operators_manual

• Battery box mounting bolt –
torque
Crankshaft - Vibration Damper
Maintenance checks for the engine
crankshaft.
Perform these maintenance procedures
according to the Preventative Maintenance
Schedule.
1. If equipped with a rubber-type
crankshaft damper, perform the
following checks of vibration damper:
• Inspect for cracks, nicks, leakage
• Check fastener torque
Engine Mounting Bolts
Maintenance guidelines for engine
mounting bolts.
Perform these maintenance procedures
according to the Preventative Maintenance
Schedule. Check for the following:
1. Inspect both mount and leg
fasteners. Check for loose or broken
bolts. Replace as necessary.
2. Check mount and leg for fractures,
breaks or deformation. Replace as
necessary.
3. Check for complete insertion of motor
mount. Replace as necessary.
CAUTION
DO NOT re-torque or reuse ex-
isting flange head bolts. These
bolts are factory set to the speci-
fied torque. If bolts are loose or
damaged, they must be replaced
with the new bolts. Failure to
comply may result in equipment
or property damage.
Engine Identification
PX Engine EPA Label
EPA label location and label information.
The EPA label provides important details
about the engine. This label is located on
top of the engine valve cover (PX-7) or on
the front timing gear cover (PX-9). The
engine EPA label must not be changed
unless approved by PACCAR.
PX-7 EPA Label Location
Catalyst No.
Engine Identification
The engine dataplate contains information
specific to that engine. The engine serial
number (ESN) and control parts list (CPL)
provide information for service and
ordering parts.
ENGINE MAINTENANCE - Engine Identification
72 Y53-1183-1E1 (04/16/18)
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