Kohler SDMO PRO 3000 E C5 - Troubleshooting Minor Faults; APM202 Faults and Alarms; Fault Diagnosis Guide

1664_EN.docx 2021-07-01
Section 7. Repairing minor faults
7.1 APM202 faults and alarms
Pictograms
Colour of
the LED
Type of fault
Issue
Possible solution
Red
Overspeed
Shutdown: generating set rotation
speed excessive
Contact one of our agents.
Flashing
red
Speed too low
Shutdown: insufficient generating
set rotation speed
Contact one of our agents.
Red
Fail to start
3 or 6 unsuccessful attempts
(depending on the engine type) in
succession
Check that the generating set has
been started according to the
recommendations in this manual.
Red
Oil pressure or low oil
level
Shutdown: incorrect oil pressure or
low oil level
Allow the generating set to cool
down, top up and check the oil
level.
Red
Battery or charging
alternator
Problem with the alternator charge
output or weak battery
Contact one of our agents.
Red
Engine temperature
Shutdown: abnormal engine
temperature
Allow the generating set to cool
down and check the air filter and
vents on the enclosure.
Flashing
green
Glow plug preheating
or choke
No issue: choke or plug preheating
sequence
-
7.2 Diagnostics for minor faults
The generating set…
Check that:
Solutions to be applied:
Does not start
The checks before starting
have been performed.
NO
Perform the checks.
YES
The emergency stop button is activated
NO
Reset the emergency stop button and
switch the APM202 ON/OFF.
YES
The battery is correctly connected
and charged.
NO
Install the battery; replace it with a new
battery if necessary.
YES
The fuel tap is open.
NO
Open the fuel tap.
YES
Fuel is circulating throughout the
circuit.
NO
Reprime the fuel circuit by pressing the
button on the fuel supply pump.
YES
The devices to be used have not been
connected prior to starting.
NO
Disconnect the devices then try to restart
the generating set
YES
The APM202 fuses are not faulty (the
indicator lights come on).
NO
Have the generating set checked by one of
our agents.
YES
Stops
The oil level is correct.
NO
Top up with oil.
YES
The fuel level is correct.
NO
Fill up with fuel.
YES
Does not function normally
(noise, smoke, etc.)
Maintenance has been correctly
performed on the generating set
components.
NO
Perform maintenance on the generating
set in accordance with the
recommendations
YES
Have the generating set checked by
one of our agents.
Does not supply electrical
current
Tripped circuit breaker(s).
NO
Check the capacity of the generating set
and press the circuit breakers.
YES
The connected devices and their power
cords are not faulty.
NO
Try with another device and another power
cord.
YES
Have the generating set checked by
one of our agents.
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