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MODELS: M51SPH MX51SPH
COBRA LAWN MOWER
OWNER'S MANUAL
Cobra Garden Machinery
Henton and Chattell Ltd., London Road, Nottingham NG2 3HW UK
www.cobragarden.co.uk
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  • Page 1 MODELS: M51SPH MX51SPH COBRA LAWN MOWER OWNER’S MANUAL Cobra Garden Machinery Henton and Chattell Ltd., London Road, Nottingham NG2 3HW UK www.cobragarden.co.uk - 1 -...
  • Page 2: Table Of Contents

    CONTENTS SECTION 1 SYMBOLS MARKED ON THE PRODUCT……………………………3 SECTION 2 GENERAL SAFETY RULES…………………………………………….3 SECTION 3 PARTS DESCRIPTION………………………………..…………….…..6 SECTION 4 TECHNICAL DATA…………………………………………………...…..7 SECTION 5 ASSEMBLY…………………………………………………………….….7 SECTION 6 “3 IN 1”……………………………………………………………….…..10 SECTION 7 OPERATION INSTRUCTIONS……………………………………..…..12 SECTION 8 MAINTENANCE INSTRUCTIONS ……………………………..……...15 LUBRICATION INSTRUCTIONS …………………………………..….15 SECTION 9 SECTION 10 CLEANING………………………………………………………….…..15...
  • Page 3: Symbols Marked On The Product

    WARNING: For your own safety please read this manual before attempting to operate your new unit. Failure to follow instructions can result in serious personal injury. Spend a few moments to familiarise yourself with your mower before each use. 1. SYMBOLS MARKED ON THE PRODUCT Fig.
  • Page 4 Training Before using the lawnmower read the instructions carefully. Familiarise yourself with the controls and pay particular attention in learning how to stop the machine in an emergency. Never allow children or people unfamiliar with these instructions to use the lawn mower. Local regulations can restrict the age of the operator.
  • Page 5 19. Stop the engine and disconnect the spark plug wire, make sure that all moving parts have come to a complete stop and, where a key is fitted remove the key, make sure engine has had time to cool: - Before unclogging the chute and clearing blockages. - Before checking, cleaning or working on the lawn mower.
  • Page 6: Parts Description

    13. Choke Lever 14. Brake control handle 15. Self-drive control handle Mulching wedge Discharge channel Including a spark plug wrench Fig. H M51SPH 1. Upper handle 2. Self-drive control handle 3. Starter handle 4. Rope Guide 5. Locking Lever 6. Grass catcher 7.
  • Page 7: Technical Data

    4. TECHNICAL DATA Model M51SPH MX51SPH Engine Series & type GCV160 GCV160 Self-Propelled Engine Displacement cm³ cm³ Blade Width 510mm 510mm Rated Speed 2800/min 2800/min Fuel Tank Capacity 0.91 L 0.91 L Grass catcher capacity Net Weight 34.7kg 36 kg...
  • Page 8 Fig.1F Fig.1G Fig.1H For the M51SPH Fix the lower handlebars into the unit mower with a suitable spanner. (Fig.1J/Fig.1K/Fig.1L) 2. Lift the two locking levers to release the upper handlebars for folding. (Fig. 1M) 3. Push the locking lever closed to lock the handlebars in the operating position. (Fig.1N) 4.
  • Page 9 Move the starter handle from the engine to the rope guide. (Fig.4A, 4B) Fig. 4A MX51SPH Fig.4B M51SPH 5.5 HEIGHT OF CUT Apply outward pressure to disengage the lever from the rack. Move lever forward or back to adjust the height. (Fig.5A/B see clause 7.9)
  • Page 10: In 1

    5.6 Tool Box For the MX51SPH This MX51SPH lawn mower has a tool box. Push the button to open it, and then press the cover to lock it. You can put tools such as spanners and screwdrivers in this box. Fig.6 Starting Operation 6.
  • Page 11 TWO: Resetting for side-discharge mowing 1. Lift the rear cover and remove the grass catcher. 2. Mount the discharge channel. 3. Lift the sideward flap for side discharge (Fig.7D) 4. Mount the discharge guide for side discharge on the support pin of the sideward flap. (Fig.7E/Fig.7F) 5.
  • Page 12: Operation Instructions

    7. OPERATING INSTRUCTIONS 7.1 BEFORE STARTING Service the engine with petrol and oil as instructed in the separate engine manual packed with your mower. Read all instructions carefully. WARNING! Petrol is highly flammable. Store fuel in containers specifically designed for this purpose. Refuel outdoors only, before starting the engine and do not smoke while refueling or handling fuel.
  • Page 13 Start the engine carefully according to the instructions and with feet well away from the blade. Do not tilt the lawn mower when starting the engine. Start the mower on a level surface, free of high grass or obstacles. Keep hands and feet away from the rotating parts. Do not start the engine when standing in front of the discharge opening. 7.3 OPERATION PROCEDURES During operation, tightly hold the brake handle with both hands.
  • Page 14 will also help to clean up any stray clippings left on the lawn. The mower should always be operated at full throttle to get the best cut and allow it to do the most effective job of mowing. Clean underside of deck: Be certain to clean the underside of the cutting deck after each use to avoid a build-up of grass, which could prevent proper mulching.
  • Page 15: Maintenance Instructions

    For the M51SPH Your mower is equipped with a central height adjustment lever offering 10 height positions. The height (the blade to the ground) can be adjusted from 25 mm (position 1) to 70 mm (position 10). Fig.12A Fig.12B 1. Stop the mower and disconnect the spark plug cable before changing the mower cutting height.
  • Page 16 Remove the blade and adapter from the crankshaft. When you change the blade, use the original type marked on the blade Cobra Part Number 263001330 for the MX51SPH and M51SPH – Available to order from your local dealer. WARNING: Periodically inspect the blade adapter for cracks, especially if you strike a foreign object.
  • Page 17: Storage Instructions (Off Season)

    When you change the blade, use the original type marked on the blade: Cobra Part Number 263001330, to order the blade, please contact your local dealer) WARNING: Do not touch the blade whilst it is still rotating. 10.4 ENGINE Refer to the separate engine manual for engine maintenance instructions.
  • Page 18: Trouble Shooting Guide

    12 TROUBLES SHOOTING PROBLEM PROBABLE CAUSE CORRECTIVE ACTION Engine does not Throttle chock not in the correct Move throttle chock to correct position start. position for the prevailing conditions. Fuel tank is empty. Fill tank with fuel: refer to ENGINE OWNERS MANUAL. Air cleaner element is dirty.
  • Page 19: Warranty

    Please Register Your Mower If your dealer did not collect registration information from you, please take a few minutes and register your purchase with Cobra. You can register by completing and mailing the registration card that should be in the box or by going online to: www.cobragarden.co.uk and clicking on Product Registration.
  • Page 20: Ec-Declaration Of Conformity

    15. EC-DECLARATION OF CONFORMITY EC Declaration of Conformity We herewith declare, Cobra Garden Machinery Henton & Chattell Ltd, London Road, Nottingham NG2 3HW UK That the following machine complies with the appropriate basic safety and health requirements of the EC Directive based on its design and type, as brought into circulation by us.

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