TM 10-4320-344-10
SECTION I. LUBRICATION INSTRUCTIONS
3.1 LUBRICATION.
Lubrication instructions for the pumping assemblies are contained in
LO 10-4320-344-12.
SECTION II. TROUBLESHOOTING
3.2 TROUBLESHOOTING.
The malfunction index lists malfunctions that may be observed by the operator.
The
malfunctions are listed in the same order and cross-referenced to Table 3-1.
Use
the malfunction index to locate faults listed in Table 3-1.
After locating the
listed malfunction, perform the test/inspections and corrective actions in the
order listed in Table 3-1.
The malfunction index and Table 3-1 cannot list all the
malfunctions that may occur, all the tests and inspections needed to find the
fault, or all the corrective actions needed to correct the fault.
If the equipment
malfunction is not listed or actions listed do not correct the fault, notify unit
maintenance.
Troubleshooting
Procedure
ENGINE WILL NOT START . . . . . . . . . . . . . . . . . . . . 1
ENGINE STOPS SUDDENLY . . . . . . . . . . . . . . . . . . . . . . . 2
MODEL 609-A ENGINE TACHOMETER SHOWS LOW RPM. . . . . . . . . . . . 3
MODEL 609-C ENGINE TACHOMETER SHOWS LOW RPM . . . . . . . . . . . . 4
MODEL US636HCCD-1 ENGINE TACHOMETER SHOWS LOW RPM. . . . . . . . . 5
ENGINE OIL PRESSURE GAUGE SHOWS LOW OIL PRESSURE . . . . . . . . . 6
MODEL
609-A
ENGINES
OVERHEATING. . . . . . . . . . . . . . . . . 7
MODEL 609-C OR MODEL US636HCCD-1 ENGINE IS OVERHEATING
8
ENGINE AMMETER (MODELS 609-A OR US636HCCD-1) OR VOLTMETER . . . . . .
(MODEL 609-C) INDICATES HIGH OR LOW RATE OF CHARGE . . . . . . . 9
EXHAUST SMOKE EXCESSIVELY BLACK. . . . . . . . . . . . . . . . . . 10
RUNNING AND BRAKE LIGHTS DO NOT WORK . . . . . . . . . . . . . . . 11
Table 3-1. Troubleshooting Table.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
ENGINE WILL NOT START.
Step 1.
Step 2.
Step 3.
Check fuel level gauge to see if engine has enough fuel.
Add fuel.
Check to see if primary fuel filter needs to be drained (Table 2-10,
item 14; Table 2-11, item 18; or Table 2-12, item 14).
D r a i n f i l t e r.
Check to see if air filter needs to be serviced (Table 2-10, item 21;
Table 2-11, item 17; or Table 2-12, item 10).
Notify unit maintenance.
MALFUNCTION INDEX
3-2
