TROUBLESHOOTING
Problem
Slow cylinder shaft
speed while extending
and retracting.
Cause
Remedy
1. Gear sections damaged.
1. Return unit to Sears service center.
2
. Excessive pump inlet vacuum.
2. Make certain pump inlet hoses are
clear and unblocked. Use short,
large diameter inlet hoses.
3.
4.
5.
6.
7.
Return unit to Sears service center.
Return unit to Sears service center.
Check oil level. Refill if necessary.
Drain oil, clean reservoir, and refill.
Return unit to Sears service center.
Return unit to Sears service center.
3.
4.
5.
6.
7.
Slow engine speed.
Damaged relief valve.
Incorrect oil level.
Contaminated oil.
Directional valve leaking internally.
Internally damaged cylinder.
8.
8.
Leaking Cylinder
1. Broken seals.
1. Return unit to Sears service center.
2. Return unit to Sears service center.
2
. Scored cylinder.
Engine runs but wood
will not split or wood
splits too slowly
1.
2.
3.
Small gear section damaged.
Pump check valve leaking.
Excessive pump inlet vacuum.
1. Return unit to Sears service center.
2. Return unit to Sears service center.
3. Make certain pump inlet hoses are
clear and unblocked. Use short,
large diameter inlet hoses.
4.
5.
6.
7.
Check oil level. Refill if necessary.
Drain oil, clean reservoir, and refill.
Return unit to Sears service center.
Doagainstnot attemptthe grain.to split wood
4.
5.
6.
7.
Incorrect oil level.
Contaminated oil.
Directional valve leaking internally.
Overloaded cylinder.
Internally damaged cylinder.
8.
8.
Return unit to Sears service center.
Enginesplittingstalls during
1. Low horsepower/weak engine.
. Overloaded cylinder.
1. Return unit to Sears service center.
2
2. Do not attempt to split wood
against the grain. If engine stalls
repeatedly, contact Sears service
center.
Engine will not turn or
stalls under low load
conditions
1. Engine/pump misalignment.
1. Correct alignment as necessary.
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 as necessary.
3. Return unit to Sears service center.
4. Return unit to Sears service center.
2. Frozen or seized pump.
3. Low horsepower/weak engine.
4. Hydraulic lines blocked.
5. Blocked directional valve.
Leakingsealpump shaft
1. Broken drive shaft.
2. Engine/pump misalignment.
3. Gear sections damaged.
4. Poorly positioned shaft seal.
5. Plugged oil breather.
5. Make certain reservoir is properly
vented.
Will not split logs
1. Reservoir fluid level low.
1. Refill with Dexron III automatic
transmission fluid.
NOTE:1-800-4-MY-HOME.This section addresses minor service issues. For further details, contact Sears service information line by calling
1
| Categories | Craftsman Lawn Mower Manuals, Lawn Mower Manual |
|---|---|
| Tags | Craftsman 675 247.77640 |
| Download File |
|
| Document Type | Operator's Manual |
| Language | English |
| Product Brand | Craftsman. Customer Service Representatives are available by phone: Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower |
| Document File Type | |
| Publisher | craftsman.com |
| Wikipedia's Page | Craftsman (tools) |
| Copyright | Attribution Non-commercial |
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