2−6
62-11389
3
26
27
28
33
29
31
30
17
19
18
16
15
14
23
25
24
12
32
1
2
5
6
7
8
9
4
11
22
20
CONTROL BOX
34
10
13
21
1. Heat Contactor 1 (1HTCON1)
2. Fuse (F28)
3. Fuse (F27)
4. Fuse (F26)
5. Fuse (F12)
6. Fuse (F11)
7. Fuse (F10)
8. Fuse (F8)
9. Fuse (F7)
10. Fuse (F29)
11. AC Current Sensor (CT2,3,4)
12. Phase Reversal Module (PRM)
13. Fuel Heater Relay (FHR)
14. Power Supply Contactor Relay (PSCONR)
15. Generator Contactor Relay (GENCONR)
16. Compressor Contactor Relay (CCONR)
17. Main Fuse (F5)
18. Air Heater Relay (IAHR or GPR)
19. Starter Solenoid Relay (SSR)
20. Buzzer (B)
21. Fuse (F19)
22. Display
23. Microprocessor (MP)
24. Fuse - Standby Contactor Power (F9)
25. Microprocessor Power Fuse (F6)
26. Power Supply Contactor (PSCON)
27. Power Supply Contactor 2 (PSCON2)
28. Generator Contactor (GENCON)
29. Overload Ground Fault (OGF)
30. Condenser Motor Contactor (CDCON)
31. Evaporator Motor Contactor (1EVCON)
32. Heat Contactor 2 (1HTCON2)
33. Compressor Contactor (CCON)
34. Run Control Relay (RCR - Used With
Remote Control Panel Only)
Figure 2−5 Control Box
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