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| BLK |
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| UPPER UNIT FOR ADDITIONAL WIRING. | SWITCH |
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| 4 |
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| CONTACTS MADE | |||
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| POSITION | ||||
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| 4P |
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| PLUG CONNECTS TO UPPER UNIT. |
| HIGH FAN | ||||
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| 2 |
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| BLU |
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| 1 | SEE DIAGRAM SUPPLIED WITH | LOW FAN | ||||
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| ORN |
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| 1 | 6 | ORN | 1 |
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| WHT | 3 | HIGH COOL | ||||||
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| BLK |
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| 4 | ASW | O (OFF) | 2 | |||
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| YEL |
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| I (ON) | 2 | ||||||
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| L | ORN | WHT |
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| 8 | C | GRN/YEL |
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115 VAC |
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SUPPLY | SW |
| IT |
| ASM |
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WIRE |
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| 2P |
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{ |
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| ASM : AIR SWEEP MOTOR | ||||||
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| WHT |
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| 1 | ASW : AIR SWEEP SWITCH | ||||||
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GRN/YEL |
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| 2 | IT : INDOOR THERMOSTAT |
Figure 4--3 Ceiling Unit Schematic -- Cooling Only
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| 4P |
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| SWITCH |
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| POSITION | CONTACTS MADE | |||
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| BLU |
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| LOW FAN |
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| HIGH FAN |
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| ORN |
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| 3 | PLUG CONNECTS TO UPPER UNIT. |
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| LOW COOL |
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| A |
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| 1 | 2P |
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| BLK |
| YEL |
| IT | ASW | 1 | 2 | 4 | SEE DIAGRAM SUPPLIED WITH UPPER UNIT FOR ADDITIONAL |
| HIGH COOL |
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| 1 | 1 |
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| HEAT |
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| ORN | WHT |
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| B |
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| ASW O (OFF) | 2 | |||||
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| 1 (ON) | 2 | |||||||||
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115 VAC |
| HT |
| BLK |
| BLK | HEATER |
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| LEGEND | ||||
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SUPPLY |
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| WHT | 1 |
| BT |
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| ASM AIR SWEEP MOTOR | ||||
WIRE | L2 |
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C |
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| 2P | WHT |
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| ASW AIR SWEEP SWITCH | ||||||
{ |
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| 2P | WIRING. | |||||||
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| SW SWITCH | |||||||||
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WHT |
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| WHT | 1 | IT | INDOOR THERMOSTAT | |||||
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| CEC CLOSED END CONNECTOR | |||||||
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| CEC |
| YEL |
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GRN/YEL |
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| BT BIMETAL | |||||||
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| Figure |
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LEGEND |
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IDC Th : INDOoR COIL THERMISTER |
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RA Th : ROOM AIR THERMISTER |
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| 2 | 1 |
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| KY : RELAY |
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| BLU | GRN/YEL | BLK | WHT |
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| DI : DIODE |
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| BLK | WHT |
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| 3 | 2 | 1 | CN3 | Y |
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RA Th | BLK | CN1 |
| CN4 |
| CN4 |
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| RY1 |
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| 1 |
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| 1 | 1 | 1 |
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| 2 | 2 | 2 |
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| 3 | CONTROL |
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| 3 | 3 | 3 |
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| 4 |
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IDC Th | BRN |
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| 4 | 4 | 4 | RY3 | RY2 |
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| L |
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| 115 VAC POWER | |
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| PCB | 5 | 5 | 5 |
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| N2 |
| WHT | |
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| 6 | 6 | 6 |
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| N1 |
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| 7 | 7 | 7 |
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| ASS’Y | 8 | 8 | 8 |
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| GRN/YEL | |
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| 1 | 1 | 1 |
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| FUSE D1 | 2 | RED |
| (+) | |
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| BLK |
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| 2 | 2 | 2 |
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| RY4 | 250V 3.15A | 1 |
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| 3 | 3 | 3 |
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| CN1 |
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| 12 VDC POWER | |||
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| CN9 | 1 2 3 4 5 6 7 8 |
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| CN2 | 1 | 2 |
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| CN9 1 2 3 4 5 6 7 8 |
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| BLU |
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| DISPLAY PCB AS |
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| BLU |
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| Figure |
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