Table 5-4. Troubleshooting - Continued
6. Engine stops suddenly.
1. Air filter clogged
1. Refer to INSPECTION AND PRE-
VENTIVE MAINTENANCE (Section
V) and service filter. If air filter is not
clogged, refer to probable cause 2.
2. Fuel tank empty
2. Refer to Table 5-3 and fill with appro-
priate fuel. If fuel tank is not empty,
refer to probable cause 3.
3. Incorrect fuel supply
3. Drain fuel tank, refer to Table 5-3 and
fill tank with appropriate fuel. If fuel
supply is correct, refer to probable
4. Fuel system clogged or leaking
4. Refer to trouble 3, probable causes and
5. Throttle cable slipping
5. Tighten cable.
7. Engine becomes overloaded
1. Compressor cylinders scored;
1. Disassemble, clean, inspect and repair
when compressor is driven
defective compressor bearing
compressor as necessary. Refer to
REPAIR (Section VI). If parts are not
defective, refer to probable cause 2.
2. Compressor valves broken, stuck, or 2. Remove the compressor valves, clean,
inspect and replace as necessary Refer
to REPAIR (Section V). If parts are
not defective, refer to probable cause 3.
3. Engine malfunctioning
3. Refer to all above engine troubles,
probable causes, and remedies.
8. Compressor does not operate
1. Clutch slipping
1. Adjustment clutch Refer to INSPEC-
at proper speed when clutch is.
TION AND PREVENTIVE MAINTE-
NANCE (Section V) and adjust clutch.
If clutch is adjusted properly, refer to
probable cause 2.
2. Engine malfunctioning
2. Refer to all preceeding engine troubles,
probable causes, and remedies If
engine is operating properly, refer to
probable cause 3.
3. Air compressor assembly
3. Refer to REPAIR (Section VI), disas-
semble air compressor. Check
compressor parts against limits
Table 5-5. Replace parts which arc
worn beyond permissible limits.