Dover TWG TULSA WINCH 1200W, Руководство по обслуживанию

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8
DISASSEMBLY
1. Drain the oil from the gearbox and brake sections using the instructions on page 7.
2. Stand the hoist on its end with the motor pointing up.
3. Disconnect the tubing or hose connected to the brake housing
(Item 21)
. Remove the motor
and counterbalance valve assembly from the hoist by removing the capscrews
(Item 51)
and
washers
(Item 52)
.
See Servicing The Motor section on page 10 for motor and counterbalance
valve disassembly.
4. Remove the brake subassembly from the hoist by removing eight capscrews
(Item 9)
holding
the brake housing to the side plate
(Item 1).
Reinstall two of these capscrews into the two
extra tapped holes and tighten them evenly until the brake housing comes loose from the side
plate.
See Servicing The Brake section on page 11 for brake repair
.
5. Remove the side plate
(Item 1)
by removing ten (in some cases, eight) capscrews
(Item 2)
.
6. Lift the bearing carrier
(Item 26)
out of the drum
(Item 5)
. Inspect the bearing
(Item 28)
for
signs of pitting or spalling and if necessary, replace the bearing and seal
(Item 7-4)
.
7. Remove the thrust washer
(Item 6)
and input sun gear
(Item 8)
from the input planet gearset
(Item 36)
. Inspect for damage and replace if needed.
8. Remove the input planet gearset
(Item 36)
from the drum. Inspect the gearset for wear and
repair as needed.
See Servicing The Planetary Set section on page 13 for disassembly and
repair.
9. Remove the thrust washer
(Item 6)
and output sun gear
(Item 16)
. Inspect for damage and
replace if needed.
10. Remove the output planet gearset
(Item 4)
from the cable drum. Inspect the gearset for wear
and repair as needed.
See Servicing The Planetary Set section on page 13 for disassembly and
repair.
11. Remove the drum
(Item 5)
by lifting straight up and off of the output shaft
(Item 32).
Inspect
the gear teeth for excessive wear and replace if necessary. Inspect the bearing
(Item 28)
for
signs of spalling or pitting and, if necessary, replace the bearing and seal
(Item 7-4)
.
12. Inspect the retaining ring
(Item 3)
on the output shaft to ensure that it is still in the groove and
is not bent, and replace if necessary.
13. Inspect the shaft
(Item 32)
for wear or damage and, if necessary, remove it from the side plate
(Item 50)
by removing six capscrews
(Item 9).