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6.9 HEIGHT ADJUSTMENT INSTRUCTIONS 

CAUTION: 

Do not at any time make any adjustment to lawnmower without first stopping the engine and 

disconnecting the spark plug wire.

   

CAUTION: 

before changing the mowing height, stop the mower and disconnect spark plug cable. 

Your mower is equipped with a central height adjustment lever offering 6 height positions. 

Fig.10A Position 1: 17mm; Fig.10B Position 6: 75mm. 

 

 

Fig.10A                                                                                  Fig.10B

 

1. Stop mower and disconnect the spark plug cable before changing the mower cutting height. 

2. The central height adjustment lever offers you 6 different height positions. 

3. To change the height of cut, pull the adjuster lever away from the engine out of the slots and then move 

either up or down to select the required height of cut. Push the lever back into the slot to secure.   

7. MAINTENANCE INSTRUCTIONS 

SPARK PLUG 

Use only the original replacement spark plug. For best results, replace the spark plug every 100 hours of use.   

8. LUBRICATION INSTRUCIONS 

CAUTION:

 DISCONNECT THE SPARK PLUG BEFORE SERVICING. 

1. WHEELS-Lubricate the ball bearings in each wheel at least once a season with a light oil. 

2. ENGINE-Follow engine manual for lubrication instructions. 

9. CLEANING 

CAUTION: 

Do not hose the engine. Water can damage the engine or contaminate the fuel system. 

1. Wipe deck with dry cloth. 

2. Hose under the deck by tilting the mower, so that the spark plug is up. 

9.1 ENGINE AIR FILTER CLEANER 

CAUTION: Do not allow dirt or dust to clog the air filter foam element. The engine air cleaner element must be 

serviced (cleaned) after 25 hours normal mowing. The foam element must be serviced more frequently if the 

mower is used in dry and dusty environments. 

TO CLEAN THE AIR FILTER: 

1. Lift the tabs on top of the filter cover. 

2. Remove cover. 

3. Wash filter element in soap and water. 

DO NOT USE PETROL! 

4. Air dry the filter element.   

5. Place a few drops of SAE30 oil on the foam filter and squeeze tightly to remove any excess oil. 

6. Reinstall the filter. 

Summary of Contents for RM46B

Page 1: ...1 MODELS RM46B RM46SPB RM46C RM46SPC COBRA LAWN MOWER OWNER S MANUAL Cobra Garden Machinery Henton and Chattell Ltd London Road Nottingham NG2 3HW UK www cobragarden co uk...

Page 2: ...DATA 7 SECTION 5 ASSEMBLY 7 SECTION 6 OPERATION INSTRUCTIONS 10 SECTION 7 MAINTENANCE INSTRUCTIONS 13 SECTION 8 LUBRICATION INSTRUCTIONS 13 SECTION 9 CLEANING 13 SECTION 10 STORAGE INSTRUCTIONS OFF S...

Page 3: ...airing please remove the spark plug before undertaking repair work according to the operational manual B 8 Caution Engine hot Figure B Safety Label Found On Lawn Mower KEEP HANDS AND FEET AWAY 2 GENER...

Page 4: ...have dissipated Replace all fuel tank and container caps securely 4 Replace faulty silencers 5 Before using always visually inspect to see that the blade blade bolts and cutter assembly are not worn...

Page 5: ...the temperature is high 3 Before storage allow the engine to cool 4 To reduce the fire hazard keep the engine silencer battery compartment and petrol storage area free of grass leaves or excessive gre...

Page 6: ...uel cap 11 Oil cap 12 Cable clamp 13 Throttle choke lever 14 Brake control handle Including A Spark plug wrench Fig E for RM46SPC Fig F for RM46C 1 Upper handle 2 Self drive control handle 3 Starter h...

Page 7: ...A k 3 dB A 86 0dB A k 3 dB A Measured sound power level Guaranteed Sound Power level According to 2000 14 EC 94 0dB A k 2 25dB A 96dB A 94 0dB A k 2 25dB A 96dB A 91 7dB A k 1 81dB A 96dB A 91 7dB A...

Page 8: ...Drop the cloth bag through the metal bracket open up the reinforced rim on the three sides by hand or using a screwdriver Wrap and then clench the reinforced material around the metal support bracket...

Page 9: ...B for the Cobra engine 5 4 HEIGHT OF CUT Apply outward pressure to disengage the lever from the rack Move lever forward or back to adjust height Fig 4 and see clause 6 9 Fig 4 5 5 Rear Roller Your mow...

Page 10: ...g or until the engine has been allowed to cool for at least 15 minutes after running 6 2 TO START THE ENGINE AND ENGAGE THE BLADE 1 The unit is equipped with a rubber boot over the end of the spark pl...

Page 11: ...after the engine is shut off 1 Release the brake control handle to stop the engine and blade 2 Disconnect and ground the spark plug wire as instructed in the separate engine manual to prevent accident...

Page 12: ...r collecting leaves during the autumn months Make sure they are dry and are not laying too thick on the lawn Do not wait for all the leaves to be off the trees before you mow WARNING If the mower blad...

Page 13: ...ug For best results replace the spark plug every 100 hours of use 8 LUBRICATION INSTRUCIONS CAUTION DISCONNECT THE SPARK PLUG BEFORE SERVICING 1 WHEELS Lubricate the ball bearings in each wheel at lea...

Page 14: ...sharp The blade may be re sharpened by removing it and either grinding or filing the cutting edge keeping it as close to the original bevel as possible It is extremely important that each cutting edge...

Page 15: ...e spark plug should be cleaned and the gap reset once a season Spark plug replacement is recommended at the start of each mowing season Check the engine manual for correct plug type and gap specificat...

Page 16: ...parts Be careful not to bend or kink cables If the starter rope becomes disconnected from the rope guide on the handle disconnect and ground the spark plug wire Depress the blade control handle and pu...

Page 17: ...sh fuel Vent hole in fuel tank cap is plugged Clean or replace fuel tank cap Air filter element is dirty Clean air filter element Engine operates erratically Spark plug is defective Install new correc...

Page 18: ...ed Compensation for loss of time commercial loss or rental costs of substitute product Costs incurred for transportation to and from the dealership Any damage that occurs from the following will not b...

Page 19: ...1566QNR RM46SPC 1666QR RM46SPB 1565EQNR RM46C 1665QR Displacement 140 cm 3 135cm 3 Max Cutting width 460 mm 460 mm Measured sound power level 94 0dB A 91 7dB A Guaranteed sound power level 96dB A 96d...

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