Grizzly Log Splitter H8170/H8171 Manual: Troubleshooting and Repairs

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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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Image 19
Contents HYDRAULIC/ELECTRIC LOG Splitter Page Table of Contents Foreword Contact Info IntroductionH8170/H8171 Hydraulic/Electric Log Splitter Identification Safety Instructions for Machinery H8170/H8171 Hydraulic/Electric Log Splitter Do not Attempt to Change Additional Safety Instructions for Hydraulic Log Splitters110V Operation Circuit RequirementsUnpacking SetupSetUp Safety Items Needed for SetupTo move the splitter Box Contents Figure QtyInventory Site ConsiderationsTo test run the log splitter Assembly Test RunComponents and Hardware Needed Qty To attach the support legOperations Operation Safety OverviewTo safely remove a jammed log Basic OperationsRemoving a Jammed Log To split a logChecking/Adding Hydraulic Fluid MaintenanceCleaning ScheduleTo change the hydraulic fluid Changing Hydraulic FluidWedge points H8170/H8171 Hydraulic/Electric Log Splitter Sharpening Splitting WedgeTroubleshooting ServiceH8170/H8171 Wiring Diagram H8170/H8171 Hydraulic System Schematic H8170 Parts Breakdown Main Assembly Description H8170 Parts ListH8171 Parts Breakdown Main Assembly H8171 Parts List H8170/H8171 Parts Breakdown Motor Assembly H8170/H8171 Safety Label Parts List Warranty and Returns Page Page

H8170/H8171 specifications

The Grizzly H8170 and H8171 are two powerful offerings from the renowned Grizzly Industrial brand, well-respected for their robust machinery and tools tailored for woodworking, metalworking, and more. These two models cater to craftsmen and DIY enthusiasts by combining advanced technology with user-friendly features, making them ideal choices for both beginners and seasoned professionals.

One of the distinguishing features of the Grizzly H8170 and H8171 is their high-quality construction. Built with heavy-duty materials, these machines are designed to endure rigorous daily use while maintaining optimal performance. The cast iron tables provide a stable, vibration-free work surface, ensuring precision during operations and enhancing the overall user experience.

In terms of technology, the H8170 and H8171 are equipped with variable speed controls, allowing users to adjust speeds based on the specific application. This flexibility is crucial for achieving the desired finish on different materials. Whether one is working with softwoods or hardwoods, the ability to customize speed settings makes these machines versatile tools for a wide range of projects.

Another significant characteristic of the Grizzly H8170 and H8171 is their compact design, which makes them suitable for workshops with limited space. Despite their small footprint, they offer impressive power and efficiency, making them ideal for both hobbyists and professional woodworkers who may need to transport their tools.

Both models come with safety features that ensure user protection. Emergency stop buttons and clear safety guards are integrated into the design, minimizing the risk of accidents during operation. These features underscore Grizzly’s commitment to providing a safe working environment for all users.

The ease of maintenance is another highlight of these machines. Grizzly has designed the H8170 and H8171 with accessible components, simplifying tasks like blade changes and cleaning. This design consideration means less downtime and more time spent working on projects, which is vital for productivity.

In summary, the Grizzly H8170 and H8171 models stand out due to their durable construction, variable speed technology, compact design, essential safety features, and ease of maintenance. They represent an excellent investment for anyone serious about woodworking or metalworking, providing the reliability and performance needed to tackle various tasks with confidence.