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Form No F030409A 19 Part No 840186
MV650H PUSH Vacuum Owner’s Manual
WIRING DIAGRAMS
Bag Switch Circuit Schematic Diagram
TROUBLESHOOTING
Problem Possible Cause Solution
Will not vacuum or has poor vacuum
performance.
· Dirty or full debris bag or filter. · Clean debris bag and filter. Shake bag clean or
wash.
· Nozzle height set too high or too low. · Adjust nozzle height (see page 14).
· Hose kit cap missing. · Check for hose kit cap.
· Clogged nozzle or exhaust. · Unclog nozzle or exhaust (see page 16)
· Excessive quantity of debris. · Allow air to feed with debris.
Abnormal vibration. · Loose or out of balance impeller. · Check impeller and replace if required.
· Loose engine. · Check engine (see page 24 ).
Engine will not start. · Throttle in off position. · Check throttle control (see page 13).
· Engine not in full choke position. · Check throttle, choke position (see page 13).
· Out of gasoline or bad, old gasoline. · Check gasoline.
· Spark Plug wire disconnected. · Connect spark plug wire.
· Gas valve off. · Turn on gas valve.
· Dirty air cleaner. · Clean or replace air cleaner. Contact a qualified
service person.
· Safety Interlock disengaged on bag plate. · Latch the bag properly or check thr bag rod to see
if it's bent.
Engine is locked, will not pull over. · Impeller plugged or clogged. · Remove debris (see page 16).
· Engine problem. · Contact an engine servicing dealer for engine
problems.