Troubleshooting - Kohler PRO 5.4 DES Owner's Manual

Repairing Minor Faults - MODYS Alarms and Faults
Color of
Pictograms
LED
Green
Red
Red
Red
Red
Red
Flashing
Red

Troubleshooting

Do not attempt to service or replace major engine components, or any items that require special
timing or adjustment procedures. This work should be performed by a Kohler portable dealer.
Possible Cause
Load connected to generating set
during start-up
Start and Stop control ON or OFF
Oil level too low
Unsuitable fuel
Fuel level too low
Fuel valve closed
Clogged fuel fi lter
Clogged air fi lter
Fuel supply blocked or leaking
Faulty starter battery
Blocked ventilation inlets
Circuit protectors not actuated
Faulty appliance supply cord
Faulty electrical sockets
Faulty alternator
Device connected or faulty cord
Overload
Battery Incorrectly Connected
Faulty MODYS Fuses (R)
38 590 01 Rev. B
Type of Fault
Plug preheating
preheating sequence
Engine Shutdown: abnormal
temperature
Battery or Problem with alternator
charging charge output or weak
alternator
Oil pressure or Shutdown: incorrect oil
low oil level pressure or low oil level
Non-starting fault unsuccessful starting
Shutdown: generator
Overspeed
Shutdown: insuffi cient
Speed too low
Engine Not
Starting/
Running
Abnormally
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KohlerPower.com
Issue
No issue: plug
engine temperature
battery
3 consecutive
attempts
rotation speed
excessive
generator rotation
speed
Problem
Engine
Stopped
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Possible Solution
–
Allow generator to cool
down and check air
cleaner and vents on
enclosure.
Contact a Kohler
portable dealer.
Allow generator to cool
down, top up and check
oil level.
Check that generator has
been started according to
recommendations in this
manual.
Contact a Kohler portable
dealer.
Contact a Kohler portable
dealer.
Tripping
No Electric
of Circuit
Current
Breaker
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EN
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