Alamo Interstater 803213C Operator's Manual page 172

POSSIBLE TROUBLE
System will not operate in
either direction.
System noisy.
Sluggish response to
acceleration
INTERSTATER 03/09
© 2009 Alamo Group Inc.
MAINTENANCE
CAUSES
Oil supply low.
Oil Filter clogged.
Oil too heavy.
Drive Coupling broken.
Air in system due to low oil level.
Loose Suction Line.
Clogged Suction Filter.
Internal Pump or Motor damage.
Air in system.
Internal Pump or Motor wear
or damage.
Maintenance Section 5-18
REMEDIES
Check oil level and fill.
Replace Filter Element.
Use proper viscosity oil.
Inspect Coupling for sheared Spline
Spline or Key.
Fill in reservoir to sight glass.
Tighten Fittings.
Replace Filter Element.
Disassemble, inspect, and repair.
See Step 1A, 1B, 1C, 2B
Disassemble, inspect, and repair.