Generac Power Systems GP1800 Repair Manual page 41
Gp series portable generators
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Also See for GP1800:
- Specification (2 pages) ,
- Quick setup manual (12 pages) ,
- Specification (2 pages)
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DC CONTROL
Problem 23 – Engine Starts Hard and Runs Rough
CHECK FUEL
GOOD
SUPPLY
LOW FUEL
REPLENISH
FUEL
SUPPLY
REPLACE MAGNETO
TEST 29 –
CHECK
CARBURETION
BAD
REPAIR
OR REPLACE
TEST 36 – CHECK
ENGINE / CYLINDER
LEAK DOWN TEST /
COMPRESSION TEST
CHECK ENGINE
OIL LEVEL O.K.
OIL LEVEL
OIL LEVEL LOW
REPLENISH
OIL
PART 3
CHECK CHOKE
GOOD
POSITION AND
OPERATION
PUSH IN AFTER
STARTING
GOOD
TEST 41 – CHECK
AND ADJUST
GOOD
GOVERNOR
OR REPLACE
CHECK FLYWHEEL KEY
GOOD
BAD
Problem 24 – Engine Starts Then Shuts Down
TEST 46 – TEST OIL
PRESSURE SWITCH
BAD
REPLACE SWITCH
410cc TROUBLESHOOTING FLOW CHARTS
TEST 26 –
CHECK
GOOD
SPARK
ENGINE MISS
IS APPARENT
TEST 38 –
CHECK
FLYWHEEL
GOOD
BAD
REPAIR
REPAIR OR REPLACE AS NECESSARY
REFER TO ENGINE SERVICE MANUAL
P/N 0C1103A FOR FURTHER ENGINE
GOOD
REPLACE OIL
PRESSURE MODULE
SECTION 3.2
TEST 27 –
CHECK
SPARK PLUG
BAD
REPLACE SPARK PLUG
BAD
REPLACE
TEST 33 –
CHECK VALVE
ADJUSTMENT
BAD
ADJUST VALVES
AND RETEST
SERVICE INFORMATION
TEST 23 – TEST
START-RUN-STOP
SWITCH
GOOD
BAD
REPLACE SWITCH
GOOD
GOOD
Page 39
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Table of Contents
Troubleshooting
