SECTION 6: SERVICE

Review the troubleshooting and procedures in this section to fix or adjust your machine if a problem devel- ops. If you need replacement parts or you are unsure of your repair skills, then feel free to call our Technical Support at (570) 546-9663.

Troubleshooting

Operation Tshooting

Symptom

Possible Cause

Possible Solution

Machine does not

1.

Plug/receptacle is at fault or wired incor-

1.

Test for good contacts; correct the wiring.

start or a breaker

 

rectly.

 

 

trips.

2.

Power supply is at fault/switched OFF.

2.

Ensure hot lines have correct voltage on all legs and

 

 

 

 

 

main power supply is switched ON.

 

3.

Motor ON/OFF switch is at fault.

3.

Replace faulty ON/OFF switch.

 

4.

Wiring is open/has high resistance.

4.

Check for broken wires or disconnected/corroded

 

 

 

 

connections, and repair/replace as necessary.

 

5.

Start capacitor faulty.

5.

Test/repair/replace.

 

6.

Motor is at fault.

6.

Test/repair/replace.

 

 

 

 

 

Machine stalls or is

1.

Plug/receptacle is at fault.

1.

Test for good contacts; correct the wiring.

underpowered.

2.

Excessively long extension cord.

2.

Move splitter closer to the power supply.

 

3.

Motor bearings are at fault.

3.

Test by rotating shaft; rotational grinding/loose shaft

 

 

 

 

requires bearing replacement.

 

4.

Machine is undersized for the task.

4.

Stop operation.

 

5.

Motor has overheated.

5.

Clean off motor, let cool, and reduce workload.

 

6.

Motor is at fault.

6.

Test/repair/replace.

 

 

 

 

 

Machine has

1.

Motor or component is loose.

1.

Inspect/replace stripped or damaged bolts/nuts, and

vibration or noisy

 

 

 

re-tighten with thread locking fluid.

operation.

2.

Motor fan is rubbing on fan cover.

2.

Replace dented fan cover; replace loose/damaged

 

 

 

 

 

fan.

 

3.

Dirt in motor fan enclosure

3.

Clean, reassemble.

 

 

 

 

 

Electric motor

1.

Bleeder screw closed.

1.

Open screw two full turns.

operating properly

2.

Hydraulic fluid low.

2.

Check fluid level, add fluid.

but the hydraulic

3.

Hydraulic system damaged or fluid is leak-

3.

Repair/replace damaged parts.

ram won’t split logs.

 

ing out.

 

 

 

 

 

 

 

 

 

 

 

Ram works, but logs

1.

Log unsuitable: twisted grain, high moisture

1.

Don’t attempt to split unsuitable logs.

are hard to split.

 

content, heavily knotted.

 

 

 

2.

Splitting wedge is dull.

2.

Sharpen wedge.

 

3.

Splitting wedge is damaged.

3. Stop operations/repair wedge.

 

 

 

 

 

Ram does not

1.

Debris lodged in the ram return path or in

1.

Clear debris.

retract properly.

 

the return springs.

 

 

 

2.

Damaged seals in hydraulic system.

2.

Repair/replace damaged parts.

 

 

 

 

H8170/H8171 Hydraulic/Electric Log Splitter

 

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Grizzly H8170 owner manual Service, Troubleshooting