CAUTION
Engine can be damaged if engine operating temperature rises above 220° F
(104° C) or oil pressure falls below 10 psi (69 kPa).
Engine alarm will sound if engine operating temperature rises above 220° F
(104° C) or oil pressure falls below 10 psi (69 kPa).
d .
If engine alarm sounds:
(1) Check ENGINE COOLANT TEMPERATURE gauge (5) and ENGINE LUBE OIL PRESSURE
gauge (6).
If engine temperature or oil pressure is not within proper
l i m i t s,
shut down engine (step e).
(2) Reset engine alarm by pushing ENGINE ALARM reset button (1).
(3) Notify unit maintenance.
CAUTION
To prevent damage to engine, DO NOT shut down engine suddenly from
full-load running.
e.
To stop engine, turn ELECTRIC SPEED CONTROL (3) counterclockwise to idle
p o s i t i o n.
Let engine idle for 2 or 3 minutes.
Push ENGINE SWITCH (2)
to OFF position.
Engine will shut down.
f .
Perform “After” PMCS (Table 2-10).
2.5.2 Operation of Model 609-C. The pumping assembly is capable of two modes of
operation, manual and automatic.
Use manual mode for startup.
Automatic mode may
be used for sustained operation after startup.
Model 609-C can be operated using
fuel from its self-contained fuel tank, or from an external fuel source.
Refer to
Figure 2-22 and perform the following:
a.
To use fuel from the self-contained fuel tank, set valves as follows:
(1) Set fuel return valve (2) to FUEL TANK RETURN position.
(2) Set fuel selector valve (3) to FUEL TANK ON position.
b .
To use fuel from an external fuel source,
connect hoses and set valves as
f o l l o w s:
(1)
(2)
(3)
(4)
Connect fuel supply hose from external fuel source to AUXILIARY FUEL
INLET connector (4).
Connect external fuel source fuel return hose to AUXILIARY FUEL RETURN
connector (1).
Set fuel selector valve (3) to AUXILIARY ON LINE position.
Set fuel return valve (2) to AUXILIARY LINE RETURN position.
2-95
TM 10-4320-344-10
NOTE
