Thomas 1300 ProTough, Руководство по ремонту

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2-17
2
TANDEM PUMP REPLACEMENT 2.10
Begin the pump removal by removing any attachment,
raise the boom arms and engage the boom support pins.
Shut off the engine.
1
Remove the seat and hydrostatic shield.
2 Remove the steering lever linkage. Refer to section 4
for removal and replacement information.
3
Remove the gear pump as out lined in section 2.9.
4 Disconnect all the hydraulic hoses. (fig. C1885)
Mark hose and fitting location if necessary to ease re-
assembly. Upon re-assembly, torque the hydraulic fittings
and hoses as outlined in the Torque Chart in Section 2.13
Cap all open lines and ports.
5
Remove fittings from the tandem pump to prevent
damage while removing pump. Plug all open ports and
keep the fittings in a clean area. Inspect fittings and o-
rings for damage, replace as required.
6
Loosen the forward lower mounting bolt on the tan-
dem pump mounting bracket. (fig. C2068)
7 Remove the 2 nuts on the u-joint access panel (fig.
C4260) to gain access to the rear mounting bolts for the
tandem pump. Tip the top of the panel rearward and pull
the panel forward to remove.
8
Attach a lifting device to the tandem pump. The
pump is fairly heavy, approximately 100 lbs. (45 Kg) It is
highly recommended to use a mechanical lifting device to
assist removal of the tandem pump.
9
Remove the 2 rear mounting bolts by access through
the u-joint access panel and remove the front mounting
bracket. Remove tandem pump from the loader.
IMPORTANT
When making repairs to the hydraulic system, keep
the work area and parts clean. Use caps and plugs
on all open lines and ports.
C1885
C2068
Front mounting bolt
Front mounting bracket
WARNING
To prevent personal injury do not work under the
boom arms without the boom supports engaged.
CAUTION
To prevent possible personal injury, do not attempt
to lift heavy objects without assistance.
High pressure hoses
Tandem case drain hose
Lower mounting bolt
Access panel nuts
Pump mounting bolts
C4260
Access panel open
C4261