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Page Title:
TABLE 4. TROUBLESHOOTING GUIDE - continued |
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 TABLE 4. TROUBLESHOOTING GUIDE (Continued)
REMEDY
PROBABLE CAUSE
TROUBLE
1. ENGINE (Continued)
Lubricate in accordance with
Insufficient oil, or improper grade
Engine lacks power
lubrication section.
oil
(continued)
Report to designated
Oil system failure
authority.
Clean complete air cleaner, change
Air Cleaner dirty
oil in cup.
Reset gaps.
Spark plug gaps too wide
Adjust valve or throttle.
Choke valve partially closed, or
throttle does not open fully
F'ree-up and adjust control.
Manifold heat control inoperative
Service or replace obstructed parts.
pipe obstructed
Report to designated authority.
Low compression, broken valve
springs, sticking valves
Adjust tappets.
Improper tappet adjustment
Clean filter, inspect fuel pump, inspect
Lack of fuel
carburetor for water or dirt and
clean if necessary.
Clean radiator core from engine side
Cooling system deficient. Water
Engine overheats
with compressed air or water, or fill
low, air flow through radiator
radiator to proper level.
core restricted
Clean by flushing radiator.
Clogged radiator core (Clogged
internally)
Tighten cylinder head stud nuts
Cylinder head gasket leaking
and/or replace gasket.
Repair or replace defective parts.
Radiator or water pump leaking
Replace defective parts.
Damaged or deteriorated hose
or fan belt
Adjust fan belt tension.
Loose fan belt
Cylinder block or head leaking
Report to designated authority.
4-73
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