Dover TWG TULSA WINCH 1200W, Руководство по обслуживанию

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10
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
(Item 51)
and washers
(Item 52)
and torque them to
specification
(see Torque Specifications Chart on page 15 of this manual)
.
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
instructed in the
Recommended Oil
section on page 6 of this manual.
SERVICING THE MOTOR
FOR GEAR MOTORS
1. Tag tubing or hoses for proper re-
installation and remove them from the
motor assembly.
2. Remove the counterbalance block
(Item
65)
from the motor
.
3. Remove the counterbalance valve
(Item
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 (
Item 7-10)
for
damage and replace if necessary.
4. Remove the fitting
(Item 60)
and inspect
the check valve
(Item 59)
to make sure it
is working properly. The check valve
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.
FOR GEROLER MOTORS
1. Tag hoses for proper re-installation and
remove them from the motor assembly.
2. Remove the counterbalance block
(Item
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. Also,
inspect the o-rings for damage or wear
and replace any damaged parts if
necessary.
4. Motors and counterbalance valves are not
serviceable in the field. Return them to
an authorized dealer for service.