25
Maintenance Inspection Schedule
Pretrip 1,200
Hours
2,000
Hours
Annual/
3,000
Hours
Inspect/Service These Items
Microprocessor
• Run pretrip test (see “Pretrip Test” in the Operating Manual).
Engine
• Check fuel supply.
• • Check engine oil level.
• • Check engine coolant (check gauges screen on HMI)
CAUTION: Do not remove radiator cap while coolant is hot
(should display “ok”).
• • Inspect belts for condition and proper tension.
• • Check engine oil pressure hot, on high speed (should display “OK”).
••••Listen for unusual noises, vibrations, etc.
• Dry air cleaner. Replace air cleaner element at 2,000 hours or 1 year
(whichever occurs first)
• Check air cleaner hose for damage.
• Clean and service crankcase breather (TK 3.95 engine only).
• Change EMI 2000 (black) fuel filter.
• Inspect and clean electric fuel pump filter.
• Drain water from fuel tank and check vent.
• Check and adjust engine speeds (high and low speed).
• Check condition of engine mounts.
• Maintain year round antifreeze protection at –30 F (–34 C).
— Change green engine coolant every 2 years.
— Change ELC (red) engine coolant every 5 years or 12,000 hours.
Units equipped with ELC have an ELC nameplate on the expansion
tank.
Engine Oil Change Intervals (see below)
NOTE: Change engine oil and filter (hot).
NOTE: The 1,200 hour maintenance interval may be
extended to 2,000 hours or 1 year (whichever occurs first)
when equipped with EMI fuel filter and EMI bypass oil filter.
• Oil change interval with API classification CI-4 (or better) mineral oil
or synthetic oil (ACEA Rating E3 or better for Europe).
• Oil change interval with API classification CI-4 (or better) mineral oil
or synthetic oil, and EMI 2000 bypass oil filter (ACEA Rating E3 or
better for Europe).
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