CONTENTS
1. OUTLINE OF SYSTEM
1-1
1-2
1-3
3. REFRIGERANT PIPE SYSTEM DIAGRAM
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EXAMPLES OF SYSTEM SETTING
KINDS OF ADDRESS AND SETTING RANGE
ADDRESS SETTING
SYSTEM WIRING
REFRIGERANT PIPING
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................................................................................................TEST RUN METHOD
CHECK ITEMS BEFORE TEST RUN
2. TEST RUN ADJUSTMENT
5-13
5-12
5-11
5-10
5-9
5-8
5-7
5-6
5-5
5-4
5-3
5-2
5-1-3
5-1-2
5-1-1
5-1
5. OUTDOOR UNIT OPERATION CONTROL
REMOTE CONTROLLER
OUTDOOR UNIT
INDOOR UNIT
FUNCTION AND SETTING OF EACH SWITCH4-4
MICROPROCESSOR FUNCTION LIST4-3
MICROPROCESSOR BLOCK DIAGRAM4-2
PCB LAYOUTS4-1
4. FUNCTION OF PRINTED CIRCUIT BOARD
SYSTEM CONSTRUCTION CONDITIONS
MODEL CONSTRUCTION
COMPRESSOR OPERATION CONTROL
PUMP DOWN CONTROL
PROTECTION FUNCTION
OIL RECOVERY CONTROL
OIL RETURN CONTROL
DEFROSTING CONTROL
FOUR-WAY VALVE 5 CONTROL
SOLENOID VALVE 2 CONTROL
CIRCULATING SAVE AMOUNT CONTROL
FOUR-WAY VALVE 1 CONTROL
EXPANSION VALVE 1/2 CONTROL
OUTDOOR FAN MOTOR CONTROL
HEAT EXCHANGER CAPACITY CONTROL
3 MINUTES RESTART PREVENTION ( 3 MIN ST )
COMPRESSOR OUTPUT PATTERN
OPERATION STOP CONDITION
.......................................................5-1-4 COMPRESSOR RECOVERY OPERATION
– 3 –
1-2-1
1-2-2
(1)
(2)
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2-1
2-2
.........................................................................................HEAT RECOVERY TYPE
COOLING ONLY / HEAT PUMP TYPE3-1
3-2
TEST OPERATION USING REMOTE CONTROLLER
OUTDOOR PC BOARD2-2-1
2-2-2
TEST RUN CONTROL2-3
7
7
12
5
13
13
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26
28
30
30
34
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43
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45
46
48
49
0
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52
53
54
55
56
57
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