• Water Pressure Sensor
Subject
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Part’s Function
1- The component that measures the water pressure in the central heating circuit.
Impact in Case of Malfunction
1- The device gives a low or high water pressure error.
2- The user sees a different water pressure value than the actual value.
3- The user may not see an increase in the pressur e even after filling the system with water.
Main Associated Error
Codes
F37, F40, F47
Error Diagnostics and Test
Method
Visual Inspection and Testing:
1- Ensure that the cable connections are properly done and undamaged.
2- Check whether the inlet hole of the water pressure sensor is blocked
3- Measure the voltage.
Maintenance Requirement
There is no special maintenance requirement.
Test Descrip
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Test Method
Water Pressure Sensor
When the device is connected to power, remove the electrical connector on water the
pressure sensor and measure the DC voltage between the "IN"-"GND" ends as shown below.
Ensure the value is in the 4.9-5.1 VDC range.
Table 2
3
74
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: ......
