TCL
SERVICE MANUAL
No.TE040720
FLOOR-STANDING AIR CONDITIONERS
Models
TAC-42CF TAC-42CHF
CONTENTS
1. IMPORTANT NOTICE ···································2
2. TECHNICAL SPECIFICATION ·····················3
3. OPERATION DETAILS ···································4
4. WIRING DIAGRAM ············· 5
5. EXPLOSION VIEW ···························· 12
6. PARTS LIST ·············18
IMPORTANT NOTICE
This service manual is intended for use by individuals possessing adequate
backgrounds of electrical, electronic and mechanical experience. Any
attempt to repair the appliance may result in personal injury and property
damage. The manufacturer or seller cannot be responsible for the
interpretation of this information, nor can it assume any liability in
connection with its use.
The information, specifications and parameter are subject to change due to
technical modification or improvement without any prior notice. The
accurate specifications are presented on the nameplate label.
How to order spare parts
To have your order filled promptly and correctly, please furnish the
following information:
1. Model No. with Indoor or Outdoor
2. No. in the Explosion View
3. Part Name
4. The quantity you ordered
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Technical Specifications
Model No. TAC-42CF TAC-42CHF
Type Cooling Only Heating Pump
Control type Remote Remote
Rated cooling capacity Btu/h 42000 42000
Rated heating capacity Btu/h N/A..................44,500+10,200
EER for cooling Btu/h.w 9.13 8.93
COP for heating W/W N/A 10.3
Moisture removal Liters/h 8.0 8.0
High dB(A) 57 57
Med. dB(A) 55 55
Indoor noise level at
cooling
Low dB(A) 53 53
Outdoor noise level dB(A) 64 64
Electrical Data
Power supply 380V~/50Hz /3P
Voltage Range V
Cooling A 8.0 8.0
Rated current
Heating A N/A 7.6
Cooling W 4600 4700
Rated input
Heating W N/A 4300+3000
Refrigerating System
Refrigerant/Charge Gram R22/3500g R22/3500g
Type Rotary Rotary
Model ------------------ -----------------
LRA A ------ -------
Compressor
MFG ----------------- -----------------
Evaporator Louver fin and Grooved tube type (φ9.53)
Condenser Corrugated fin and Grooved tube type (φ9.53)
Expansion device Capillary tube
Defrosting system Microcomputer controlled reverse system
Fan System
Indoor air circulation m3/h 1000 1000
Indoor fan type Cross flow Cross flow
Cooling rpm 550/480/380 550/480/380
Heating rpm N/A 550/480/380
Dry rpm 380 380
Indoor fan speed
H/M/L
Sleep rpm 380 380
Indoor fan motor output W 160 160
Outdoor air circulation m3/h --- ---
Outdoor fan type Propeller fan Propeller fan
Outdoor fan speed rpm 720 720
Outdoor fan motor output W 200 200
Connections
Refrigerant coupling Flare type
Gas Inches 3/4 3/4
Connecting Pipe
Liquid Inches 1/2 1/2
Connecting Wiring
Size × Core
number
Drainage Pipe O.D 16mm
Others
Suitable area m
2
48~60 48~60
Indoor mm 540×1765×380 540×1765×380Net dimensions
(W x H x D)
Outdoor mm 990×340×960 990×340×960
Indoor kg 47 47
Net weight
Outdoor kg 60 60
Indoor mm 625×1875×460 625×1875×460 Packing dimensions
(W x H x D)
Outdoor mm 1105×420×1005 1105×420×1005
Indoor kg 55 55
Gross weight
Outdoor kg 66 66
Loading Capacity 20'/40’/40’HQ....................26/56/61 26/56/61
Operation Details
Remote Controller
①
ON/OFF Button
Used to start and stop operation when pressed.
②
OPERATION MODE Selection Button
Used to select the type of operation mode: AUTO, Cooling, Dry, Fan(Only for Cooling Only) and
Heating(Only for Heat Pump)
③
FAN SPEED CONTROL Button
Used to select the indoor fan motor speed: Auto, High, Mid and Low.
⑥
①
⑨
⑦
⑤
④
⑧
③
②
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④
SLEEP Button
Used to set or cancel sleep mode operation.
⑤
VANE CONTROL Button
Used to adjust airflow direction.
⑥
UP Button (TOO COOL Button)
Used to increase the set room temperature and time.
⑦
DOWN Button (TOO WARM Button)
Used to decrease the set room temperature and time.
⑧
ON TIMER Button
Used to select ON TIMER operation.
⑨
OFF TIMER Button
Used to select OFF TIMER operation.
The indication symbols on LCD:
AUTO Indicator Sleep Mode Indicator Clock Indicator
Cooling Indicator Air Flow Direction Indicator ON TIMER Indicator
Dry Indicator Set Room Temp. Indicator OFF TIMER Indicator
Fan Indicator Fan Speed Indicator Order of ON and OFF Timer
Heating Indicator
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Elctronic Controller
1. Safety Control
(1) Time Delay Safety Control
3 minutes delay for compressor---The compressor is ceased for 3minutes to balance the pressure in the
refrigeration cycle in order to protect the compressor.
2 minutes delay for 4-way valve---The 4-way valve is ceased for 2 minutes to prevent the
refrigerant-gas abnormal noise when the HEATING operation is OFF or switch to the other operation
mode.
20 seconds delay for indoor fan--- When the assistant thermistor turns off, the indoor fan operates in
low speed for 20 seconds to release the heat of indoor unit.
(2) Indoor Pipe Temperature Sensor Frost Prevention Control
When the indoor pipe temperature sensor reads 0℃ or below for 5 minutes, the indoor pipe temperature
sensor frost prevention control starts. The compressor and outdoor fan stop and indoor fan operates at high
speed for 3 minutes. After that, if the indoor pipe temperature sensor reads less than 5℃ this control
prolonged until the indoor pipe temperature sensor reads 5℃ or more.
(3) High Temperature Protection Control
During HEATING operation, the outdoor fan motor and compressor are controlled by the indoor pipe
temperature to prevent the high temperature of compressor.
Outdoor fan OFF: 56℃
Outdoor fan ON:50℃
Compressor OFF:60℃
Compressor ON:50℃
2. “AUTO” Mode Operation
(1) When the “AUTO” mode is selected, the operation mode and initial set temperature are determined by the
initial room temperature at start-up of the operation except to turn off the air conditioner and operates it
again.
(2) If the mode is change to “AUTO” mode from other mode, the “AUTO” mode doesn’t operate until compressor
stop for more than 3 minutes.
In the “AUTO” mode , when the controller receives the up or down single of temperature, the set
temperature can adjust by 1
℃ upper or lower. The biggest you can adjust by 2℃ upper or lower.
3. “COOLING” Mode Operation
(1) When the COOLING mode is selected without setting temperature, the system will set the set temperature at
26
℃ automatically with the AUTO FAN speed.
(2) When selecting the COOLING mode operation, the system will operate according to the setting by the
remote controller and the operation is as following:
Mode
Initial room temperature
COOLING
DRY
HEATING for Heat Pump Type
FAN for Cooling Only Type
26℃ or more
20℃ to 25 ℃
Less than 20℃
Initial set temperature
24℃
18℃
23℃
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