Check operation of
windshield washer and
wiper.
Check all
lights and turn signals
for proper
operation.
Check operation of heater and defroster.
Observe
oil pressure gage
with engine running at
operating temperature and speed. Minimum oil
pressure is 10 to 30 psi (69 to 207 kPa).
Observe
voltmeter
indication of alternator out-
put. Proper output is approximately 14 V. with
engine running at 2000 RPM.
CHECKS AFTER STARTING ENGINE
(To be performed at beginning of each work shift)
Complete all required maintenance before driving
Observe
water temperature gage
. Proper
operating temperature is approximately 140/200°F.
(60/93
o
C.).
Observe
tachometer
response to changes in
engine speed.
Observe
low air warning light.
Light should
continue to glow until brake system pressure
reaches approximately 60 psi (414 kPa).
Do not
release parking brake or move carrier
while
low air warning light is still glowing.
Observe
air pressure gages.
Proper brake
system pressure is 125 psi (862 kPa).
d. Rotation of any wheel during step c. indicates
brake failure on that wheel. Have any failure
corrected before driving the unit.
Check operation of steering while moving slowly
in first gear. Be alert for any increase in effort
needed to turn wheels and any unusual steering
response to normal steering effort.
Check operation of horn and travel and back-up
alarm and any other signal devices.
Check condition of seat belt and
be certain to
fasten seat belt when traveling.
PLAN YOUR TRIP
Plan a safe route to your destination.
Ask your supervisor about permit requirements.
Check on load & clearance limits along your route.
Dimensions for your unit are shown below:
Height – varies depending on attachment – measure unit to be sure.
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8'(2.44m)
Ground Clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . 10" (254 mm)
Weight – varies depending on options – weigh unit to be sure.
CHECKS BEFORE DRIVING
(To be performed at beginning of each work shift)
Complete all required maintenance before driving.
1.
2.
3.
4.
5.
Check operation of brakes by performing the
following procedure:
a. Position unit on level surface and apply digging
brake. Unlock differential lock and inter-axle
differential.
b. Position boom over rear of chassis and imbed
bucket in ground or against a solid object.
c. Apply down pressure with boom and pull and
push with boom while helper watches for
rotation of each wheel.
6.
7.
8.
9.
1.
2.
3.
4.
1.
2.
3.
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