13
TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
Table 4. TROUBLE-SHOOTING TABLE
Fault
Cause
Solution
1. Low temperature in
the boiler on which
the burner is installed.
Unable to reach
normal temperature
mode of 65° - 85° С
1.1. Inadequate sizing and/
or combination of heating
appliances
1.1. Immediately consult your
installer about the problem.
Mount the supplied filling and
drainage cock on the drainage
outlet Y.
2. Ejection of unburned
pellets
into
the
combustion chamber
of the boiler
2.1. Poor adjustment of the
fuel-to-air ratio from the burner
controller
2.1. Contact your installer. It
is necessary to set the burner
properly using gas analyzer
2.2. Utilization of low-quality
pellets (shorter than the
specified length)
2.2. Use only fuel which meets
the requirements specified in the
manual.
3. Formation of clinkers
and noncombustible
inclusions
inside
burner body.
3.1. Utilization of low-quality
pellets (with higher ash content)
3.1. Use only fuel which meets
the requirements specified in the
manual.
3.2. Low performance of the
automatic cleaning system
3.2. Increase turn-on frequency
of the automatic cleaning
system.
3.3. Improper setting of fuel-air
mixture
3.3. Adjust using gas analyzer
4. Smoke in the pellet
hopper
4.1. Poor chimney draught or
high internal resistance of the
boiler combustion chamber
4.1. Immediately consult your
installer about the problem.
4.2. Blockage
of
burner
combustion chamber due to
build-up of noncombustible
materials
4.2. It is necessary to clean the
burner combustion chamber
using brush
4.3. Improper setting of fuel-air
mixture
4.3. Adjust using gas analyzer
5. Unstable
flame
(photosensor detects
> 180 units at
maximum output)
5.1. Blockage
of
burner
combustion chamber due to
build-up of noncombustible
materials
5.1. It is necessary to clean the
burner combustion chamber
using brush
5.2. Dust on the photosensor
5.2. It is necessary to clean
the photosensor. Refer to
the manual for the cleaning
procedure.
5.3. Improper setting of fuel-air
mixture
5.3. Adjust using gas analyzer
6. Boiler
temperature
too high. Controller
failure
6.1. Grid power fluctuations
6.2. Power failure
It is mandatory to assure a
backup power generator of
corresponding rated power! (see
13.2)
