Specifications

Troubleshooting
TX,100,DH2481 –19–02OCT92–1/12
ENGINE
Symptom Problem
Solution
Engine Will Not Start Or Starts Fuel tank empty. Check fuel quantity.
Hard
Fuel tank vent hose clogged. Loosen cap and listen for air rushing
into tank. Clean or replace hose.
Water in fuel or water frozen in line. Drain water from fuel tank. Inspect
fuel filter(s) for water. Change
filter(s).
Fuel shut-off fuse. Replace fuse.
Fuel filter(s) clogged. Inspect and replace fuel filter(s).
Incorrect grade of fuel. Drain fuel tank and add correct fuel.
Air leak on suction side of fuel Check and tighten connection.
system. Check fuel lines for damage.
644G—Fuel shut-off solenoid Adjust so fuel shut-off lever is
incorrectly adjusted. against run stop on injection pump.
544G, LL, TC, 624G—Injection Lightly tap injection pump housing. If
pump metering valve sticking. engine starts, see your authorized
dealer.
544G, LL, TC, 624G—Electric shut- See your authorized dealer.
off.
Fuel pump. See your authorized dealer.
Slow cranking speed. Check batteries and connections.
Restricted air filter(s). Check air filter restriction indicator
and air filter(s).
Incorrect injection pump timing. See your authorized dealer.
644G—Fuel drains from filter(s) with Disconnect filter inlet line from check
engine stopped, due to leakage in valve. Inspect for leakage.
check valve.
Continued on next page
100–2
PN=244