• Gas Valve
Subject
De
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ni
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on
Part’s Function
1-
Adjusts the amount of gas required for combustion and transmits it to the venturi.
Impact in Case of
Malfunction
1
-
The boiler does not burn.
2-
Gas regulation does not work properly.
Main Associated Error
Codes
E01,E02, E08, E12, E21, E82
Error Diagnostics and Test
Method
Visual Inspection and Testing:
1- Ensure that the cable connections are properly done and undamaged.
2- Check the resistance.
3- Measure the voltage.
Maintenance Requirement
There is no special maintenance requirement.
Test Descrip
�
on
Test Method
Gas Valve Resistance
Measurement
Disconnect the device from power. Measure the resistance between the gas valve connector
pins. Ensure the resistance is between 110 -120 ohm.
Gas Valve Supply Voltage
Measurement
Disconnect the device from power. Remove the gas valve connector. Connect the device to
power. When the device attempts ignition, check whether the resistance at the connector
ends from the electronic card is in the range of 23-25 V.
Table 1
5
66
Summary of Contents for CONFEO PREMIX P 14 HM
Page 1: ...SERVICE MANUAL CONFEO PREMIX CONDENSING BOILER CONFEO PREMIX P 14 20 24 28 30 35 HM HCH HST...
Page 24: ...12 ELECTRICAL DIAGRAM Figure 15 24...
Page 34: ...Low Voltage Removing installing the pump cable FAN PWM CABLE Figure 39 Figure 40 34...
Page 52: ...Figure 76 Figure 77 52...
Page 83: ......