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10 

Maintenance and Transportation 

Periodic Maintenance Schedule 

 

 

 

Daily Before 

Starting 

After First 

5 hours 

Every 25 

hours 

Every 300 

hours 

Check motor fixing slot 

 

● 

● 

 

Check base plate fixing slot 

 

● 

 

 

Check cable worn 

 

● 

● 

 

Check oil level of machine 

 

 

 

● 

Check other spares of machine 

 

● 

● 

 

 

Change  900ml  clean  lubricating  oil  (CD10W -30)  in  the  machine  after  first  50  hours  performance. 

After  oil injection, the upper  oil level should be above the middle line  and stay at the  ceiling  of the 

level gauge. When the level lower than the middle line, fill new lubrication oil immediately.  

Transportation 

 

Choose an  available lifting mechanism to lift  the rammer at  the central lifting point  and transform it 

onto a flat truck, and then fix it with ropes in case of rolling or slide. 

 

Troubleshooting Guide 

 

Trouble/symptom 

Possible cause/solution 

The motor doesn’t work 

1

circuit breaker off or main fuse melt 

2

Power supply connection problem                                                     

3

Extension cable problem                                                       

4

Motor starter damage or connection loose 

Motor’s rotate speed is ok but 

motor overheats 

Check airflow of cooling fan 

Slow motor rotating speed with 

motor overheating 

1

Low power supply voltage                                                             

2

Extension cable of small size, check the cable.                         

3

Motor rotor swept the chamber                                                 

4

Motor bearing damaged, check and replace it                               

5

Bearing in gear box damaged                                           

6) Spring in cylinder damaged   

Loud motor noise 

1

Motor bearing damaged                                               

2

Motor rotor swept the chamber 

Motor is rotating, but rammer 
doesn’t work 

1

Key of motor damaged                                                     

2

Spares connecting gear box and pendulum 

damaged 

Motor works, but rammer doesn’t 

work stably 

1

Too much dirt on base plate                                             

2

Low motor rotating speed                                                     

3

Hard ground surface                                                           

4

Spring in cylinder broke or damaged  

 

 

 

 

Summary of Contents for MR70E

Page 1: ...WARNING R ELECTRIC TAMPING RAMMER MR70E...

Page 2: ...of operating safety and maintenance notes about this model of Rammer To protect you from possibility of damage or injury caused by incorrect operation read this guidebook and familiarize yourself with...

Page 3: ...hich if not correctly performed or adhered to is likely to result in serious injury or death WARNINGS It denotes a hazard It calls attention to a procedure practice condition or the like which if not...

Page 4: ...ct performance NEVER stand too far away from the machine and make sure operator keeps in good balance as well as the standing point or other surface is strong enough to support the operator NEVER allo...

Page 5: ...ress would accelerate machine s forwarding speed when it works on soft stuffing or climbs a slope ALWAYS keep the machine in a dry and children out reach place after performance Electrical Equipment O...

Page 6: ...off the connection between the motor and the rammer because the rotary spares are exposed outside 4 Machine s appearance maintenance is very important to develop its safety function So keep the explo...

Page 7: ...s machine Guaranteed sound power level in dB A CAUTION Read and understand the supplied Operator s Manual before operating the machine Failure to do so increase the risk of injury to yourself or other...

Page 8: ...Please record the information found on this plate so it will be available if the nameplate lost or damaged When requesting service information the serial number should be specified of the unit Specifi...

Page 9: ...age supply slows down the compaction speed degrades machine s function and causes motor overheating 1 3 To protect the operator from an electric shock the machine must have a ground line connection Al...

Page 10: ...to run the motor and the rammer begins to work Switch it to OFF to stop the machine Correct compacting operation 1 4 Guide the machine on handle and it will move forward automatically Never let the ma...

Page 11: ...lling or slide Troubleshooting Guide Trouble symptom Possible cause solution The motor doesn t work 1 circuit breaker off or main fuse melt 2 Power supply connection problem 3 Extension cable problem...

Page 12: ...RING CO LTD Add 20 Dalian Road Baohe Industrial Estate Hefei 230051 Tel 86 551 64846601 64846580 Fax 86 551 64846616 64846626 E mail sales masalta com cn masalta mail hf ah cn Http www masalta com cn...

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