Glow-worm Ultracom2 cxi - Manual (Page 50)

0020112601_02 - 10/12 - Glow-worm
- 48 -
MAINTENANCE
19.4 Hydraulic block
13
12
11
10
9
8
7
6
5
4
2
3
28
27
26 25
24
23
22
21
20
19
18 17
16
15
14
1
29
Key
1 Three-way valve electrical plug
2 Three-way valve retaining screws
3 Three-way valve
4 flow sensor electrical plug
5 flow sensor
6 Safety Discharge Valve retaining clip
7 Safety Discharge Valve discharge pipe
8 Safety Discharge Valve
9 Plate-to-plate heat exchanger retaining arm
10 Plate-to-plate heat exchanger retaining screws
11 Heating flow pipe retaining clip
12 Heating flow pipe
13 Heating return pipe
14 Plate-to-plate heat exchanger
15 Low water pressure sensor connector
16 Low water pressure sensor
17 Low water pressure sensor retaining clip
18 Heating return pipe retaining clip
19 Expansion vessel pipe
20 Automatic air vent
21 Pump housing
22 Pump housing retaining clip
23 bypass retaining clip
24 bypass screw
25 Pump head earth lead
26 Pump head connector
27 Pump head retaining screws
28 Pump head
29 Automatic air vent retaining clip