Maintenance - 72 SK900 Operator’s Manual
Procedures
Fluid, Hydraulic
Check before startup and every 10 hours. Change
every 600 hours.
Check Level
1. Check level at sight glass (2).
2. Add THF at fill (1) as needed to keep level at halfway point on sight glass.
Change Fluid
1. Remove plug (3) to drain.
2. Install plug.
3. Add THF at fill to keep level at halfway point on sight glass.
NOTICE: Change every 250 hours if jobsite
temperature exceeds 100°F (38°C) more than
50% of the time.
IMPORTANT: Ensure cylinders are fully
retracted.
1
3
2
t53om022w20.eps
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