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The website ctechnician.com serves as a platform for technicians, particularly in the field of refrigeration and air conditioning. Here are some highlights about the site:

• Community Focus: The site features a community where technicians can exchange experiences and knowledge related to their field. It includes forums and discussions aimed at improving technical skills and problem-solving capabilities.
• Educational Resources: Ctechnician.com offers various articles and blog posts that cover topics such as compressor codes, mechanical engineering training for refrigeration and air conditioning, and control systems for refrigeration rooms. This makes it a valuable resource for both novice and experienced technicians looking to enhance their expertise.
• Mobile Application: There is also a mobile app available on platforms like Google Play, which provides comprehensive guides on refrigeration and air conditioning, making it easier for technicians to access information on-the-go.

Overall, ctechnician.com is a dedicated resource for professionals in the HVAC industry, providing tools, information, and community support to enhance their work.

MBSM Group’s website features various categories that cover a range of topics related to refrigeration and technical solutions. Below is a list of the main categories and their corresponding subjects:

Categories and Subjects

1. Solutions

   • مشاكل وحلول تقنية

2. Lessons and Tutorials

   • شروحات ودروس

These categories encompass a variety of subjects, providing valuable insights and information for professionals in the refrigeration industry.

2020

• Tunisian poet Mounir Ben Saleh Milad
• I love my teacher
• I love my mom
• I declare my repentance
• young teenager
• I love you my country
• Broken Homeland
• Presidential chair
• Lost Homeland
• Oh my tears
• health
• Halal
• weak woman
• Heaven of love
• The cold is killing me in your embrace, my homeland
• nectar
• sunrise
• The poor shepherd
• get out of my life
• The victim
• burning
• Happy Eid to all women
• The poor
• The blind
• magnificence
• eyes
• hope
• Good morning
• presence
• The poor guy
• crying
• I love you
• Lion
• Woman’s struggle
• Milk burn
• Historical woman
• Insights into the philosophy of your eyes
• Places in my heart
• The month of light
• birth
• The victim
• solenoid in electricity and electronics
• Why is there white powder inside electrical cables?
• Engine vibration and shaking are common problems.
• Explanations and lessons: Explanation of inserting an image background on text using Photoshop CS
• Hattin: Free verse by the Tunisian poet Mounir Ben Saleh Milad 
• When you pass forty
• I never get hurt, I say something good
• Stay home in Tunisian
• The toilet seat is suspended
• Limit Switch
• Congregational prayer at home
• Home electrical outlet circuits connection book by engineer Mohamed Bir Jamal
• The difference between overload and over current
• Book Central A/C Systems & Their Applications
• Marry Me
• Download the book All Air Conditioning Malfunctions in Twenty Pages in Arabic
• Discovery of valuable artifacts dating back to the Corona Stone Age
• Weeping Tunisia
• Circuit without transformer converts AC 220v to 15v 12v9v5v DC depending on the value of Zener diode
• Very simple information about the difference between horsepower, ton and BTU
• A very simple chart to know the compressor capacity hp according to watts w
• Capillary sizing chart for Embraco and Tecumseh compressors
• Condenser and evaporator pressure table
• A table showing the approximate amount of oil based on the piston capacity.
• Compressor numbers and types table
• Tunisian Chebba dish #chebba_tray
• Download an exclusive book in Arabic for programming digital thermostats, IDPlus 974/971/961/902, electronic control tools for refrigeration units
• Exclusive photos of mistakes made by babies
• Our business #mbsmgroup tn technician
• Moisturizers and sweeteners
• Pictures: Tunisian Lablabi
• What is a Chiller?
• Important information about air conditioners, especially for areas with temperatures of 45 degrees and above.. climatiseur class t1 t2 t3
• Simple and necessary information for the refrigeration and air conditioning technician
• Types of compressors used in the field of air conditioning and refrigeration
• Young Sea 2019
• Young Forest.. Joy.. Thyme Forest 2020
• Young Sea 2020, Douira
• Capillary tube diameter each compressor
• Car air conditioner circuit
• Codes for all compressors, oil quantities, symbols, and the unit of measurement for compressor oil is the gram.
• Modifying the Crazy Card refrigerator to Toshiba with a timer (Japanese circuit) with the basin heater running throughout the defrosting period, even after disconnecting the thermostat #‎Nour Bebo
• Al-Manji Sayyad, may God have mercy on him and grant him paradise
• The late Saleh bin Ibrahim Milad, may God light up his grave and make his abode in heaven
• Pictures: Funny Air Conditioning Mistakes
• Pictures: Funny Air Conditioning Mistakes 2
• Photos: Downloading and moving problems
• Pictures: Exclusive funny and scary technical pictures
• Photos: The pinnacle of craftsmanship in sanitary installation, among our works and the works of others.
