Cobra RM46B Owner'S Manual Download Page 7

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4. TECHNICAL DATA 

Model 

RM46SPB 

RM46B 

RM46C 

RM46SPC 

Engine type 

Briggs 500E 

Briggs 500E 

DG450 

DG450 

Self-Propelled 

Yes 

No 

No 

Yes 

Engine Displacement 

140cm³ 

140cm³ 

135cm³ 

135cm³ 

Blade Width 

460mm 

460mm 

460mm 

460mm 

Rated Speed   

2800/min 

2800/min 

2800/min 

2800/min 

Fuel Tank Capacity 

0.8L 

0.8L 

1.2L 

1.2L 

Grass catcher capacity

 

55L 

55L 

55L 

55L 

Net Weight 

31.9kg 

29.9kg 

34.4kg 

36.7 kg 

Height adjustment: 

17~75mm, 6 adjustment 

 

 

RM46SPB 

RM46B 

RM46C 

RM46SPC 

Guaranteed Sound pressure level   

at operator’s position 

(According to EN 836 Annex H &   

EN ISO 4871) 

84,3dB (A) 

(k=3 dB (A)) 

84,3dB (A) 

(k=3 dB (A)) 

86,0dB (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) 

k= 1,81dB (A) 

96dB(A) 

Vibration 

(According to EN 836 Annex G) 

6,432m/s²   

k=1,5 m/s² 

6,432m/s²   

k=1,5 m/s² 

2.988m/s²   

k=1,5 m/s² 

2.988m/s²   

k=1,5 m/s² 

 

5. ASSEMBLY 

5.1 

FOLDING HANDLE 

1. Fix the lower handlebars onto the mower body with bolts, washers with a suitable spanner. (Fig. 1A/Fig.1B) 

2. Release the upper handlebars for folding.   

3. Push the locking lever closed to lock the handlebars in the operating position. (Fig.1C/Fig.1D) 

4. Adjust the tension by turning the lock nut with a suitable spanner. (Fig.1C) 

5. Attach the cable-clamp to the position shown and then attach the cable. (Fig.1E) 

 

 

   

Fig.1A                                                  Fig.1B                                            Fig.1C 

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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