AIC TEXAS 230, Руководство по установке и обслуживанию

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I-85
H-093630_EN • 00
A
dditionAl
i
nformAtion for the
i
nstAller
Problem Cause(s) Solution(s)
Burner does not start after receiving
signal from appliance 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.
Appliance does not reach working
temperature
Appliance 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
Appliance controller malfunction
1. Check temperature setpoint.
2. Check controller operation.
3. Check position of temperature sensors.
Heat exchanger reaches temperature
setpoint but water fl owing out is cold
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 water circuit
Check the pressure in the system (max. 6
bar).
Expansion tank
Check the expansion tank size and opera-
tion.
Maintenance Messages
Code Meaning Action
1 Number of burner hours run exceeded
Contact Maintenance service 2 Number of burner starts exceeded
3 Maintenance interval exceeded