• Selfie: Serious and catastrophic mistakes due to not maintaining the solar heater
• Photos: The first special collection of error codes for all air conditioners
• Pictures: Washing machine fault codes, part 1
• The easy and safe way to connect wires
• Pictures: Electrical Stupidity
• Pictures: The first group of pictures of idiots
• Load distribution table along the wire length and diameter
• Solving the problem of ice formation on the compressor connection in the refrigerator after charging R600A
• A complete guide to digital washing machine errors, starting with Zanzsi…
• French educational exercises for the feminine and masculine genders
• What does 1 horsepower mean?
• Karen E1 air conditioner malfunctions
• Power factor correction circuit pfc
• Hybrid transistor is an application of BJT and FET transistors.
• Wood cutting saw control circuit
• Capillary tube selection table for R-22
• My experience: Know your air conditioning needs according to the area.
• Tips before installing split air conditioning and how to calculate the capacities, capabilities and units of split
• Download the book: Electronic Engineering for Electrical and Electronics Technicians and Engineers
• Download books: Primary stage, fifth year of primary school, models in written production
• Information Security Lesson: An explanation with pictures for the year 2020 to secure your account permanently on Facebook in 3 very easy steps
• Lesson: Fault codes for 3-ton air conditioner
• Lesson: Oil trap, in split air conditioners, on the suction line, when the compressor is higher than the internal fan
• A very special lesson: Very important tips for maintaining and charging air conditioners from our site experts
• Lesson, the difference between, the mesh filter, and the carbon filter, simply
• Before requesting an air conditioning technician, make sure that the air conditioner does not lack gas.
• Types of compressors in refrigeration systems, the difference between RSIR, CSIR, CSR, PTC, DC Iverter
• Tips for air conditioner users
• Refrigeration conversion table Ton, Watts, Psig, Btu, Bar, Kpa, Feet, Psi Metres, Kcal, Inches
• Nice and proven idea for making expansions in copper 1/4, 3/8, 1/2
• Download the book of single-phase motor winding
• Fast download of my book Automatic Control of Industrial Processes
• Great book Automatic Control from Siemens Machine,system,Siemens
• Capillary, capillary tube, capillaries refrigeracion, problems and solutions
• Lesson: What are the reasons that lead to the failure of a regular refrigerator to separate?
• Lesson, suitable compressor capacities in refrigerators, converting liters to hp, converting feet to liters, converting feet to hp
• Lesson, LRA compressor, RLA compressor, what does LRA mean in compressor data and the difference between LRA – RLA – FLA
• Lesson, the difference between gas 22 and gas 410, can a system that runs on Freon 22 be replaced with Freon R410, can a system that runs on Freon 410r be replaced with Freon 22
• Fast download of the book, Charge and discharge refrigeration equipment home, and a book to learn the maintenance and repair of home refrigeration equipment
• Download the book, the most prominent malfunctions of home air conditioners and ways to repair them
• My experience, the shortest possible length for air conditioning pipes, suction and discharge, the longest possible length for air conditioning pipes, suction and discharge, controls on increasing the length of split air conditioning pipes
• My experience and very exclusive, tips for charging the refrigerator, pressures, cleaning, gas, Freon and maintenance
• Evaporator pressure chart by refrigerant degree in psi
• AMPS Drawn at Load, FLA/RLA, Per HP Compressor Capacity
• My experience, the condenser that destroys the air conditioner, errors, calculations, capabilities, tips
• Very powerful site for electrical calculations
• A very powerful site that calculates the value of the capacitor
• Calculation table for Ton, Watt, HP, Capacitor through Btu
• All the capabilities of JIAXIPERA compressor in one file
• Table of the most commonly used compressor numbers and types, watts, HP, oil, capillary, BTU, in one file
• Cable design table, some calculations during choosing the appropriate cable, with some important conversions, in the world of refrigeration
• The right position for the air conditioner, and tips for better performance, for the air conditioner in the home
• COMMON COLOR CODES USED IN READ WIRING DIAGRAM
• Slope required for sewer system depending on pipe diameter, Calcul de Ponte
• Inch to MM Conversion Table
• One file, contains definitions and symbols for all Copeland, Scroll, Hermetic, and Semi-hermetic compressors.
• Very exclusive: Special rules for calculating the length of the condenser and evaporator and the diameter of the capillary tube (capillary) 
• High & low pressure values ​​used for the cooling system of home appliances and cars for types of Freon gas.
• Lesson: Explaining how to remove any background from any image using Photoshop
• In one file all PANASONIC models, 2,4,6,8,10,12 Hp, R22, R407c, R410a
• Simply the difference between reciprocating compressor and rotary compressor
• Crazy Digital Deep Freezer Information, 4 Drawers No Frost, 200 Liters, 8 Feet, 1/6HP

