Dover TWG TULSA WINCH 1500W Service Manual - Page 10
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15. Install a new o-ring (Item 7-2) on the face of the motor and re-install the motor/counterbalance
valve assembly. Install the capscrews
(see Torque Specifications Chart on page 15 of this manual)
specification
16. Reconnect the tubing or hose to the brake housing (Item 21).
17. Fill both the gearbox and the brake section with the proper amount and type of lubricants as
Recommended Oil
instructed in the
FOR GEAR MOTORS
1. Tag tubing or hoses for proper re-
installation and remove them from the
motor assembly.
2. Remove the counterbalance block
65)
from the motor
.
3. Remove the counterbalance valve
66)
from the block and inspect the small
metering hole located on the side of the
valve to make sure it is not obstructed.
Also, inspect the o-rings (
damage and replace if necessary.
(Item 60)
4. Remove the fitting
(Item 59)
the check valve
is working properly.
should be installed as shown, with the
arrow facing into the block.
5. Motors and counterbalance valves are not
serviceable in the field. Return them to
an authorized dealer for service.
(Item 51)
section on page 6 of this manual.
SERVICING THE MOTOR
(Item
(Item
Item 7-10)
for
and inspect
to make sure it
The check valve
10
(Item 52)
and washers
.
FOR GEROLER MOTORS
1. Tag hoses for proper re-installation and
remove them from the motor assembly.
2. Remove the counterbalance block
42)
from the motor.
3. Remove the counterbalance valve from
the block and inspect the small metering
hole located on the side of the valve to
make sure it is not obstructed.
inspect the o-rings for damage or wear
and
replace
any
necessary.
4. Motors and counterbalance valves are not
serviceable in the field. Return them to
an authorized dealer for service.
and torque them to
(Item
Also,
damaged
parts
if