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Problem
Cylinder rod will not move
Cylinder shaft speed slow while
extending
end retracting
Engine runs but wood will not sprit, or
splits too slowly
Engine stalls during splitting wood
Engine will not tum or stalls under low
load
Leaking pump shaft seal
Possible Cause
1. Broken drive shaft,
2. Shipping plugs left in hydraulic hoses,
3. Set screws in coupling not adjusted
properly.
4, Loose shaft coupling.
5. Gear sections damaged.
6. Damaged relief valve.
7, Hydraulic lines blocked.
8, Incorrect oil level.
g. Damaged or blocked directional
valve.
t. Gear sections damaged.
2. Excessive pump inlet vacuum.
3, Slow engine speed.
4. Damaged relief valve.
5. Incorrect oil level.
6. Contaminated oil,
7. Directional valve leaking internally.
8. Internally damaged cylinder,
1, Small gear section damaged.
2. Pump check valve leaking.
3. Excessive vacuum in pump inlet,
4. Incorrect oil level.
5. Contaminated oil
6. Directional valve leaking internally.
7. Internally damaged cylinder.
8. Ovedoaded cylinder.
1. Low horsepower/weak engine.
2. Overloaded cylinder
1, Engine/pump misaligned.
! 2, Frozen or seized pump.
3, Weak engine.
4. Hydraulic lines blocked,
5. Blocked directional valve.
1, Broken drive shaft.
2. Engine/pump misaligned.
3. Gear sections damaged.
4, Poorly positioned shaft seal.
5. Oil breather plugged.
Corrective
Action
1. Return unit to Sears service center.
2. Disconnect hydraulic hose, remove
shipping plugs, and reconnect hose.
3. Refer to adjustment secfion of this
manual and adjust the couplers
4. Correct engine/pump alignment.
5. Return unit to Sears service center.
6. Return unit to Sears service center.
7. Flush and clean hydraulic system,
! 8. Check oil level, Refill if necessary,
9. Return unit to Sears service center
1. Return unit to Sears service center.
2. Make certain that the pump inlet
hoses are clear and unblocked. Use
short, large diameter inlet hoses.
3. Return unit to Sears service center.
4. Return unitto Sears service center.
5. Check oil level. Refill if necessary.
6. Drain oil, clean reservoir, refill, make
certain oil return tube is below oil
lever.
7. Return unitto Sears service center.
8. Return unitto Sears service center.
1. Return unit to Sears service center.
2. Return unit to Sears service center.
3. Make certain that the pump inlet
hoses are clear and unblocked. Use
short, large diameter inlet hoses.
4. Check oir level. Refill if necessary.
5. Drain oil, clean reservoir, refill, make
certain oil return tube is below oil
level.
6. Return unitto Sears service center.
7. Return unit to Sears service center.
8. Do not attempt to splitwood against
the grain.
1. Return unit to Sears service center.
2. Do not attempt to splitwood against
the grain. If engine stalls repeatedly,
contact Sears service center.
1. Correct alignment.
2. Return unit to Sears service center.
3. Return unit to Sears service center.
4. Flush and clean hydraulic system.
5. Return unit to Sears service center
1. Return unit to Sears service center.
2. Correct alignment.
3. Return unit to Sears service center.
4. Return unit to Sears service center.
5. Make certain reservoir is properly
vented.
18
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