2023

• What are the uses of diode?
• Meanings of the symbols engraved on the head of the cable
• The length and size of the cable suitable for each motor
• LG inverter refrigerator, the compressor is burned out. What is the size of the compressor and how to convert it to a normal compressor?
• Qatar cable QP442PBA .. Model with flow control and model with 070
• Electrostar 5 Drawer Digital Deep Freezer
• HYE55YL63 Compressor
• Crazy 180 chest freezer, how much capacity does a motor have? E180
• Capacitor Terminals Locator 3/8″ SC15G, 104G8520
• A simple solution to the problem… when the valve is damaged, not the needle
• Poverty is not a genetic trait but a practical mentality.
• Window air conditioning electrical circuit
• Some of the faults you may encounter with Unionaire devices
• Quarter piston normal QB77C16GPX5
• Ice buildup problem around the refrigerator suction pipe
• What happens if a refrigerator that runs on R600 is charged with 134 gas and vice versa?
• How to jump a car
• Pictures: Condenser size with refrigerator size per compressor capacity
• Is the GL60TB compressor suitable for the 10-foot Ideal refrigerator?
• vt9 is this a condensor thermostat or a refrigerator
• Comparison between EMT55HLR and EGM75AF compressors
• egm91af piston quarter coils copper or aluminum? And how many normal operating amps?
• What is the inverter that is installed on the compressor?
• Reflective valve
• Some of the faults you may encounter with Unionaire devices
• R22
• Installing a condenser on the compressor
• Download LG air conditioner fault codes
• Comparison between ADW91 and EMT6170Z pistons
• Solve the problem of the loud, annoying refrigerator motor sound with buzzing, ticking, crackling and clattering easily and without cost
• ML90FB 1/3 piston fits 3/8 MP12FB 2 condensers 24 elbows two together and 7 shelves evaporator
• Is it possible to replace the R22 air conditioner compressor with the R410A compressor?
• The difference between the actual capacity and the nominal capacity of the piston
• A Piece of Sugar by Tunisian Poet Mounir Ben Saleh Milad

