98
TK 56702-1-OP-EN
Pre-
trip
2,000
Hour-
s
An-
nual/
3,000
Hour-
s
Inspect/Service These Items
—
Adjust engine valve clearance every 1,000 hours.
—
Replace fuel return lines between fuel injection nozzles every
10,000 hours or sooner, as required.
—
Change ELC (red) engine coolant every 8 years or 15,000
hours. Units equipped with ELC have an ELC nameplate on
the expansion tank.
Electrical
•
Check controller for alarms.
•
Run pretrip test.
•
Check battery voltage.
•
Inspect battery terminals and electrolyte level.
•
Tighten all electrical connections (where applicable) and
inspect all harnesses, wires and terminals for damage or
corrosion. If corrosion is present, clean terminals with
electrical contact cleaner.
•
Inspect alternator bearings and brushes.*
•
Inspect electric motor bearings (Model 50).*
* With belt removed, spin bearings by hand. Listen for noise (bearings roll freely).
Refrigeration
•
•
Check refrigerant level.
•
Check compressor oil level.
•
Check discharge and suction pressures.
•
Check compressor efficiency.
—
Replace dehydrator and compressor oil filter only when the
refrigeration system is opened for repair.
Structural
•
•
Visually inspect unit for fluid leaks.
•
•
Visually inspect unit for damaged, loose or broken parts
(includes air ducts and bulkheads).
