YARDMAX YF1565 Operator's Manual page 21

Engine runs erratically
Engine overheats
speed
Engine does
not increase properly
when throttle control
is adjusted.
Excessive vibration or
noise
1.
Spark plug wire is loose
2.
Unit running with choke
CLOSE position
3.
Blocked fuel line or stale fuel
4.
Vent plugged
5.
Water or dirt in fuel system
6.
Dirty air cleaner
7. Improper carburetor adjustment
1.
Engine oil level low
2.
Dirty air cleaner
3.
Air flow restricted
4.
Carburetor not adjusted properly
1.
Debris interfering with throttle
inkage.
2.
Improper throttle linkage
djustment
1.
Loose parts
2.
Damaged impeller
3.
Debris in housing
4.
Engine problems (above)
Walk-Behind Blower
1.
Connect and tighten spark plug wire
2.
Move choke lever to OPEN position
lever in
3.
Clean fuel line, and fill tank with clean,
fresh gasoline
4.
Clear vent
5.
Drain fuel tank, then refill with fresh
fuel
6.
Clean or replace air cleaner
7.
Refer to engine manual
1. Fill crankcase with proper oil
2.
Clean air cleaner
3.
Remove housing and clean
4.
Refer to engine manual
1.
Clean dirt and debris
2.
Refer to Engine Manual to check and
adjust throttle linkage
1.
Tighten all fasteners
2.
Contact an authorized service dealer
3.
Contact an authorized service dealer
4.
Refer to engine solutions (above)
» Operator's Manual
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Troubleshooting I
20