2024

• Capacitors in air conditioners
• Signs that may appear on your air conditioner, you should know the reason for them and what to do after they appear
• Air conditioner running capacitor
• Reasons for ice accumulation in the refrigerator and defrost freezer
• The difference between Lbp piston, Hbp piston, and MHbp piston and what are their uses according to the sizes and types of gas
• A detailed explanation of the methods of measuring olives in Tunisia…the Qalba as an example
• 1hp submersible pump control box and the role of the capacitor in it
• All specifications, defects and uses of the Digital Control Multimeter DT9205A
• Car battery voltage level monitoring circuit
• Midea Inverter Air Conditioner Malfunctions and How to Deal with Them
• Deciphering the Dreyer Danfoss filter DANFOSS
• Mbsm.tn, Intellectuals writing from Tunisia ( mbsm, mbsm.tn, advertising, Arab intellectuals, technology, culture, partnership, poetry, pictures, sciences, from experience, sales, miscellaneous, experienced, Arab intellectuals, professionals, amateurs )
• Germany Train 1952 ( Germany Train 1952 )
• CRAQ-0150-PFV-501 ( CRAQ-0150-PFV-501, mbsm, Mbsm.pro, mbsm.tn, Air Conditioning, Cooling Capacity,  Compressor , Horse Power, Copeland, Pyramid )
• WpR 643DWDB ( WpR 643DWDB, ZBH1122CY, White Point  Refrigerator , Compressor ZBH1122CY )
• WpR 643DWDB ( WpR 643DWDB, ZBH1122CY, White Point Refrigerator, Compressor ZBH1122CY )
• AW703RT-121-J7 ( AW703RT-121-J7, Compressor, Reciprocating, Tecumseh )
• AW703RT-121-J7 ( AW703RT-121-J7, Compressor, Reciprocating, Tecumseh )
• AP-12CR4SFJS ( AP-09CR4SEJS, AP-12CR4SFJS, Compressor, Hisense, mbsm, mbsm.tn, Compressor, Piston )
• Saraya Circle ( Saria Circle )
• MA62LCEG ( MA62LCEG piston, mbsm, mbsm.tn, compressor, horse power )
• The smallest street in Kairouan ( Kairouan, Tunisia )
• GFF66AA ( GFF66AA, mbsm, mbsm.tn, compressor )
• AZ1355Y ( AZ1355Y, mbsm, mbsm.tn, compressor )
• 44B092JX1EF ( 44B092JX1EF, Samsung, Samsung 44B092JX1EF )
• AJ5515E ( mbsm, mbsm.tn, compressor, ZBH1122CY compressor, horse power )
• EGUS80HLP ( Embraco, mbsm, mbsm.tn, compressor, horse power )
• WPF18A-L-02D ( WPF18A-L-02D, Temperature Sensor, Temperature Control )
• BRE4-0750-TFD-510 ( BRE4-0750-TFD-510, mbsm, mbsm.tn, Compressor )
• AW703ET-094-A4 ( AW703ET-094-A4, mbsm, mbsm.tn, Compressor )
• Sc18cl-104L2123 ( mbsm.tn, Sc18cl-104L2123, Compressor, Danfoss Compressor )
• QB110C25CAXO ( QB110C25CAXO, Panasonic, Compressor )
• KCE432HAG ( KCE432HAG, Compressor KCE432HAG, Copeland )
• QB73C15GAX5 ( mbsm, mbsm.tn, QB73C15GAX5, Panasonic )
• LJ126CY_HSL27YE.5 ( Compressor, HSL27YE.5, Lj126Cy, LJ126CY_HSL27YE.5, mbsm, mbsm.tn, Arab intellectuals, Arab intellectuals write for Tunisia )
• COLDEX SR065Z ( mbsm.tn, Arab intellectuals, Panasonic, compressor )
• QA77K18CAW5 ( mbsm, mbsm.tn, panasonic, QA77K18CAW5, Arab intellectuals write for Tunisia )
