Genie RL4 Vertical Mast Service Manual page 76

Service Manual
Diagnostics
Problem
Mast will not rise to the
operating position
Engine will not turn over
Engine overheats
Engine runs but produces a
dense smoke
66
Possible Cause
Faulty cable or pulley
Faulty winch
No power
Faulty starter
Faulty starter switch
Low coolant level
Radiator blocked
Radiator or cooling system clogged or
corroded
Fan or radiator cap faulty
Thermostat faulty
Head gasket faulty
Fan belt is loose
Unsuitable fuel used
Crankcase oil level is too high
Low compression
Injector nozzle faulty
Combustion incomplete due to faulty timing,
poor valve adjustment or poor compression
RL4 Vertical Mast
August 2015
Solution
Inspect and repair as needed.
Inspect and repair as needed.
Inspect and repair battery cables and
connections as needed. Inspect and
charge or replace battery as needed.
Inspect and replace fuse.
Inspect and repair as needed
Inspect and repair switch and/or
switch wiring as needed
Top off radiator and coolant overflow
tank with correct coolant mixture per
engine operator's manual.
Clear the radiator fins.
Inspect and repair as needed.
Inspect and repair as needed.
Inspect and repair as needed.
Inspect and repair as needed.
Tighten or replace fan belt.
Drain fuel system and replace with
specified fuel.
Drain oil to the proper level.
Inspect for broken/seized piston rings
or inspect valve clearance.
Replace injector.
Inspect and repair as needed.
Part No. 1266665