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NOTE: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without prior notice.
IMPORTANT: 

No liability is accepted for incorrect use of this product. 

WARRANTY: 

Guarantee is 12 months from purchase date, proof of which will be required for any claim. 

01284 757500

01284 703534

[email protected]

Sole UK Distributor, Sealey Group, 

Kempson Way, Suffolk Business Park

,

Bury St. Edmunds, Suffolk,
IP32 7AR

www.sealey.co.uk

W e b

email

9. TROUBLESHOOTING

FAULT

POSSIBLE CAUSE

CORRECTIVE ACTION

Engine does not start.

Throttle settings
Empty fuel tank
Spark plug gap is incorrect
Spark plug loose or defective

HT lead loose or disconnected
Carburetor is flooded with fuel

Air filter element is clogged
Faulty ignition module

Contact Authorised Service Agent
Refill with grade 95RON non leaded petrol
Gap required to be 0.7mm to 0.8mm 
Remove plug, clean, refit or replace 
(torque 20Nm)
Check HT lead connected correctly
Remove air filter element and pull recoil cord 
continuously until the carburetor clears. Replace
filter.
Fit new filter element.
Contact Authorised Service Agent

Engine difficult to start or runs erratically, loses 
power, poor idling

Contaminated fuel
Vent hole blocked in filler cap
Air filter element clogged
Defective spark plug or gap is incorrect

Air way slots in motor shroud are blocked, cooling 
fins and air passages under engine blower housing 
are blocked.

Drain fuel tank and clean. Refill with fresh fuel.
Clean and refit.
Fit new filter element.
Remove plug, set gap refit or fit new plug
(torque 20Nm)
Remove debris from associated parts and improve 
cleaning regime.

Engine skips at full speed

Spark plug gap too close

Gap required to be 0.7mm to 0.8mm. 

Engine overheats

Cooling air flow is restricted

Incorrect spark plug fitted

Remove debris from all cooling air flow passages 
and improve cleaning and maintenance regime.
Fit new correct spark plug with correct gap.

Mower vibrates abnormally

Blade fixing has worked loose

Blade is damaged affecting symmetry

Stop engine immediately.
Tighten blade, tightening torque approximately 
30Nm.
Repair to have equal form and weight about the 
centre bolt or replace with a genuine spare part.

Poor grass collection

Blade condition

Grass box full
Airflow interrupted

Engine not running at full speed with no load

If damaged repair or replace.

 Note!

 Maintenance of 

the blade is best done by a specialist with the 
appropriate tools. Wear tough gloves when 
removing or fitting.
Empty grassbox.
Clear accumulated grass from all areas including 
cutter deck and engine vent slots.
This can only be checked/repaired by qualified 
personnel, contact Authorised Service Agent.

SEE ALSO ENGINE MANUFACTURERS MANUAL

Parts support is available for this product. To obtain a parts listing and/or diagram, 

please log on to www.sealey.co.uk, email [email protected] or telephone 01284 757500.

Environmental Protection.

Recycle unwanted materials instead of disposing of them as 
waste. All tools, accessories and packaging should be sorted, 
taken to a recycle centre and disposed of in a manner which 
is compatible with the environment.

WEEE Regulations.

Dispose of this product at the end of its working life in compliance 
with the EU Directive on Waste Electrical and Electronic Equipment.  
When the product is no longer required, it must be disposed of in an 
environmentally protective way. Contact your local solid waste 
authority for recycling information.

GL109           Issue No: 1 -15/04/15

Original Language Version

© Jack Sealey Limited

DO NOT

 leave device in the rain.

DO NOT

 work in the rain

Caution, rotating blade. Keep feet and hands away.

Summary of Contents for GL109

Page 1: ... 3 Ensure the mower is in good order and condition before use If in any doubt mechanically do not use the unit and contact a service agent 3 Maintain the mower in good condition and replace any damaged or worn parts Use genuine parts only Unauthorised parts may be dangerous and will invalidate your warranty 3 Inspect the lawn prior to cutting removing obstructions including molehills 3 Keep childr...

Page 2: ...grass box fig 4 Hook grassbox frame over spindle 5 ASSEMBLY GL109 Issue No 1 15 04 15 Original Language Version Jack Sealey Limited 5 3 Blade fitting 5 3 1 Decide on the grass cutting length required a choice of 8 are available from 20mm to 70mm approximate grass length settings In fig 5 a lever adjusts mower cutting height Pull the lever crank from the notch and sweep the lever to desired height ...

Page 3: ...ry or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning the use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance WARNING DANGER Refuel engine outdoors only using a funnel If fuel is spilled move the mower away avoiding creating any source...

Page 4: ...d to be 0 7mm to 0 8mm Engine overheats Cooling air flow is restricted Incorrect spark plug fitted Remove debris from all cooling air flow passages and improve cleaning and maintenance regime Fit new correct spark plug with correct gap Mower vibrates abnormally Blade fixing has worked loose Blade is damaged affecting symmetry Stop engine immediately Tighten blade tightening torque approximately 30...

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