Troubleshooting - Wallenstein WP525 Operator's Manual

WP525
Firewood Processor

10. Troubleshooting

WARNING!
Before troubleshooting, read and understand the
Service and Maintenance Safety on page 56.
Set the machine to a safe condition.
The following table lists some of the problems that you may
encounter, and provides possible causes and solutions.
Problem
Engine is difficult to start or performance is
reduced.
Winch motor does not move.
Winch rope does not pull out.
Winch rope does not retract.
Cylinder rod moves slowly or does not move.
Cylinder rod or winch motor moves slowly or
does not move.
Control lever does not go to neutral after the
cylinder rod is fully retracted.
Control lever goes to neutral before the cylinder
rod is fully retracted.
Control lever does not go to neutral when
released.
Cylinder stops on contact with wood.
Hydraulic hose leak.
Cylinder is leaking.
The exit chute is full.
If you encounter a problem that is difficult to solve, even after
reading this information, please contact your local dealer, the
distributor, or Wallenstein Equipment. Before you call, please
have the serial number for your product handy.
To find the serial number on your machine, see Serial Number
Location on page 5.
For engine troubleshooting, see the engine manufacturer's
manual.
Possible cause
Engine fuel. Not all fuel is the same.
Rope is jammed.
Winch gear is engaged.
Winch gear is disengaged.
Wood is jammed around the wedge.
No hydraulic fluid pressure because the
fluid filter is plugged.
No hydraulic fluid pressure because the
hydraulic fluid is low.
Low hydraulic pressure. The relief setting
may be low.
Low engine speed.
The valve that holds the control lever in
place (detent) is set too tight.
Hydraulic fluid is too cold.
Hydraulic fluid is old or contaminated.
The valve that holds the control lever in
place (detent) is set too loose.
Control is damaged.
Second pump stage is not functioning.
Hose is worn or damaged or a fitting is not
secure.
Seals are worn.
Firewood can accumulate in the exit chute.
This is more common with shorter lengths.
63
Troubleshooting
Solution
Change the fuel provider or brand.
Disengage the winch gear, pull the rope out, and
then carefully guide the rope, while it retracts
onto the spool under tension.
Disengage the winch gear.
Engage the winch gear.
Set the machine to a safe condition, and then
remove the wood. For instructions, see Safe
Condition on page 9.
Change the hydraulic fluid filter. For instructions,
see Change the Hydraulic Fluid and Filter on
page 60.
Add hydraulic fluid. For instructions, see Add
Hydraulic Fluid to the Reservoir on page 31.
Contact a technician.
Make sure that the choke is off and the throttle is
set to fast. For information, see Engine Controls
on page 22.
Contact a technician. The hydraulic valve
requires adjustment.
Wait for the machine to warm up.
Change the hydraulic fluid and filter. For
instructions, see Change the Hydraulic Fluid and
Filter on page 60.
Contact a technician. The hydraulic valve
requires adjustment.
Call a technician. The control requires service or
replacement.
Call a technician. The pump requires service or
replacement.
Replace the hose or secure the fitting. If required,
replace the fitting.
Call a technician. The cylinder requires service or
replacement.
Remove excess firewood from the exit chute.
For instructions, see Remove Firewood from the
Exit Chute on page 51.