Engine Interlock - Carrier ComfortPro PC6000 Operation & Service Manual

APU Controller Pin 9
Wired to engage when truck ignition on
APU Controller Pin 9
Wired to engage when truck ignition on
A-12
ENGINE INTERLOCK (PG1011)
High Side Switching
Low Side Switching
NOTE:
1 Relay is supplied by end user.
2 Ground connections MUST be common with APU controller.
LS1
5
3
4
1
2
RELAY SPDT
12V
LS2
5
3
4
1
2
RELAY SPDT
62-11175 COMFORTPRO SERVICE MANUAL