Trouble Shooting - Hayter Harrier 48 PRO Owner's Handbook Manual

TROUBLE SHOOTING

PROBLEM CAUSES
Engine stop lever released
Engine will not turn
over
Incorrect oil level
Obstruction under deck
Excess oil
Engine smokes
Air cleaner cartridge oil soaked or
blocked
Fuel starvation
Engine runs then stops
Fuel cap vent blocked
Engine under load
Engine will not start
Incorrect / contaminated fuel
Spark plug lead disconnected
Engine brake not released
Faulty spark plug
Battery discharged (if fi tted)
Wiring fault
Fuel shutoff valve in the 'OFF'
position
Spark plug lead becoming
Engine runs rough
disconnected in use
Faulty spark plug
Air cleaner blocked
Incorrect / contaminated fuel
CORRECTIVE ACTION PROBLEM
Operate engine stop lever
Engine vibrates
excessively
Check oil level
Remove obstruction
Check oil level
Service air cleaner Uneven cut
Fill fuel tank / Turn fuel shutoff
valve to the 'ON' position
Clean fuel cap vent
Discharge chute blocks
Raise the height of cut
Drain tank and fi ll with correct
fuel
Connect spark plug lead
Mower is hard to push
Operate engine brake lever
Clean and adjust the gap or
Mower will not self
replace
propel
Charge battery
Poor grass condition
Check wiring
Turn fuel shutoff valve to the
'ON' position
Connect spark plug lead
Cutterblade drive will
not engage/disengage
Clean and adjust gap or replace
Service air cleaner
Drain tank and fi ll with correct
fuel
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CAUSES CORRECTIVE ACTION
Mounting bolt loose Tighten bolt
Cutterblade bolt loose Tighten bolt
Cutterblade out of balance Balance cutterblade
Bent crankshaft Consult your dealer
Undulating ground conditions Change direction of travel
Cutterblade worn Sharpen cutterblade
Cutterblade out of balance Balance the cutterblade
Wheels/roller damaged Inspect and replace as necessary
Grass is wet Mow dry grass
Cut height too low Increase cut height
Grassbag full Empty grassbag
No airfl ow through the grassbag Clean the grassbag
Cut height too low Increase cut height
Wheels/roller damaged Inspect and replace as necessary
Clutch out of adjustment Adjust clutch cable
Drive belt damaged Replace drive belt
No airfl ow through the grassbag Clean the grassbag
Discharge chute blocked Remove blockage
Wet grass Mow dry grass
Grassbag full Empty grassbag
Engine stop lever not fully Push fully forward to disengage
forward