• Losing ( mbsm, mbsm.tn, If you are afraid of losing, you do not deserve to win, Arab intellectuals write for Tunisia )
• Farfoucha ( Farfoucha, mbsm, mbsm.tn, Arab intellectuals, Arab intellectuals write for Tunisia )
• WA11F5S4 ( mbsm, Samsung, WASHING MACHINE, Arab intellectuals write for Tunisia, compressor )
• From Here to Eternity ( mbsm, mbsm.tn, Arab Intellectuals, Arab Intellectuals Writing for Tunisia )
• AKARIT ( AKARIT, Arab Intellectuals, Arab Intellectuals Writing for Tunisia )
• BK190G-L2C ( BK190G- L2C, BK190G-L2C, mbsm, mbsm.tn, Arab Intellectuals, Arab Intellectuals Writing for Tunisia )
• CAJ9519T/S26TN ( CAJ9519T, S26TN, Arab Intellectuals, Arab Intellectuals Writing for Tunisia, Compressor )
• Footprints at the chimney ( mbsm, mbsm.tn, Footprints at the chimney, Arab intellectuals, Arab intellectuals write for Tunisia )
• ZF18 K4E TFD-556 ( mbsm.tn, ZF18 K4E TFD-556, Arab Intellectuals Write for Tunisia, Compressor )
• SC15G 104G8520 ( 104G8520, 1ph/220V-240/50HZ, 3/8HP, Compressor, DANFOSS, r134a, refrigerator, SC15G, secop, Arab intellectuals write for Tunisia, horse power )
• Gas press ( Gas, mbsm, r134a, r22, r290, r32, r404a, R407c, R410a, r417, R600a, Arab intellectuals, Arab intellectuals write for Tunisia )
• Ci32KQ-PFZ/CR32KQ-PFV ( 2.5 hp, CI32KQ-PFZ, Copeland, CR32KQ-PFV, lbp, mbsm, mbsm.tn, Arab intellectuals, compressor )
• EGM60AF/GFF66AA/EGM75AF/EGM90AF ( EGM60AF, EGM75AF, EGM90AF, GFF66AA, mbsm, mbsm.tn, Arab Intellectuals, Horse Power )
• ARIA ( COMPRESSORS, Hermetic, mbsm.tn, Piston, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor, Horse power )
• L58CZ1 ( mbsm, mbsm.tn, Arab intellectuals, Arab intellectuals write for Tunisia, horse power )
• GL90AA ( 1/4hp, GL90AA, lbp, Arab intellectuals, Arab intellectuals write for Tunisia, horse power )
• AE3440Y ( 1/3hp, 4350btu, AE3440Y, Compressor, hbp, Tecumseh, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Compressor )
• QA91K21CAW5 ( 1/4 hp, 800w, Compressor, hbp, mbsm, mbsm.tn, Panasonic compressor, QA91K21CAW5, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor )
•  Detector ( differential detector, mbsm, mbsm.tn, electrical wires, Arab intellectuals, Arab intellectuals write for Tunisia, motion sensor, air extractor, horse power, lamp, 300mA safety switch )
• FL1462-SA ( (Made in Thailand), (R012 series), 1/5 Hp, 160w, Compressor, Fl 0739 (90 Watts), Fl 0847 (105 Watts), Fl 1152 (125 Watts), Fl 1257 (150 Watts), Fl 1462 165 Watts), Fl 1675 (185 Watts), Fl 1888 (210 Watts), FL1462-SA, Hitachi, HITACHI Brand, r134a, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Horse Power )
• HYE69Y63 ( 1/4hp, 195W, HUAYI, HYE69Y63, lbp, mbsm, mbsm.tn, r134a, Refrigeration  Compressor , Arab Intellectuals, Arab Intellectuals Write for Tunisia,  Compressor )
• NT6222GK ( 1 Hp, Aspera, Dis 17.39 cm3., Embraco, mbsm, mbsm.tn, MHbp, NT6222GK, r404a, R407A, R449A, R452A, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Compressor )
