Part No 831500
Form No F052912A
9
QVSP Operator’s Manual
Troubleshooting
Problem
Possible Cause
Solution
Abnormal vibration.
· Loose or out of balance impeller or loose engine
· Check impeller and replace if required.
Check engine
Will not vacuum or has poor vacuum
performance
· dirty debris bag. Nozzle height set too high or low. Hose kit cap
missing. Clogged nozzle or exhaust. Excessive quantity of debris.
· Clean debris bag. Shake bag clean or
wash. Adjust nozzle height. Check for
hose kit cap. Unclog nozzle or exhaust.
Allow air to feed with debris
Engine will not start.
· Stop switch off. Throttle in off position. Engine not in full choke
position. Out of gasoline. Bad or old gasoline. Sparkplug wire
disconnected. Dirty air cleaner. Low oil (honda only)
· Check stop switches, throttle, choke
position and gasoline. Connect spark
plug wire. Clean or replace air filter. Or
contact a qualified service person.
Engine is locked, will not pull over.
· Debris locked in impeller. Engine problem.
· See page 6. Contact a engine service
dealer for engine problems
Nozzle scrapes ground in lowest
height setting.
Nozzle height out of adjustment
Adjust nozzle height (See Nozzle height
fine adjustment for hard surfaces on
page 6
No self propelling
Transmission not in gear. Drive levers not engaging. Worn out,
broken, or mispositioned belt. Return springs on transmission broken
Check forward/reverse gear selection.
Check drive lever cable adjustment and
belt. Check return springs on
transmission
Self propelled drive will not release
Drive Levers adjusted too tight keeping the transmission engaged
Adjust the barrels on the drive levers to
decrease the tension on the
transmission.
DRIVE CABLE ADJUSTMENT
1
. Disconnect spark plug wire.
2
. Remove the bag (item 5) and transmission cover (item 21) which will allow the transmission drive lever arms to be
visible.
3
. Loosen the two nuts on the barrel of the cable going into the drive levers.
4.
Tension on the drive lever is reduced when the barrel of the cable is moved upwards towards the lever and tension is
increased when the barrel is removed further away from the lever. NOTE: Moving the barrel too much in either direction
will result in the drive lever constantly being engaged or not engaging at all.
5
. When engaging the drive levers check the exposed transmission to make sure that the arms are properly engaging and
returning to a disengaged position.
6.
Reattach the transmission cover and bag.
7
. Reconnect spark plug wire.
8.
Check for proper operation.
