Trouble Shooting - Hayter Harrier 48/56 Pro Owner's Handbook Manual

TROUBLE SHOOTING

PROBLEM CAUSES
1. Engine stop lever released
Engine will not turn
2. Incorrect oil level
over
3. Obstruction under deck
1. Excess oil
2. Air cleaner cartridge oil
Engine smokes
soaked or blocked
1. Fuel starvation
Engine runs then stops
2. Fuel cap vent blocked
1. Engine under load
3. Spark plug lead disconnected
Engine will not start
4. Engine brake not released
5. Faulty spark plug
6. Wiring fault
1. Spark plug lead becoming
disconnected in use
2. Faulty spark plug
Engine runs rough
3. Air cleaner blocked
1. Mounting bolt loose
Engine vibrates exces- 2. Cutterblade bolt loose
sively 3. Cutterblade out of balance
4. Bent Crankshaft
1. Undulating ground conditions
2. Cutterblade worn
Uneven cut
3. Cutterblade out of balance
CORRECTIVE ACTION PROBLEM
Discharge chute blocks 1. Grass is wet
lever
2. Check oil level
3. Remove obstruction
1. Check oil level
Mower is hard to push
2. Service air cleaner
1. Fill fuel tank
Mower will not self
2. Clean fuel cap vent
propel
1. Raise height of cut
Poor grass collection
fuel
3. Connect spark plug lead
4. Operate engine brake lever
5. Clean and adjust the gap or
Cutterblade drive will
replace
6. Check wiring
1. Connect spark plug lead
2. Clean and adjust gap or replace
3. Service air cleaner
fuel
1. Tighten bolts
2. Tighten bolt
3. Balance cutterblade
4. Consult your dealer
1. Change direction of travel
2. Sharpen cutterblade
3. Balance the cutterblade
4. Insect & replace as necessary
15
CAUSES CORRECTIVE ACTION
1. Mow dry grass
2. Cut height is too low 2. Increase cut height
3. Grassbag full 3. Empty grassbag
4. Clean the grassbag
is restricted
1. Cut height too low 1. Increase cut height
2. Inspect and replace as neces-
sary
1. Clutch out of adjustment 1. Adjust clutch cable
2. Drive belt damaged 2. Replace drive belt
1. Clean the grassbag
is restricted
2. Discharge chute blocked 2. Remove blockage
3. Wet grass 3. Mow in dryer conditions
4. Grassbag full 4. Empty grassbag
1. Engine stop lever not fully 1. Push fully forward disengage
forward