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Installing the XW Automatic Generator Start
975-0307-01-01 2–7
Table 2-3
Contact Numbers and Functions
Wire
Number Function
Wiring Harness
Wire Color
1 Thermostat 1 input Yellow
2 Thermostat 1 return Gray
3 Thermostat 2 input Orange
4 Thermostat 2 return Gray
5 External shutdown input White/Black
6 External shutdown return Gray
7 External manual on input White/Green
8 External manual off input White/Red
9 External ON/OFF LED Indicator output White/Blue
10 Constant 12/24 V B+ (battery positive) for
External ON/OFF/LED Indicator
Red
11 External ON/OFF/LED Indicator return
(connected internally to wire number 13)
Black
12 Generator run signal (switched B+) sense input Violet
13 Generator run signal (switched B+) sense return
(generator battery negative)
Black
14 Relay 1 (Generator run/stop) Normally open
contact
Blue
15 Relay 1 (Generator run/stop) Normally closed
contact
White/Violet
16 Relay 1 (Generator run/stop) Common contact Gray
17 Relay 2 (Generator start) Normally open contact White
18 Relay 2 (Generator start) Common contact Gray
19 Relay 3 (Preheat/cooldown) Normally open
contact
Brown
20 Relay 3 (Preheat/cooldown) Common contact Gray