IDEAL LOGIC CODE COMBI ESP1 33 - Ch Water Pressure Switch Replacement; Flow Thermistor Replacement

52
Installation and Servicing
SECTION 3 - SERVICING
3.30 FLOW THERMISTOR REPLACEMENT
3.29 CH WATER PRESSURE SWITCH REPLACEMENT
1. Refer to Section 3.8.
2. Drain the boiler. Refer to Section 3.21.
3. Pull off the two electrical connections.
4. Using a suitable tool, pull out the metal retaining clip.
5. Carefully withdraw the pressure switch.
6. Fit the new pressure switch and re-assemble in reverse order.
7. Rell the boiler.
8. Check operation of the boiler. Refer to Sections 2.22 & 2.23.
3
4
5
1. Refer to Section 3.8.
2. Drain down the boiler. Refer to Section 3.21.
3. Unplug the electrical lead.
4. Unscrew the thermistor (to facilitate removal a
13mm socket spanner should be used).
5. Fit the new thermistor using the sealing
washer provided.
6. Reassemble in reverse order.
7. Rell the boiler. Refer to Section 2.15.
8. Check the operation of the boiler. Refer to
Sections 2.22 & 2.23.
4
3
SERVICING