Carrier 38QCR018713 Manuale di Servizio

Cover Service Manual AIR CONDITIONER Hi-Wall Type 42/38KCR009713 42/38KCR012713 42/38KCR018713 42/38QCR009713 42/38QCR012713 42/38QCR018713

Service manual 7 4. Operation limits 5.1 Cooling operation Outdoor unit air temp.℃ DB Indoor air temp. ℃ DB Note: The chart is the result from

Service manual 8 5. Wiring diagram Indoor： 42KCR009713 42KCR012713 42KCR018713

Service manual 9 42QCR009713 42QCR012713 42QCR018713

Service manual 10 Outdoor: 38KCR009713 38KCR012713 38KCR018713

Service manual 11 38QCR009713 38QCR012713 38QCR018713

Service manual 12 6. Installation details 7.1 Wrench torque sheet for installation Outside diameter Torque mm inch Kg.m φ 6.35 1/4 1.8 φ 9.52 3/8

Service manual 13 7.4 Air purging of the piping and indoor unit Required tools: Hexagonal wrench; adjustable wrench; torque wrenches, wrench to hol

Service manual 14 7.5 Pumping down (Re-installation) Procedure Confirm that both the 2-way and 3-way valves are set to the opened position. Remov

Service manual 15 7.6 Re-air purging (Re-installation) Procedure: Confirm that both the 2-way and 3-way valves are set to the closed position. Con

Service manual 16 7.7 Balance refrigerant of the 2-way, 3-way valves Procedure: Confirm that both the 2-way and 3-way valves are set to the open p

Content 2 Content 1. Precaution ...

Service manual 17 7.8 Evacuation Procedure: Connect the vacuum pump to the charge set’s centre hose. Evacuation for approximately one hour. Confir

Service manual 18 7.9 Gas charging Procedure: 1. Connect the charge hose to the charging cylinder.  Connect the charge hose which you disconnect

Service manual 19 7. Electronic function 8.1 Proper symbols and their meaning TA: Indoor ambient temperature TE: Indoor evaporator temperature T

Service manual 20 If compressor turns off for continuously 4 times due to current protection in 5 minutes from Compressor On, the unit stops and LED

Service manual 21 3T-TsRoom temp. upRoom temp. down5High fanLow fan1Mid. fan Anti-freezing control to indoor evaporator at cooling mode ( T: evapora

Service manual 22 8.7 Heating mode 8.7.1 Generally, the 4-way valve is open in heating mode, but it is closed in defrosting mode. 4-way valve mu

Service manual 23 0T-TsRoom temp. upRoom temp. down2Low fanMed fan 8.7.6 Indoor evaporator high-temperature protection at heating mode (T=indoor e

Service manual 24 8.8.3 Ending condition of defrosting If one of following conditions is satisfied, end the defrost and turn into heating mode: A. T

Service manual 25 8.10.3 All protections of remote control cooling are available at forced cooling operation 8.10.4 Forced Auto function Select for

Service manual 26 8. Model and Parameters Model 38KCR009713 38QCR009713 38KCR012713 38QCR012713 38KCR018713 38QCR018713 I3SEC 10.0A 12.0A 17A I5MIN

Content 3 10.3 Diagnostic chart ...

Service manual 27 9. Troubleshooting 10.1 Display board  Operation The indicator flashes once every second after power is on and illuminates

Service manual 28 10.3 Diagnostic chart After energizing, no indicator is lighted and the air conditioner can’t be operated. After energizing, th

Service manual 29 10.4 Resetting phenomenon often occurs during operation. (That is automatically entering to the status when power is on.) The r

Service manual 30 10.7 Operation lamp off and Timer lamp flashes Operation lamp off and Timer lamp flashesThe voltage of power supply is too low (

Service manual 31 10. Characteristic of temperature sensor Temp.℃ Resistance KΩ Temp.℃ Resistance KΩ Temp.℃ Resistance KΩ -10 62.2756 17 14.618

Cover Service Manual AIR CONDITIONER Hi-Wall Type 42/38KCR024713 42/38QCR024713

Content 2 Content 1. Precaution 2 1.1 Safety Precaution 2 1.2 Warning 2 2. Function 3 3. Dimension 5 3.1 Indoor unit 5 3.2 Outdoor un

Service manual 2 1. Precaution 1.1 Safety Precaution  To prevent injury to the user or other people and property damage, the following instructio

Service manual 2 the unit is so equipped.) There is risk of physical injury, electric shock, or product failure.  When the product is soaked (floode

Service manual 3 2. Function The function will be operate in any operation mode. Indoor unit Operation ON/OFF by remote controller Room temperat

