Installation

Connecting the Thermostats (optional)

Wires 1, 2, 3, and 4 on the wiring harness can be connected to two thermostats. Wires 1 (yellow) and 2 (gray) are intended for thermostat 1 and wires 3 (orange) and 4 (gray) are intended for thermostat 2.

Table 2-17Wiring for Connecting Thermostats

 

 

Wiring Harness

Wire Number

Function

Wire Color

 

 

 

1

Thermostat 1 input (12/24 V)

Yellow

 

 

 

2

Thermostat 1 return (ground)

Gray

 

 

 

3

Thermostat 2 input (12/24 V)

Orange

 

 

 

4

Thermostat 2 return (ground)

Gray

 

 

 

These wires connect to 12-volt/24-volt output signals from the thermostats. The XW Auto Generator Start will start the generator in response to these signals. Thermostats can not be programmed using the XW Auto Generator Start.

For specific information about thermostat wiring and where XW Auto Generator Start connections should be made, please consult your thermostat documentation or contact the thermostat manufacturer.

Connecting an External Shutdown (optional)

The external shutdown input is a 12-volt/24-volt input used to assure that the XW Auto Generator Start keeps the generator off under conditions that may be potentially hazardous. Wire 5 (white/black) and 6 (gray) on the wiring harness are intended for an external switch or sensor (such as a moisture detector, or carbon monoxide detector) that produces an active high 12-volt or 24-volt output.

Table 2-18Wiring for Connecting an External Shutdown

 

 

Wiring Harness

Wire number

Function

Wire Color

 

 

 

5

External shutdown input (12/24 V)

White/Black

 

 

 

6

External shutdown return (ground)

Gray

 

 

 

2–22

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Xantrex Technology XW manual Connecting the Thermostats optional, Connecting an External Shutdown optional, Wiring Harness