Change 1 2-337
Engine temperature must be below 120°F
(49° C) or the lamp may not come on.
Replace PCB, refer to (para. 4-5).
Replace distribution box (para. 4-5.1).
There is battery voltage at the PCB/distribution
box at all times. Failure to disconnect battery
cable will result in damage to equipment or
injury to personnel.
Disconnect negative battery cable
before disconnecting and reconnecting
protective control box/distribution box