F13 Portable Power Unit
Greenlee / A Textron Company
4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070
10
Troubleshooting
(cont’d)
Problem
Probable Cause
Probable Remedy
Engine does not start.
No fuel in tank.
Fill fuel tank.
Low engine oil level.
Check engine oil level.
Fill to FULL mark.
Flow ON/OFF handle in the ON
position.
Move handle to the OFF position.
Electrical short, broken wire, or
loose connection.
Check wires and connections.
Repair or replace.
Refer to the Engine Owner’s Manual.
Engine lacks power, runs rough,
backfires, etc.
Refer to the Engine Owner’s Manual.
Tool used with power unit is
inoperative.
Flow ON/OFF valve in the OFF
position.
Move flow ON/OFF valve to ON
position.
Tool is a closed-center system type.
Use only open-center system tools.
No hydraulic fluid in system or fluid
level low.
Check fluid level. Fill to FULL mark.
Check system for leaks.
Incorrect hydraulic fluid viscosity.
Use fluid viscosity recommended.
Refer to “Recommended Hydraulic
Fluids.”
Hydraulic filter needs service.
Replace hydraulic filter.
Power unit components (pump,
valve, etc.) worn or damaged.
Repair or replace components.
Engine output insufficient. Engine
needs adjustment, tune-up, etc.
Refer to the Engine Owner’s Manual.
