Service manual

ENGINE REASSEMBLY
28. Install the thermostat and thermostat housing.
a. Inspect the thermostat housing and the housing gasket.
Apply some sealant to the gasket when reassembling.
b. Install the temperature switch and sendor and
recon-
nect their wires.
c. Install a new thermostat and gasket (the old thermostat
can become a spare). When installing the
new thermo-
stat and gasket, apply a thin coat of sealant
to both
sides of the gasket.
d. The thermostat can be checked for proper operation by
placing it in a pan of cold water and then raising the
temperature of the water to a boil. The thermostat
should open noticeably (with travel
on the order of
1/4 in - 112 in) and be fully opened when the water
is boiling.
THERMOSTAT
HOUSING'
THERMOSTAT
~
71C
WATER TEMP ...........
SENDER "-
AIR BLEED PETCOCK
" \...:;;~:::--'-"~
29. Install the coolant pump assembly.
Tightening Torque
71B/71C 1.6-2.3 m-kg (12 -17ft-lb)
A complete breakdown of the COOlANT
PUMP ASSEMBLY is covered on another page
in this manual.
30. Adjust the injection timing.
See INJECTION TIMING.
31. Mount the oil filter bracket and install a new filter.
When installing the new filter apply a thin coat of clean
engine oil
to the rubber gasket. Tighten by hand.
32. Mount the front engine mounting bracket.
Tightening Torque
71 B/71 C 4.6 - 6.8 m-kg (33 - 49 ft-lb)
33. Install the intake manifold.
Tightening Torque
71B/71C 1.6-2.4 m-kg (11.6 -I7.4ft-lb)
34. Mount the fuel filter assembly.
MANIFOLD ASSEMBLY
718
35. Install the fuel injection nozzles. Install the fuel
overflow pipe. Use new sealing washers throughout, in the
same order
as were the old washers.
Injection Nozzle Hold Down Nuts Torque
71 B 1.6 - 2.4 m-kg (11.6 -17.4 ft-lb)
Injector Tightening Torque
71C 6.0 - 7.0 m-kg (43 - 51 ft-lb)
See FUEL INJECTORS
36. Install the glow plugs and connectors. Use
anti-seize compound on the threads.
Glow Plug Tightening Torque
71B/71C 1.0 -1.5 m-kg (7.2 -IO.8ft-lb)
To test the glow plugs, see GLOW PLUGS
37. Mount the rocker arm cover and crankcase
vent hose.
Rocker Arm Cover Tightening Torque
71 B/71 C 0.25 - 0.40 m-kg (1.8 - 2.9 ft-lb)
38. Connect the fuel line to the engine mounted
fuel filter and the line to the injection pump. Use new
sealing washers.
39. Connect the high pressure injector lines from
the injection pump
to injectors. Reinstall the
line clamp.
TorqueAttaching Nuts
71B/71C 2.5 - 3.0 m-kg (18 - 22ft-lb)
40. Install the bellhousing.
41. Install the air intake silencer.
42. Mount the engine heat exchanger and engine oil
cooler on the flywheel bellhousing.
The heat exchanger should be serviced at engine overhaul.
Refer to HEAT EXCHANGER.
'''''WEBJERBEICE
I Engines & Generators
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