SUBSECTION 4A
ENGINES
8. Disconnect the propeller shafts from
GENERAL
the torque converter and the pump
drive.
The information contained in this section
is limited to troubleshooting, removaI,
and installation of the engine.
9. Make a thorough visual inspection of
the engine and engine compartment to be
sure all necessary electrical, mechanical,
fuel and hydraulic lines have been dis-
TROUBLESHOOTING
connected and are out of the way to allow
removal of the engine.
A trouble shooting chart and procedures
at the end of this subsection lists some
10. Attach suitable lifting slings to the
of the difficulties which may be experi-
enced with the engine and associated
engine.
systems.
11. Remove the nuts, washers and cap-
screws from the engine mountings at the
corners of the engine.
Slowly lift the
E N G I N E (51U70)
engine and torque converter out of the
REMOVAL.
m a c h i n e as a unit.
If it is determined that the
engine
must be
removed from the
machine, proceed as follows:
12. Inspect the mountings and replace
them if necessary.
1. Lower the boom to the ground and pin
the upper spreader to the boom base.
REPAIRS AND ADJUSTMENTS.
Engine
repairs and adjustments are covered in
Lower the high gantry to the travel posi-
tion and unreeve the boom hoist lines.
S e c t i o n Xl of this manual.
Remove the high gantry.
INSTALLATION.
To install an engine in
2. Disconnect and remove the exhaust
t h i s machine, proceed as follows:
system from the exhaust manifold.
1. Make a thorough inspection of the
en-
gine compartment to be sure that all
wir-
3. Remove all sheet metal over the engine
ing, fuel, water, h y d r a u l i c l i n e s
and
and torque converter.
mechanical linkages are clear of the
en-
gine mountings and frame.
4. Disconnect the battery ground cable.
2. Lift the engine into the engine com-
5. Drain the engine oil and coolant.
partment using a suitable sling attached
to the engine.
6. Disconnect and remove the radiator.
3. Tighten the engine mounting bolts,
7. Disconnect and tag mechanical con-
lockwashers and nuts.
trols
(engine
throttle
cable,
clutch
cable,
etc.),
fuel
lines
and
all
electrical
4. Connect the propeller shafts to the
wiring to the engine. Cap all fuel and
torque converter and to the pump drive.
hydraulic lines to prevent entry of con-
Disconnect all hydraulic lines
taminants.
from the torque converter.
Subsection 4A
