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Mechanical Diagnosis
132
Engine stops after starting
Alarm LED flashing
Check alarm code and repair fault (see
“Alarm List” on page 52)
Vent of fuel tank obstructed
Unclog vent
Fuel filter obstructed
Replace filter element
Clogged fuel tank or fuel lines
Clean fuel tank and fuel lines
Air in injection pump
Bleed fuel system
Engine does not develop
full power
Air cleaner or intake system clogged
Clean air intake system; clean and refill
oil reservoir on oil bath air cleaner; or
replace dry air cleaner filter
Fuel tank vent clogged
Unclog vent
Clogged fuel tank or fuel lines
Clean fuel tank and fuel lines
Speed adjustment wrong
Adjust speed
Insufficient fuel volume leaving filter(s)
Check for dirty filter or air in system
Injection pump timing off
Adjust timing
Nozzles defective
Repair or replace nozzles
Delivery of fuel pump insufficient
Repair pump
Worn injection pump plungers, delivery
valve defective, injection rate too low,
gum formations
Repair or replace pump
Compression low or unbalanced
Overhaul engine
Engine knocks heavily
Wrong fuel
Change fuel
Air in system
Bleed fuel system
Fuel return line plugged
Remove return line restriction
Injection nozzles fouled or opening
pressure too low
Clean, repair or replace injection nozzles
Valve out of adjustment
Adjust valves
Delivery valve spring broken
Replace spring or repair injection pump
Injection pump not timed
Retime injection pump
Compression too low
Overhaul engine
Rod or main bearing worn
Replace rod or main bearings
Engine speed too high
Mis-adjusted speed screw
Adjust speed screw
Control rod sticks
Repair injection pump
Engine fails to stop when
unit is Off
Fuel solenoid defective
Replace solenoid
Injection pump defective
Replace pump
Diagnosing Unit Conditions
Condition
Possible Cause
Remedy
Содержание SGCO 3000
Страница 4: ......
Страница 12: ...SGCO 3000 Genset Addendum 12...
Страница 14: ...Genset Model Features 14...
Страница 22: ...Service Guide 22...
Страница 32: ...Unit Description Features Options 32...
Страница 78: ...Operating Instructions 78...
Страница 86: ...Electrical Maintenance 86...
Страница 114: ...Engine Maintenance 114...
Страница 124: ...Alternator Operation and Diagnosis 124...
Страница 130: ...Structural Accessory Maintenance 130...
Страница 138: ...Index 138...
Страница 140: ...Electrical and SG Menu Flow Diagrams 140...
Страница 141: ...141 SGCO 3000 Wiring Diagram Page 1 of 1...
Страница 142: ...142 SGCO 3000 Schematic Diagram Page 1 of 1...