Benchmark i-mini 30 Installation And Servicing page 49

62 CH WAteR PReSSURe SenSoR RePlACeMent
1. Refer to Frame 40.
2. Drain the boiler. Refer to frame 54.
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. Refill the boiler.
8. Check operation of the boiler. Refer to Frames 29 & 30.
63 DHW FILTER & DHW FLOW REGuLATOR CLEANING / REPLACEMENT
1. Refer to Frame 40.
2. Isolate the DHW supply.
3. Turn the housing anti clockwise and
pull forward to remove the cartridge. Be
aware of water spillage.
4. Using a pair of pliers, pull out the plastic
filter/flow regulator.
5. Clean or replace filter as necessary.
6. Reassemble in reverse order.
7. Re-instate the DHW supply and check for
leaks.
8. Check operation of the boiler. Refer to
Frames 29 & 30.
64 floW tHeRMiStoR RePlACeMent
1. Refer to Frame 40.
2. Drain down the boiler. Refer to Frame 54.
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 the reverse order.
7. Refill the boiler.
8. Check the operation of the boiler. Refer to Frames 29 & 30.
i-mini -
Installation and Servicing
SERVICING
4
5
3
4
3
4
3
49