I-86
G-084383_EN • 03
A
dditionAl
i
nformAtion
for
the
i
nstAller
Problem
Cause(s)
Solution(s)
Burner does not start after receiving
signal from boiler controller
Gas valve malfunction
Fan malfunction
Ignition/ionization electrode mal-
function
1. Check wiring connections
2. Check components
Combustion chamber gets dirty
Wrong combustion settings
Check the values with a gas analyser and
readjust as required.
Boiler does not reach working temper-
ature
Boiler controller
1. Adjust temperature setpoint.
2. Check controller operation.
3. Replace controller.
Poor heat transfer
Clean combustion chamber
Insuffi cient burner power
Check combustion settings
Dirty burner
Clean burner
Wrong chimney pressure drop
Check chimney pressure drop
Temperature too high compared to
setpoint
Boiler controller malfunction
1. Check temperature setpoint.
2. Check controller operation.
3. Check position of temperature sensors.
Heat exchanger reaches temperature
setpoint but radiators are cold
Radiator valves closed
Open radiator valves
Air in the system
Bleed the air present in the heating system
Circulating pump malfunction
1. Check if circulating pump is running
2. Check pump wiring connection and
continuity.
3. Reset pump
4. Check if there is voltage at the pump. If
there is, replace the pump.
Safety valve opens frequently
System safety valve
Check pressure rating of the safety valve
(suitable to the system pressure).
Pressure in the heating system
Check the pressure in the system (max. 6
bar).
Expansion tank
Check the expansion tank size and opera-
tion.
Summary of Contents for COILMASTER 100
Page 69: ...3 5 2 1 Fig 22 CM 100 120 Removing and Installing the Burner I 69 G 084383_EN 03 Maintenance...
Page 92: ...I 92 G 084383_EN 03 Declaration of Conformity...
Page 93: ...I 93 G 084383_EN 03 NOTES...
Page 94: ...www myaic eu AIC Europe B V Graafschap Hornelaan 163A NL 6001 AC Weert The Netherlands...
