Glow-worm 30ci - Domestic Hot Water Heat Exchanger Replacement

Supplied By www.heating spares.co Tel. 0161 620 6677
55
4000123434-2
21 Spare parts
When ordering spare parts, quote the part number and description, stating the appliance model number and serial number from
the data label.
Short parts list
No. Description Part No. G.C. No.
1 Central heating thermistor 801935 E91-959
2 Fan 801860 E92-062
3 Air pressure switch 801862 E92-063
4 30ci Only Domestic water flow sensor 801910 E84-014
5 Printed circuit board - Main 801915 E91-904
6 Pump head (50W) 801857 E92-064
7 System water pressure sensor 801911 E83-997
8 Gas control valve (G20) 801891 E91-945
9 Gas control valve (G30) 801978 E92-058
10 Discharge safety valve 801904 E84-000
11 Overheat thermostat 801913 E91-949
12 Ignition electrode 801888 E91-917
13 Flame sense electrode 801887 E91-922
14 230V controls board 801923 E84-018
15 User interface PCB 802038 E94-797
16 Stepper motor (G20) 801892 E91-924
17 Stepper motor (G30) 801979 E92-059
18 Ignition unit 801936 E91-960
19 30ci Only Three way valve head 801912 E88-839
20 Three way valve cartridge 801903 E88-838
21 Heat exchanger 801853 E92-054
22 Burner/17 blades 801854 E92-057
SEAL
FRONT
CASING
PANEL
SEALED
CHAMBER
COVER
Diagram 20.25
10063
• Remove the front panel, refer to Section 17.3.
• Remove the sealed chamber cover, refer to Section 17.5.
• Remove the old seal, thoroughly clean the casing. Fit the new
seal, it is supplied to the correct length.
Note: Ensure the seal is fitted correctly giving an air tight seal.
20 Replacement of Parts