• CR62KQM-TFD-202 ( 3ph, 5 hp, CO-CR18K6-PFJ-525, CO-CR18K6-TFD-525, CO-CR24K6M-PFZ-102, CO-CR24K6M-TFD-102, CO-CR34K6M-PFZ-102 , CO-CR37K6M-PFZ-102, CO-CR37K6M-TFD-102, CO-CR53KQM-TFD-202, CO-CR57KQM-TFD-202, CO-CR62KQM-TFD-202, Compressor, Copeland, CR62KQM-TFD-202, Hermetic, mbsm.tn
• hmk95at ( 1/5 Hp, Compressor Acc, hmk95at, mbsm.tn, R600a, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Compressor )
• TT1113GY ( 1/5 Hp, Compressor, Jiaxipera, lbp, mbsm, mbsm.tn, R600a, TT1113GY, Arab Intellectuals, Compressor, Horse Power )
• PH31VNET ( 1-1/2 hp, 1-1/2 Ton, 18000 btu/h, Capacitor 45uf, Compressor, mbsm, mbsm.tn, PH31VNET, r22, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor )
• HYE60YL63 ( 1/5 cv, 146 kcal, Compressor, HUAYI, HYE60YL63, r134a, tout cuivre )
• HYE55YL63/GML140A ( 1/5 Hp, 1/6 hp, 112 w, 141w, Compressor, GML140a, HUAYI, HYE55YL63, mbsm, r134a, Arab Intellectuals )
• Refrigerant debility ( mbsm, mbsm.tn, Arab intellectuals, Arab intellectuals write for Tunisia, no comment, pictures, very exclusive pictures, funny pictures in the world of refrigeration, compressor )
• FF10BKW ( 1/4 hp++, Compressor, Embraco, FF10BKw, hbp, lbp, r12, Start capacitor 460-552 mfd, Arab intellectuals, Arab intellectuals write for Tunisia )
• QD123Y ( 1/4hp, 187W, 220V/1HP/50Hz, Compressor, Donper, mbsm, mbsm.tn, QD123Y, R600a, RSIR, Arab Intellectuals, Arab Intellectuals Write for Tunisia )
• Gtm75aa ( 1/5 cv, 220-240V/50HZ, Ariston no frost, Compressor, Convector, Gtm75aa, Hermetic, mbsm.tn, r134a, ZEL, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor )
• Türk Elektrik Endüstrisi ( AR Çelik, AZ107YP, AZ107YT AZ121YD, AZ121YP, AZ121YT, AZ47YD, AZ47YP, AZ47YT, AZ68YD, AZ68YP, AZ68YT AZ82YD, AZ82YP, AZ82YT AZ9YD, AZ9YP, AZ9YT AZ107YD, mbsm, mbsm.tn, MTH105YT, MTH115YT MTH135YP, MTH135YT, MTH145YP, MTH145YT, MTH75YP, MTH75YT, MTH85YP, MTH95YP MTH95YP, MTH95YT, THA100YT THA125YP THA110YT, THA138YP, THA65YP, THA65YT, THA85YP TH90YT, THB130YP, THB130YT, THB88YP, THB95YT THB118YT, THP85YT, Turkish Electric Industry, Arab Intellectuals, Arab Intellectuals Write for Tunisia )
• T1116Y ( 1/5 Hp, 10, 184 W, 220-240V, 5 cm3., Compressor, Compressor, Jiaxipera, lbp, R600a, T1116Y, Horse Power )
• FFI 7.5HAK ( 1/5 hp++, ACC, AS80, Compressor, Cubigel GL75AA, Embraco FFI7.5HAK, EMT60HLP, Equivalent, GVM66AA, lbp, mbsm, mbsm.tn, NBT1116Z, r134a, refrigerator COLDEX, secop, SR075Z, TLES6.5FT.3, Arab Intellectuals, Arab Intellectuals Write for Tunisia )
• GL99BL ( 1/4hp, Compressor, GL99BL, Huaguang, lbp, mbsm, mbsm tn, mbsm.tn, Arab intellectuals, Arab intellectuals write for Tunisia )
• MKV190GL2J ( 1/3 hp, Bldc, Compressor, from 560 btu/h to 1167 btu/h, from 93 to 210 w, Inverter, lbp, mbsm, mbsm.tn, MKV190GL2J, r134a, Samsung, Arab intellectuals, Arab intellectuals write for Tunisia )
• RH207VHET ( 1 kw, 1.34 hp, 1150 w, 12283 btu/h, 1ph 220v, 3095 kcal, 5.3 a, Compressor, mbsm, mbsm tn, mbsm.tn, Mitsubishi RH207VHET, RH207VRFT, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor )
