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Hitachi Blower RB160EF User Manual

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GB-14
11. Troubleshooting guide
Case 1. Starting failure 
CHECK
PROBABLE CAUSES 
 
ACTION
fuel tank
A incorrect fuel
A drain it and use correct fuel
fuel filter
A fuel filter is clogged
A clean
carburetor adjustment screw
A out of normal range
A adjust to normal range
sparking (no spark)
A spark plug is fouled/wet
A clean/dry
 
 
A plug gap is incorrect
A correct (GAP: 0.6 ~ 0.7 mm)
spark plug
A disconnected
A retighten
Case 2. Engine starts but does not keep running/hard re-starting
CHECK
PROBABLE CAUSES 
 
ACTION
fuel tank
A incorrect fuel or staled fuel A drain it and use correct fuel
carburetor adjustment screw
A out of normal range
A adjust to normal range
muffler, cylinder (exhaust port)
A carbon is built-up
A wipe away
air cleaner
A clogged with dust
A wash
cylinder fin, fan cover
A clogged with dust
A clean
When your unit seems to need further service, please consult with our HITACHI service shop in your area.