Service - 90 XT855 Operator’s Manual
400 Hour
CMW
400 Hour
Replace Fuel Filter
Replace fuel filter every 400 hours.
1. Remove filter.
2. Remove old filter element and replace with a
new one.
3. Apply a thin layer of fuel over the gasket and
hand-tighten.
4. Air bleed the injection pump. (See engine
operator’s manual.)
1000 Hour
Change Hydraulic Fluid and Filter
Drain (3) hydraulic fluid and change filter (4)
every 1000 hours. Add THF at fill (1) until oil level
is at halfway point on sight glass (2). Change
fluid and filter every 500 hours if jobsite
temperature exceeds 100°F (38°C) more than
50% of the time.
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