Kohler APM402 User Manual

88 TP-6694 9/20
For KG40, KG45, KG50, KG60 (Koher Engine KG6208), use the following:
See Figure 35 and Figure 36.
Natural Gas Operation
 Disconnect 78/78a and 70G/70R from the fuel valve.
 Disconnect 49 and N17.
 Connect 77/77a and 70H/70T to the fuel valve.
LPG Vapor Operation
 Disconnect 77/77a and 70H/70T from the fuel valves.
 Connect 78/78a and 70G/70R to the fuel valves.
 Connect 49 and N17.
Auto Changeover Natural Gas/LPG Vapor Operation
 Connect 78/78a and 70G/70R to LP Fuel Valve assembly.
 Connect 77/77a and 70H/70T to NG fuel valve assembly.
 Connect 49a to LFP2 normally closed terminal.
 Connect N17 to LFP2 common terminal.
Note:
Auto changeover natural gas/LPG vapor is not available on the 48RCLB and 60RCLA.
Harness
Natural Gas
LPG Vapor
Auto Changeover
77/77a
QCON-14,
QCON-15
(NG fuel valve)
not used
QCON-14,
QCON-15
(NG fuel valve)
70H/70T
QCON-12,
QCON-13
(NG fuel valve)
not used
QCON-12,
QCON-13
(NG fuel valve)
N17
not used
49, QCON-10
LFP2-COM
49
not used
N17, QCON-9
not used
49a
not used
not used
LFP2-NC
78/78a
not used
QCON- 17, QCON- 19
(LPG fuel valve)
70G/70R
not used
QCON- 16, QCON- 18
(LPG fuel valve)
63
LFP1- NC, Optional alarm
N16
LFP1- COM, Optional alarm
Figure 35 Gaseous Fuel Electrical Connections, KG40–KG60

Kohler APM402 Specifications

General

Brand	Kohler
Model	APM402
Category	Controller
Language	English