PLANAR
Edition 1
March 2016
Page. 7 of 29
Table2
Fault
Code
Description
Fault Cause
Recommended Solutions
10
Electric motor of
the air blower does
not develop the
necessary speed.
Increased friction in the
bearings or contact
between the impeller
and fan shroud in the
blower.
Faulty electric motor.
Check electric motor, if possible
correct the fault; replace air blower
if necessary (see item5.6).
11
Faultyair
temperature sensor
(intake) only for
PLANAR-8DM.
Mechanical fault.
Oxidation of contacts in
the block.
Check connecting wires.
Check sensor (item5.4).
12
Shut down,
overvoltage more
than 30V (for 24V)
or more than16V
(for12V).
Faulty voltage
regulator.
Faulty battery.
Check battery terminals and
wiring.
Check the battery, charge it
or replace if necessary.
15
Shut down,
low voltage,
less than20V(for
24V) or
less than10V (for
12V)
13
The heater does
not start - two
automatic start
attempts failed.
No fuel in the tank
Fill the fuel tank.
Fuel grade does not
match the operating
conditions at low
temperatures.
Replace fuel, see Operation Manual.
Insufficient supply of
fuel.
Eliminate fuel line leakage or
blockage. Check the performance of
the fuel pump, replace if necessary
(see item5.10).
Clogged exhaust duct or
combustion air intake.
Clean air intake or exhaust
duct of possible clogging.