Maintenance
3. Replace cap. Tighten past the “safety” latch
position.
4. Press start button twice on the engine
control module.
5. Turn main power switch on.
6. Inspect coolant flow in sight glass (SG) for
bubbles and to verifythat the coolant is flowing.
7. Inspectcoolant loops for leaking fittings or valves.
8. The coolant has reachedoperating temperature
when the radiator fan turns on. When the fan
turns on, turn the main power switch OFF.
9. Press to stop the generator.
10. After the coolant system temperature lowers to
ambient temperature, refill or add coolantto the
expansion bottle (HB) coldlevel indicator line.
11.Turnoffmanualvalveswitch(MV)toclosetheA
and B heat exchanger control valves (VA, VB)
and bypass control valve (VC).
Note
When the manual valve switch (MV)
is in the OFF position, the load center
(LC) LEDs only turn on when the system
opens the valves.
12. If necessary, refill or add coolant to the expansion
bottle (HB) cold level indicator line. See Fig. 42.
3A1705J 71