Articles

Mowers Trouble Shooting

Petrol: Warning – switch off and remove spark plug before investigating fault.

Electric: Warning – switch off, remove plug/isolator key from mains before investigating fault.

Warning The following table gives checks and actions that you can perform if your machine does not operate correctly. If it still fails to work or the fault is intermittent, do not attampt to find this fault, but seek advice from an Approved Service Agent.

 

 

Symptom

 

 

Possible Cause

 

Remedy

Machine fails to operate Power turned off

Mains socket faulty

Extension cable damaged

Fuse faulty/blown

Turn power on

Use another socket

Inspect cable, replace if damaged

Replace fuse

Machine functions

 

Intermittently

Extension cable damaged

Machines internal wiring damaged

Inspect cable, replace if damaged

 

Contact Service Agent

 

Machine labours or chain squeals

Height of cut too low

Blades adjusted too tight

 

Increase height of cut

Adjust blades

 

Machine leaves ragged finish

Cutting blade blunt

Blades off cut

 

Contact Service Agent

Adjust blades

 

Cutting blade not rotating

Cutting blade obstructed

Drive chain slipping. Gears disengaged

Blades too tight

Cutting blade damaged

gears slipping or damaged

Drive belt damaged or clutch not

adjusted properly

Clear obstruction

Tight the chain

Slacken off blade adjuster screws

Contact Service Agent

Contact Service Agent

Contact Service Agent

Land drive does not engage (self propelled models only) Incorrect adjustment

Cable damage

Drive chain damaged

Drive chain slipping

 

Adjust cable

Contact Approved Service Agent

Contact Approved Service Agent

Contact Approved Service Agent

 

 

Excessive vibration/ noise

 

Cutting blade damaged

gears have failed to protect

blade from damage

Cutting blades not adjusted evenly

Contact Service Agent

 

 

Adjust blades

 

Uneven Cut

Undulating ground conditions

Cutterblade worn

Cutterblade out of balance

Wheels / roller damaged

Change direction of travel

Sharpen the cutterblade

Balance the cutterblade

Inspect and replace as necessary

General petrol fault

Warning – switch off, remove plug/isolator key from mains before investigating fault.

 

 

Engine smokes

Excess oil level.

Air cleaner cartridge oil soaked or blocked.

Check oil level.

Service air cleaner.

 

Engine runs then stops

Fuel starvation.

Fuel cap vent blocked.

 

Fill fuel tank.

Clean fuel cap vent.

 

 

 

 

Engine will not start

Engine under load

Fuel starvation.

Engine cold.

Incorrect/contaminated fuel.

Spark plug lead disconnected.

Throttle setting incorrect.

Faulty spark plug.

Wiring fault.

Engine not primed or choke not used

Engine seized

Raise height of cut.

Fill fuel tank.

Set throttle to ‘choke’ position.

Drain fuel tank and fill with correct fuel.

Connect spark plug lead.

Set throttle to ‘fast’ position.

Clean and adjust gap or replace.

Check wiring.

See starting the engine

Refer to Approved Service Agent

 

Engine runs rough

Spark plug lead becoming.disconnected in use.

Faulty spark plug.

Air cleaner blocked.

Incorrect/contaminated fuel.

Connect spark plug lead

 

Clean and adjust gap or replace

Service air cleaner

Drain tank and fill with correct fuel.

 

 

Engine vibrates excessively

Mounting bolts loose.

Cutterblade bolt loose.

Cutterblade out of balance

Bent crankshaft

Engine fault

Choke in ‘ON’ or ‘MID’ position

Tighten bolts

Tighten bolts

. Balance cutterblade

Consult your dealer

Consult your dealer

Move to ‘OFF’ position

 

 

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