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November 2008
Disassembling the hydraulic motor
Procedure:
Bridge crane or swing hoist, payload
500 kg
Operation:
PROTECT THE
ENVIRONMENT
Before disconnecting the hydraulic piping, place
containers of suitable size underneath to prevent
oil spillage.
CAUTION
Carefully clean the area around the piping to be
disconnected, plug all disconnected parts with
connectors, clothes or adhesive tape to prevent
dust or impurities from entering the circuit. They
can cause serious damage.
1 Remove the central covers A-B of the machine
by driving out the seven screws using a 13mm
wrench.
2 Disconnect the electric link of the electrovalve.
3 Disconnect the drainage hydraulic tubes using
a 36 mm wrench and a 24 mm wrench.
4 Disconnect the two hoses using a 16 mm
wrench.
5 Disconnect the pilots using a 17mm combination
wrench.
Document 57.0009.0427
GTH-4017EX GTH-4514EX GTH-4013 EX
005
Table:
GTH-4017EX
GTH-4514EX
GTH-4013EX
Standard tools
1
B
3
2
5
4
Section 7 - Repair Procedures
TABLE
44
Hours Min.
2
A
005
-
1
19
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