Service manual 2 1. Precaution 1.1 Safety Precaution  To prevent injury to the user or other people and property damage, the following instructio

Service manual 4 The unit has 3 mins delay between continuously ON/OFF operations. Outdoor unit Power relay control Bird tail propeller fan makes

Service manual 5 3. Dimension 3.1 Indoor unit Model W H D 24K 1030 313 221 3.2 Outdoor unit Dimension Mode W H D L1 L2 L3 24K 845 695 335 56

Service manual 6 4. Refrigerant cycle diagram  Cooling only  Heat pump mode

Service manual 7 5. Operation limits 5.1 Cooling operation Outdoor unit air temp.℃ DB Indoor air temp. ℃ DB Note: The chart is the result from

Service manual 8 6. Wiring diagram Indoor： 42KCR024713 42QCR024713 Outdoor： 38KCR024713

Service manual 9 38QCR024713

Service manual 10 7. Installation details 7.1 Wrench torque sheet for installation Outside diameter Torque mm inch Kg.m φ 9.52 3/8 4.2 φ 12.7 1/2

Service manual 11 7.4 Air purging of the piping and indoor unit Required tools: Hexagonal wrench; adjustable wrench; torque wrenches, wrench to hol

Service manual 12 7.5 Pumping down (Re-installation) Procedure Confirm that both the 2-way and 3-way valves are set to the opened position. Remov

Service manual 13 7.6 Re-air purging (Re-installation) Procedure: Confirm that both the 2-way and 3-way valves are set to the closed position. Con

Service manual 2 the unit is so equipped.) There is risk of physical injury, electric shock, or product failure.  When the product is soaked (floode

Service manual 14 7.7 Balance refrigerant of the 2-way, 3-way valves Procedure: Confirm that both the 2-way and 3-way valves are set to the open p

Service manual 15 7.8 Evacuation Procedure: Connect the vacuum pump to the charge set’s centre hose. Evacuation for approximately one hour. Confir

Service manual 16 7.9 Gas charging Procedure: 1. Connect the charge hose to the charging cylinder.  Connect the charge hose which you disconnect

Service manual 17 8. Electronic function 8.1 Electronic control working environment Input voltage: 175~253V Input power frequency: 60Hz Ambient t

Service manual 18 8.4 Protection 8.4.1 3 minutes delay at restart for compressor. 8.4.2 Sensor protection at open circuit and breaking disconn

Service manual 19 Auto fan at cooling mode: 4T-TsRoom temp. upRoom temp. down5High fanLow fan1Mid. fan Anti-freezing control to indoor evaporator a

Service manual 20 defrosting mode or the end of defrost. 8.8.3 Action of compressor and outdoor fan motor at heating mode: compressor must run for 7

Service manual 21 TT temp. upT temp. downTE7Compressor onFan onTE8TE9Compressor offFan offCompressor onFan off The louver opens to Standard Angle ANG

Service manual 22 -1TA-TS2Heating (fan only at cooling) Fan only Cooling 8.10.2 The indoor fan blows automatically in corresponding selected mode； 8.

Service manual 23 The set temperature decrease 1℃ per hour. Two hours later, the set temperature will maintain as a constant and the air circulation

Service manual 3 2. Function The function will be operate in any operation mode. Indoor unit Operation ON/OFF by remote controller Room temperatu

Service manual 24 9. Model and Parameters Model 38KCR024713 38QCR024713 I3SEC 26A I5MIN 24A IFAN 20A TE1 25℃ TE2 32℃ TE3 30℃ TE4 20℃ TE5 2℃ TE6 12

Service manual 25 10. Troubleshooting 10.1 Display board  Operation The indicator flashes once every second after power is on and illuminat

Service manual 26 NOTE: For cool only model, the defrosting lamp is replaced with fan lamp, but malfunction display remains. 10.3 Diagnostic char

Service manual 27 10.4 Resetting phenomenon often occurs during operation. (That is automatically entering to the status when power is on.) The r

Service manual 28 10.6 Temperature sensor error. Including the indoor room, indoor evaporator and outdoor condenser temperature sensor. Is conn

Service manual 29 11. Characteristic of temperature sensor Temp.℃ Resistance KΩ Temp.℃ Resistance KΩ Temp.℃ Resistance KΩ -10 62.2756 17 14.618

Service manual 4 The unit has 3 mins delay between continuously ON/OFF operations. Outdoor unit Power relay control Bird tail propeller fan makes

Service manual 5 3. Dimension 3.1 Indoor unit 3.2 Outdoor unit Dimension Mode W H D 9K/12K 790 275 190 18K 940 275 198 Dimension Mode W

Service manual 6 Refrigerant cycle diagram  Cooling only  Heat pump mode