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OM-4409 Page 59
D. Engine
Trouble Remedy
Engine will not crank. Check battery, and replace if necessary.
Check battery connections and tighten if necessary.
Circuit breaker CB10 may be open. CB10 automatically resets when fault is corrected (see Section 9-8).
Have Factory Authorized Service Agent check engine wiring harness and components.
Check engine wiring harness plug connections.
Turn optional battery disconnect switch to On position (see Section 5-6).
Have Factory Authorized Service Agent check Engine Control switch S1, control relay CR1, and diode/
capacitor board D8/C8.
Engine cranks but does not start. Check fuel level. Optional low fuel shutdown stops engine if fuel level is low.
Reset supplementary protector CB13 (see Section 10-4 ). Have Factory Authorized Service Agent check
engine wiring harness and components.
Check battery and replace if necessary. Check engine charging system according to engine manual.
Have Factory Authorized Service Agent check time delay relay TD1, control relay CR5, fuel pump,
and fuel solenoid FS1.
Air in fuel system. See engine manual.
Engine starts, but stops when Engine
Control switch is released.
Check oil level. Automatic shutdown system stops engine if oil pressure is too low or engine temperature
is too high (see Section 5-7).
Have Factory Authorized Service Agent check time delay relay TD1, and control relay CR5.
Engine hard to start in cold weather. Use starting aid switch (see Section 6-1). If Starting Aid switch does not work have Factory Authorized
Service Agent check Engine Control switch S2, and control relay CR8.
Keep battery in good condition. Store battery in warm area off cold surface.
Use fuel formulated for cold weather (diesel fuel can gel in cold weather). Contact local fuel supplier for
fuel information.
Use correct grade oil for cold weather (see Section 9-1 ).
Engine suddenly stops. Check fuel level. Optional low fuel shutdown stops engine if fuel level is low.
Check oil level. Automatic shutdown system stops engine if oil pressure is too low or engine temperature
is too high (see Section 5-7).
Have Factory Authorized Service Agent check time delay relay TD1, control relay CR5, fuel pump,
and fuel solenoid FS1.
See engine manual.
Engine slowly stopped and cannot be
restarted.
Check fuel level.
Check engine air and fuel filters (see Sections 9-4 and 9-7).
See engine manual.
Battery discharges between uses. Turn Engine Control switch S1 off when unit is not running.
Clean top of battery with baking soda and water solution; rinse with clear water.
Recharge or replace battery if necessary.
Periodically recharge battery (approximately every 3 months).
Engine idles, but does not come up to
weld speed.
Have Factory Authorized Service Agent check idle module PC7.
Check for obstructed throttle solenoid.