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PAGE 58 — DAC7000 SERIES GENERATORS• OPERATION AND PARTS MANUAL — REV. #0 (02/15/16)
Table 10. Engine Troubleshooting (Continued)
SYMPTOM
POSSIBLE PROBLEM
SOLUTION
Engine revolution is not
smooth
Fuel filter clogged or dirty?
Clean or change.
Air cleaner clogged?
Clean or change.
Fuel leak due to loose injection pipe retaining
nut?
Tighten nut.
Injection pump malfunctioning?
Repair or replace.
Incorrect nozzle opening pressure?
Adjust.
Injection nozzle stuck or clogged?
Repair or replace.
Fuel over flow pipe clogged?
Clean.
Governor malfunctioning?
Repair.
Either white or
blue exhaust gas is
observed.
Excessive engine oil?
Reduce to the specified level.
Piston ring and liner worn or stuck?
Repair or replace.
Incorrect injection timing?
Adjust.
Deficient compression?
Adjust top clearance.
Either black or dark
gray exhaust gas is
observed.
Overload?
Lessen the load.
Low grade fuel used?
Use the specified fuel.
Fuel filter clogged?
Clean or change.
Air cleaner clogged?
Clean or change.
Deficient nozzle injection?
Repair or replace the nozzle.
Deficient output.
Incorrect injection timing?
Adjust.
Engine's moving parts seem to be seizing?
Repair or replace.
Uneven fuel injection?
Repair or replace the injection pump.
Deficient nozzle injection?
Repair or replace the nozzle.
Compression leak?
Replace head gasket, tighten cylinder head
bolt, glow plug and nozzle holder.
TROUBLESHOOTING (ENGINE)
Summary of Contents for DAC7000SS
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Page 59: ...DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 PAGE 59 NOTES...
Page 64: ...PAGE 64 DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 GENERATOR ASSY...
Page 66: ...PAGE 66 DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 CONTROL PANEL ASSY...
Page 74: ...PAGE 74 DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 BATTERY ASSY...
Page 76: ...PAGE 76 DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 MUFFLER ASSY...
Page 78: ...PAGE 78 DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 FUEL TANK ASSY...
Page 82: ...PAGE 82 DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 ENCLOSURE ASSY...
Page 86: ...PAGE 86 DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 RUBBER SEALS ASSY...
Page 171: ...DAC7000 SERIES GENERATORS OPERATION AND PARTS MANUAL REV 0 02 15 16 PAGE 171 NOTES...