Removal And Repair Of Gearbox And Oil Pump - Santana PS-10 Service Manual

25
26
27
G
E
F
26
25
22
Removal and repair of gear box and oil pump
NOTE:
Clean thoroughly removed components , left overs from
gaskets and sealant.
CAUTION:
Clean using pressurized air oil flow conductions,
linkages, filter support, heat exchanger support and
the heat exchanger itself.
D
Installation of gears
1) Install gear (25) and axle (26) of oil pump, using a hydraulic
press (D).
For this task, heat gear (25) and cool axle (26), the difference
of temperatures between both pieces being some ~270° C.
Once done, control height between upper plane of gear (25)
and external plane of gear (27) (end of axle (26)).
Height between external plane of gear (25) and (27):
88 - 0,2 mm
2) Check torque of resistance to rotation between gear (25)
and axle (26) of oil pump, as follows:
H
• Fit tool (E) ref. 790974 to avoid turnings at the gear (25).
• Draw two reference signals (F) aligned on gear (25) and on
• Apply specified tightening torque on axle (26), using
G
• Ensure that signals (F) keep perfectly aligned after applying
Torque of resistance between gear (25) and axle (26):
6,4 Kg-m (64 Nm)
3) Install axle and driven gear (22) of oil pump.
axle (26).
dynamometric key (G) and tool (H) ref. 790974.
the specified torque.
ENGINE REPAIR 6A-73