Ignition; Cooling - LIMBACH L 2400 EF Operating And Maintenance Manual

12.2.2 Ignition

Possible Cause:
Ignition module defective.
Ignition coil defective.
Spark plug defective.
Wrong spark plugs.
Ignition harness disengaged or damaged.
Connector on ignition coils mixed.
Wiring harness or connector loose or defec-
tive wire broken in wiring harness.
Ignition switch defective.
Fuse in MCU defective.

12.2.3 Cooling

Possible Cause:
Not enough coolant.
Coolant system leaking.
Coolant pump leaking, defective or drive belt
missing.
Insufficient or damaged baffling and/or cool-
ing system ducts.
Cooling air inlet disturbance (missing spin-
ner, cross section too small).
Fresh air and heating system ducts defec-
tive.
Cooling air outlet disturbance (Cross
section too small or cowlflap does not
open sufficiently).
Edition: 20.06.2018
Operating Manual
L 2400 EF/DF/ET/DT/DX/DS
Remedy:
Check ignition module, replace if necessary.
Check ignition coil, replace if necessary.
Replace spark plug.
Use specified spark plugs.
Fasten ignition lead(s) or replace.
Check markings, change over if necessary.
Check wiring harness and connectors, repair
if necessary.
Check wiring and switch and replace as
necessary.
Replace fuse, determine cause (short cir-
cuit) and repair.
Remedy:
Fill coolant up to "MAX" marking, check for
cause and repair if necessary.
Seal cooling system.
Check coolant pump, replace if necessary
or install drive belt.
Repair or complete baffling and ducts. Seal
leakages.
Install spinner, check air inlets in cowling for
foreign objects.
Replace ducts.
Increase air outlet in cowling.
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