• RAQ 012A5CM ( 1 kw, 1.34 hp, 1150 w, 12283 btu/h, 1ph 220v, 3095 kcal, 5.3 a, Compressor, FOR EXPORT, mbsm, Mitsubishi RH207VHET, MODEL: RAQ 012A5CM EXP, RH207VRFT, SN: 0000079275, unionaire®, UNITE FENETRE, VOLT 220-240Hz50, WINDOW UNIT, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor )
• WF-100DR ( 1/6 hp, 125B4223, 125B4224, 6 cm3, Compressor, Compressor, HYB60MHU, lbp, mbsm, mbsm.tn, R600a, replaced by 1/5 hp compressor r134a, Arab intellectuals write for Tunisia, compressor, horse power )
• SLV15CNK ( ATHEN210XL,  Compressor , Inverter, mbsm, mbsm.tn, SLV15CNK-ATHEN210XL, Arab Intellectuals, Arab Intellectuals Write for Tunisia,  Compressor )
• LX110LAJM ( Compressor, LG LX110LAJM, mbsm, mbsm.tn, Arab intellectuals, Arab intellectuals write for Tunisia, compressor )
• EGL70AT ( 1/5Hp, 1Ph, 220-240V 50Hz, Cubigel compressor, ZMC compressors, Compressor, Cubigel, standard efficiency, EGL70AT, GL70AT, LBP – LST – S, mbsm, mbsm tn, mbsm.tn, R-134a, RSIR, no start capacitor, Arab intellectuals, Arab intellectuals write for Tunisia )
• Feet to hp to Liter ( Feet, hp Feet to hp to Liter )
• FF10BX ( 1/4 hp, Capacitor star 270 to 324 microfarads (µF), Compressor, Embraco FF10BX, Embraco FF10BXWAT, lbp, mbsm, r12, Arab intellectuals, Arab intellectuals write for Tunisia, horse power )
• CR37KQ-PFT-240BN ( 265-277V/60 Hz/1 PH and 220-240V/50 Hz/1 PH, Copeland Hermetic Compressor CR37KQ-PFT-240BN, Copeland 3 HP, CR37KQ-PFT-240BN, mbsm, mbsm.tn, r22, R407c, Arab Intellectuals Write for Tunisia, Compressor )
• SZ99H1H ( 1/4 hp, Compressor, Gmcc, lbp, mbsm, mbsm.tn, refrigerator, Sz99h1h, Arab intellectuals write for Tunisia, compressor )
• CR28KQ-PFZ ( 1-phase, 2.22 hp, 200/240 V, 50 Hz, Compressor, Copeland, CR28KQ-PFZ, EER (Btu/Wh): 9.50 6.80, HCFC, Hermetic, mbsm.tn, Power (W): 2260 1700, R-22, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor )
• eCz444HG-13M-37E1 ( 1/2 hp, Compressor, Copeland, ECZ444HG, Emerson, hbp, Hermetic, Arab intellectuals, Compressor, Horse power )
• Bitzer F152H ( mbsm, mbsm.tn, r134a, Arab intellectuals, Arab intellectuals write for Tunisia, horse power )
• EGU110HLCW ( 1/3 hp, 220-240 V 50-60 Hz, 5 cc, 9, Compressore EMBRACO, EGU110HLCW, Kcal 236/280, lbp, mbsm, mbsm.tn, r134a, RSCR, Watt 274/325, Arab intellectuals, Arab intellectuals write for Tunisia, Compressor )
• HVAC ( AHU, Calculation, Compressor, Coupled, energy, Exchanger, Heat, HVAC, Infection Control, Liquid, mbsm, mbsm.tn, Method, Plate, Recovery, Thermal Wheel, Unit, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Compressor )
• SZ55C1J ( 1/10 hp, 64 L, 75 w, BTOP107SL, Compressor, Gmcc, HRD-071S, lbp, mbsm, mbsm.tn, Mini compressor, R600a, Refrigerator, Refrigerator-Conveyor, Series C, SZ55C1J, TOSHIBA, Arab intellectuals write for Tunisia, Compressor )
