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Troubleshooting Guide
Hydraulic Problems
Troubleshooting Guide
HD92doc042701
4-9
4
4.5
Hydraulic Problems
PROBLEM
CAUSE
SOLUTION
You Can Actuate Any Hydrau-
lic Handle, But Get No
Response From The Pump.
Carriage not positioned prop-
erly to provide power to the
pump
Move carriage so that contacts touch.
Make sure carriage contact bracket is
adjusted far enough forward to touch
contact on main tube. Check contacts
for tarnish or loose wires
Defective solenoid (may be
indicated by solenoid clicking)
See Monarch manual
for trou-
bleshooting solenoid
Tapping on solenoid may fix tempo-
rarily. Replace solenoid. NOTE: The
solenoid is not a standard automotive
type. Order from Monarch or
Wood-Mizer only
Low or dead battery
Test battery. Replace or recharge as
necessary
Defective pump motor
Remove motor from pump and
inspect. Repair or replace as neces-
sary
Poor ground connection
Check ground connection between
pump and saw frame
You Can Get Response From
the Pump By Actuating All
But One or Two Handles
(Revisions E7+ Only)
Valve assembly switch con-
tacts are not properly adjusted
Locate the valve switch at the bottom
of the valve assembly. Use a 3MM
allen wrench to loosen the set screw
on each of the five switch contacts.
Press each contact to the valve block
and tighten the contact set screw to
secure in place. CAUTION! Do not
overtighten!
NOTE: Do not adjust the valve switch
or switch spring; they have been pre-
set at the factory.
You Can Get Response From
The Pump By Actuating All
But One Handle
(Revisions C7
- E6 Only)
Electric contact spring inside
of non-working valve cor-
roded, broken, or dislocated
Check contact spring. Relocate or
replace as necessary
Set screw holding handle to
valve shaft is loose
Tighten set screw so that valve shaft
turns when handle is actuated