• 3-Way Valve Motor
Subject
Descrip
�
on
Part’s Function
Used to f orward the water to the central heating and domestic water circuits.
Impact in Case of Malfunction
1- The boiler stays only in the central heating state or only in the domestic water state.
2- The radiator cores may heat up while in the summer mode.
3- The motor may produce noise while the motorized valve position is changing.
4- It may lead to overheating.
Main Associated Error
Codes
E03, F07
Error Diagnostics and Test
Method
Visual Inspection:
1- Ensure that the cable connections are properly done and undamaged.
2- Check that the connectors on the 3-way motor are properly mounted.
3- Measure the voltage (for central heating and domestic water positions).
4- Check the position.
Maintenance Requirement
There is no special maintenance requirement.
Test Descrip
�
on
Test Method
3
-way Motorized Valve Voltage
and Position Check (Central
Heating)
Measure the voltage on the motorized valve connector at the part between A-B in the central
heating mode while the device is plugged in. Ensure the value is in the 215-240 VAC range.
The motorized valve shaft should be at the end.
C
Table 2
4
75
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: ......
