7
WIRING DIAGRAM
PUZ-A18NHA2 PUZ-A18NHA2-BS PUY-A12/18NHA2 PUY-A12/18NHA2-BS
[LEGEND]
SYMBOL | NAME |
| SYMBOL |
| NAME |
| SYMBOL | NAME | |||
TB1 | Terminal Block<Power Supply, Indoor/Outdoor> |
| PFC | Converter |
| SW9 | Switch | ||||
MC | Motor for Compressor |
| IPM |
| Power Module |
| LED1,LED2 | LED<Operation Inspection Indicators> |
| ||
MF1 | Fan Motor |
| CB1~CB3 |
| Main Smoothing Capacitor |
| F1~F4 | Fuse<T6.3AL250V> | |||
21S4 | Solenoid Valve | N.F. | Noise Filter Circuit Board |
| SWP | Switch<Pump Down> | |||||
63H | High Pressure Switch |
| LI/LO | Connection |
| CN31 | Connector<Emergency Operation> | ||||
TH3 | Thermistor<Outdoor Pipe> |
| NI/NO | Connection |
| SS | Connector<Connection for Option> | ||||
TH4 | Thermistor<Discharge> |
| EI,E2,E3 | Connection Terminal<Ground> |
| CNM | |||||
TH6 | Thermistor<Outdoor |
| 52C | 52C Relay |
| CNMNT | Connector | ||||
TH7 | Thermistor<Outdoor> | C.B. | Controller Circuit Board |
|
| <Connected to Optional | |||||
TH8 | Thermistor<Heatsink> |
| SW1 | Switch<Forced Defrost, Defect History |
| CNVMNT | Connector | ||||
| Electronic Expansion Valve |
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|
| Record Reset, Refrigerant Address> |
|
| <Connected to Optional | ||
ACL | Reactor |
| SW4 | Switch<Test Operation> |
| CNDM | Connector | ||||
CY1,CY2 | Capacitor |
| SW5 | Switch<Function Switch> |
|
| < Connection for Option (Contact Input)> | ||||
P.B. | Power Circuit Board |
| SW6 | Switch<Model Select> |
| X51, X52 | Relay | ||||
| R/S | Connection |
| SW7 | Switch<Function Setup> |
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| U/V/W | Connection |
| SW8 | Switch<Function Setup> | When |
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| 63H |
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| 5 | CN5 | (WHT) |
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| SW11 | ||
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| TH7 TH6 | TH3 TH4 |
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| M |
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| 5 |
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| SW1 |
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| 3 |
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| 1 |
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| C. B. |
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| 5 |
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| LED2 |
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| t° | t° | t° | t° |
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| SW12 | ||||
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| LED3 |
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| w1 | w1 |
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MF1 | 1 | CNF1 |
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| LED4 |
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7 (WHT) |
| 1 | 4 | 1 2 | 2 1 |
| 1 | 6 |
| 1 | 3 | 1 | 5 |
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| SW9 SW7 |
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MS |
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| SWP SW8 SW5 | SW1 SW6 |
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| TH7/6 | TH3 TH4 |
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| CNVMNT CNMNT |
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3~ |
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| 2 | CN2M | (WHT) |
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| (RED) | (WHT) (WHT) |
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| (WHT) |
| (WHT) | (WHT) |
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| CND | |||||||||||
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| LED2 |
| LED1 |
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| 1 |
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| LED5 | LED1 | (WHT) | |||||||
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| 3 | 1 | ||||||||
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| 1 |
| 1 |
| CNM |
| 14 |
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| 3 |
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| SW4 |
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| 63H |
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| (WHT) |
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| CN31 |
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| (YLW) |
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| CN52C |
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| 3 |
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| CN2 |
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| CN4 |
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| (RED) |
| CNDM | (WHT) 1 3 |
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| 3 |
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| (WHT) |
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| 1 | 2 |
| A | B | S |
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| 1 | TRANS |
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| 1 | 7 |
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| 1 2 |
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| 2 |
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| 5 |
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| TB7 |
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| CNDC |
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| 2 |
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| CN51 | (WHT) |
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| (PNK) |
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| 5 |
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| F2 |
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| F3 |
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| X52 |
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| X51 | 1 |
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| CNAC |
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| CNS |
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| (WHT) | F1 | 1 | 2 |
| F4 |
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| 21S4 3 | 1 |
| SS 3 |
| 1 |
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| 3 | 1 | 3 | 4 |
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| (GRN) |
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| (WHT) |
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| 21S4 | PUZ only |
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| RED | RED |
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| RED |
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| WHT | WHT |
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| WHT | N. F. | |||||
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| MS MC |
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| LO |
| NO |
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| W | 3~ | U |
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| V |
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| 52C |
| 1 | 2 | ||
P. B. |
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| BLK | WHT | RED |
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| 2 |
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| CN5 | 1 |
| 2 |
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| CN52C | (BLK) | ||||
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PFC |
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| (RED) 2 |
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| IPM |
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| CN4 | 1 |
| 2 |
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| (WHT) 2 |
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| E3 | |
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| U |
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| R |
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| 1 |
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| V |
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| CN3 1 |
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| RED |
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| W |
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| (WHT) 2 |
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| 3 |
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| WHT |
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| t° |
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| CNAC2 |
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| S |
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| (RED) |
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| CN5 | (RED) | ||||
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| TH8 | 5 |
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| CN2 |
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| 1 |
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| CB1 |
| CB2 |
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| CB3 |
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| 7 |
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| E2 |
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| 1 |
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w1 MODEL SELECT |
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| CNAC1 | 3 |
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MODEL |
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| SW6 |
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| w2 |
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| (WHT) |
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| ON |
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| ON |
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| OFF |
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| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
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ON |
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| U |
| U |
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OFF | 2 | 3 | 4 | 5 | 6 | 7 | 8 | OFF | 1 | 2 | 3 | 4 | 5 | 6 |
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| 1 |
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| YLW | ORN |
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| LI | EI | NI |
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| BRN |
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ON |
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OFF | 2 | 3 | 4 | 5 | 6 | 7 | 8 | OFF | 1 | 2 | 3 | 4 | 5 | 6 |
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| 1 |
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w2. |
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| RED |
| BLU | GRN |
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| CY1 |
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| CY2 |
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| L1 | L2 | GR | S1 | S2 | S3 | TB1 |
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| INDOOR |
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| UNIT |
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POWER SUPPLY
208 / 230V 60Hz wUse copper supply wires.
M-NET ADAPTER
SYMBOL | NAME |
TB7 | Terminal |
CN5 | Connector<Transmission> |
CND | Connector<Power Supply> |
CN2M | |
SW1 | Switch<Status of communication> |
SW11 | Switch<Address setting : 1st digit> |
SW12 | Switch<Address setting : 2nd digit> |
LED1 | LED<Power Supply : DC5V> |
LED2 | LED<Connection to Outdoor Unit> |
LED3 | LED<Transmission : Sending> |
LED4 | LED<Transmission : Recelving> |
LED5 | LED<Power Supply : DC12V> |
16