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Section 7 - Repair Procedures
010
TABLE
Procedure:
Main valve disassembly
Boom main valve
CAUTION
Before disconnecting any flexible hoses, label
them for an easier reassembly.
2 Disconnect all pipes of the main valve using the
following combination wrenchs: 17 mm, 19 mm,
24 mm. 36 mm, 41 mm
3 Disconnect all wires.
4 Remove the screws fixing the chassis using a 13
mm wrench and a 6 mm Allen wrench.
5 Remove the main valve from the machine and
place it on to a bench.
30
GTH-4017EX GTH-4514EX GTH-4013 EX
2
November 2008
010
Table:
GTH-4017EX
GTH-4514EX
GTH-4013EX
Document 57.0009.0427
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