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Carefully read the entire Instruction Manual 

before using this product.

Before returning this product for a 
Warranty Claim or any other reason 

Please Call 1300 880 001 (Australia)
or 0800 445 721 (New Zealand)

When you make your call, please have 
the following information at hand: 

• 

GMC Product Type  

 GMC Product Code

A GMC Service Engineer will take your call and, in 
most cases, will be able to solve your problem over 
the phone. 
You are welcome to use this phone-in service to 
make suggestions or give comments about any 
GMC product.

With continuing product development changes may 
have occurred which render the product received 
slightly different to that shown in this instruction 
manual. The manufacturer reserves the right to 
change specifications without notice. Note: 
Specifications may differ from country to country.

The GMC 777 Helpline operates from 7am to 

7pm, 7 days a week (EST). This allows you 

to contact GMC directly with any queries and 

technical questions you have regarding 

our products.

45–55 South Centre Road 
Melbourne Airport
Victoria, Australia 3045
Tel: (03) 8346 1100  Fax: (03) 8346 1200

Save this Manual for future reference.

Summary of Contents for RL 500

Page 1: ...1 RL500 050826 ED7 JJ Melbourne Perth Auckland Hong Kong Shanghai Taipei New York Verona London Paris INSTRUCTION MANUAL 3 75HP Petrol Lawn Mower ...

Page 2: ...se If found to be defective in materials or workmanship the tool or the offending faulty component will be replaced free of charge with another of the same item A small freight charge may apply The warranty replacement unit is only made available by returning the tool to the place of purchase with a confirmed register receipt Proof of purchase is essential We reserve the right to reject any claim ...

Page 3: ...your product whether it is a Warranty claim spare part or user information please phone our Help Line for an immediate response Phone 1300 880 001 in Australia or 0800 445 721 in New Zealand Introduction Your new GMC power tool will more than satisfy your expectations It has been manufactured under stringent GMC Quality Standards to meet superior performance criteria You will find your new tool ea...

Page 4: ... by the machine or damage the cutter assembly and the engine stones sticks metal wire bones etc WARNING DANGER Engine fuel is highly flammable Store fuel in containers specifically designed for this purpose Refuel using a funnel and outdoors only Do not smoke while refuelling or whenever handling the fuel Add fuel before starting the engine Never remove the cap of the fuel tank or add fuel while t...

Page 5: ...make repairs before restarting and operating the lawn mower If the lawn mower starts to vibrate abnormally find and remove the cause of the vibration immediately Stop the engine Whenever you leave the lawn mower unattended Remove the key from models with electric starters Before refuelling Every time you remove or replace the grass catcher Reduce the throttle before turning off the engine and turn...

Page 6: ...king gloves grasp the machine at the points that offer a safe grip taking account of the weight and its distribution Damaged blades and worn bolts are major hazards Unpacking Due to modern mass production techniques it is unlikely that your GMC Power Tool is faulty or that a part is missing If you find anything wrong do not operate the tool until the parts have been replaced or the fault has been ...

Page 7: ... handle 3 Throttle Lever 4 Discharge guard 5 Grass catcher bag 6 Height adjustment lever 7 Fuel tank cap 8 Oil filter cap 9 Recoil starter 10 Spark plug cap 11 Air filter 12 Primer bulb 13 Handle bar locking knob 6 12 7 4 5 9 1 2 3 13 11 10 8 ...

Page 8: ...utting height There are 10 height settings 1 To decrease the cutting height pull the height adjustment lever 6 out and move it up a notch towards the handlebar 2 To increase the cutting height pull the lever out and move it down a notch towards the motor Note If you are unsure of which cutting height to use begin with a high setting and trial a small section of lawn then check the appearance of th...

Page 9: ...ulb firmly 5 times for initial starting or 3 times for engine starting there after 3 Pull the recoil starter 9 lightly until you feel resistance then pull quickly until the engine starts Do not pull the cord with a jerk or release it until fully rewound 4 Once the lawn mower has started and warmed up move the throttle lever to the Run position Stopping the engine To stop the engine move the thrott...

Page 10: ...ks up above the surface of the lawn 11 Avoid mowing over loose stones gravel and other landscaping material as this can be picked up by the mower and flung out causing serious personal injury 12 If the blades do come into contact with something or the mower starts to vibrate stop the engine immediately remove the spark plug cover and inspect to see if there is any damage Emptying the grass catcher...

Page 11: ...ned fully but check to ensure they can still swing back if they were to hit a solid object Where required tighten the bolts with a torque wrench the centre disc blade bolt torque 50 59Nm and the four blades torque 25 30Nm If you do not have a torque wrench ask a mower service dealer to tighten the blade bolts before you use the mower WARNING If the blade bolts are not tightened correctly they coul...

Page 12: ...ce to make suggestions or give comments about any GMC product With continuing product development changes may have occurred which render the product received slightly different to that shown in this instruction manual The manufacturer reserves the right to change specifications without notice Note Specifications may differ from country to country The GMC 777 Helpline operates from 7am to 7pm 7 day...

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