16
TROUBLESHOOTING
PROBLEM CAUSE CORRECTION
Engine will not start; or starts
and runs rough
1. Clean or replace air cleaner
2. Fill fuel tank
3. Drain fuel tank and carburetor, fi ll with
fresh fuel
4. Connect wire to spark plug
5. Replace spark plug
6. Drain fuel tank and carburetor, fi ll with
fresh fuel.
7. Put choke knob to NO CHOKE position
8. Fill crankcase to proper level
9. Contact Authorized Service Facility
10. Contact Authorized Service Facility
11. Contact Authorized Service Facility
Engine shuts down during
operation
1. Out of gasoline
2. Fault in engine
1. Fill fuel tank
2. Contact Authorized Service Facility
Engine lacks power 1. Dirty air fi lter
2. Engine needs to be serviced
1. Replace air fi lter
2. Contact Authorized Service Facility
Engine “hunts” or faulters 1. Choke is open too soon.
2. Carburetor is running too rich or too lean
3. Governor or speed control system out of
adjustment
Model Name EH90 / EH99
Type Air-Cooled, 4-stroke, V-Twin Cylinder, Horizontal P.T.O. shaft, OHV., Gas Engine
Bore x Stroke mm (in) 90 x 78.58 (3.54” x 3.09”)
Displacement 999cc (60.96 cu in)
Rated Output 35hp@3600rpm / 40hp@3600rpm (26.1kw / 29.8kw @3600rpm)
Direction of Rotation Counterclockwise as viewed from P.T.O. shaft side
Starting System Electric Starter
Oil Capacity 1.8L (1.9 qts)
Dry Weight lb/Kg 104 / 47
Dimension (L x W x H) 18.45” x 17.23” x 19.15” Flat top Air Cleaner / 18.45 x 17.23 x 28.63 Canister Air Cleaner
SPECIFICATIONS
1. Dirty air cleaner
2. Out of gasoline
3. Stale gasoline
4. Spark plug wire not connected to spark
plug
5. Bad spark plug
6. Water in gasoline
7. Over choking
8. Low oil level
9. Excessive rich fuel mixture
10. Intake valve stuck open or closed
11. Engine has lost compression
1. Move choke to halfway position until
engine runs smoothly
2. Contact Authorized Service Facility
3. Contact Authorized Service Facility
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