• CRD1-0200 ( 1 PH, 2 HP, 208-230V, 24, 500 BTU, Compressor, Copeland, CRD1-0200, mbsm, mbsm.tn, r22, R407c, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Compressor, Horse Power )
• GP16TG ( 200-230V/50-60Hz, 3/8 hp, Compressor, Cubigel, GP16TG, HMBP, HUAYI, mbsm.tn, r134a, Arab intellectuals write for Tunisia, Compressor )
• EGM66AA ( 1/5 Hp, 220/240V, Compressor, Compressor Manufacturing Co, EGM70AF, EGM70AZ, lbp, mbsm.tn, Misr, r134a, ZMC, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Horse Power )
• Electrical circuit for horizontal deep freezer ( Compressor, mbsm.tn, r134a, R600a, Electrical circuit for horizontal deep freezer, Arab intellectuals, Arab intellectuals write for Tunisia, compressor, horse power )
• GN-B392PXGB ( GN-B392PXGB, mbsm.tn, Arab intellectuals, Arab intellectuals write for Tunisia, horse power )
• AW101FT-015 ( 000 BTU, 1 PH, 208-230V, 28, Hermetic (Reciprocating) Compressor Replacement OEM Upgraded Tecumseh Compressor, mbsm, r22, Tecumseh 2-1/4 HP, Arab Intellectuals, Arab Intellectuals Write for Tunisia, Compressor )
• hsl25ye-5 ( 1/4 hp, 1Ph, 220-240V 50Hz, DAEWOO Compressor, Compressor, HSL25YE-5, mbsm, mbsm.tn, 204 W refrigeration power, r134a, Arab Intellectuals, Arab Intellectuals Write for Tunisia )
• QD158H ( 1/2 CV, 1/3 CV, 3/8, Neon Compressor, mbsm.tn, QD128H (360 W), QD142H (395 W), QD158H (450 W), QD168H (322 W), Arab Intellectuals, Arab Intellectuals Write for Tunisia, Compressor )
• LQ119NAEM ( 1/3 hp, 227 w, 774 btu,  Compressor , lbp, Lg, LQ119NAEM )
• capillary ( capillary, Compressor, lbp, mbsm, r134a, Arab intellectuals, Arab intellectuals write for Tunisia,  compressor , horsepower, capillary )
• Disability in cooling ( mbsm.tn, disability, cooling, Arab intellectuals write for Tunisia, disability account )
• EGYS110CLC ( 1, 1/3 CV, 1a, 263 w, Compressor, EGYS110CLC, Embraco, lbp, mbsm.tn, mbsmtn, R600a, Creativity and development mbsm tn, Arab technicians, software, technology, technicians who create for Tunisia )
• EMT6170Z ( 1/3 HP–, 1/4 hp++, 220-240V/1F/50Hz, 350 G, 7.69 cm3, Compressor, Embraco, EMT6170Z, hbp, mbsm tn, mbsm.tn, r134a, Arab Technicians, Technicians who innovate for Tunisia )
• GWH24afe ( Compressor, gree, GWH24AFE, Inverter, mbsm.tn, Horse Power )
• GWH24md ( gree, GWH24MD, Arab Technicians )
• AUX ASW-H12C5A4 ( AUX ASW-H12C5A4D, Compressor, mbsm, mbsm.tn, Arab Technicians )
• 102h4460 DLE4CNT ( 102H4460, 1hp/220v, 2°C/54, 3°C / 54, 4°C), 4cm3, 7°C / 54, Compressor, DLE4CNT, HBp cooling (5/8 hp 516w 7, Lbp congealing (1/4 hp 193w -23, mbsm, Mbsm.p in, mhbp semi-congealing (3/8 hp 341w -6, r290, secop, Arab Technicians )
• Some sizes of Panasonic staplers
• D110C21RAZ5
• Definition of round-trip circuit
• Lj126Cy, refrigerator, EN650GL
• VFL090CY1,Donper,VESTEL EL10620DN
• GL45AN
• Capacitor capacity per horsepower
• CF310S
• Compressor Zanussi
• Signs of Freon deficiency in the air conditioner and how to solve it

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