GA-6HE/GA-6HEA —TROUBLESHOOTING (ENGINE)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following the diagnosis based on the Engine Troubleshooting (Table 7) and

Generator Troubleshooting (Table 8) information shown below and on the proceeding pages. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant.

TABLE 7. ENGINE TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Inspect carburetor to see if fuel

Check fuel line

 

is reaching it?

 

 

 

 

 

No Fuel?

Add Fuel

 

 

 

 

Water in fuel tank?

Flush or replace fuel tank.

 

 

 

 

Fuel filter clogged?

Replace fuel filter

 

 

 

 

Stuck carburetor?

Check float mechanism.

Poor starting

 

 

Spark plug is red?

Spark plug is fouled. Check tranistor ignition unit.

 

 

 

 

Spark plug is blue-white?

Insufficient compression, injected air leaking. Carburetor jets are

 

clogged (overflow).

 

 

 

 

 

 

No spark present at tip of spark

Tranistor ignition unit broken, high voltage cord cracked or broken.

 

plug?

Start/Stop switch broken. Replace spark plug if fouled.

 

 

 

 

No oil?

Add oil as required.

 

 

 

 

Oil pressure alarm lamp blinks

Check Automatic shutdown circuit "oil sensor".

 

upon starting?

 

 

 

 

 

 

Engine will not turn over?

Replace cylinder and piston and if necessary axel joint.

 

 

 

 

Cylinder head connecting bolts

Tighten cylinder head connecting bolts.

 

loose?

 

 

 

 

 

Insufficient power output "no

Cylinder head gasket damaged?

Replace cylinder head gasket.

compression"

 

 

Malfunction of valve seat?

Re-seat valves.

 

 

 

 

 

Spark plug is loose?

Replace spark plug.

 

 

 

 

Worn piston rings?

Replace piston rings.

 

 

 

 

Malfunction in air-cleaner

Clean or replace air filter.

 

system, air filter clogged?

 

 

 

 

 

 

Air leaking in from interface

Tighten bolts between carburetor and cylinder head. Replace

Insufficient power output

between carburetor and cylinder

cylinder head gasket.

"compression"

head?

 

 

 

 

 

 

Clean or replace fuel filter.

 

Malfunction in fuel system?

Clean or replace carburetor.

 

 

Check carburetor float.

 

 

 

PAGE 34 — GA-6HE/GA-6HEA A.C. GENERATORS — OPERATION & PARTS MANUAL — REV. #1 (09/30/05)

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Multiquip manual GA-6HE/GA-6HEA -TROUBLESHOOTING Engine, Engine Troubleshooting

GA-6HE, GA-6HEA specifications

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