1
APPlIANCE DESCRIPTIoN
1.1
overview
The model and serial number of the boiler
are printed on bottom right side.
Fig. 1.1
1 Case front panel
2 Control panel
3 Control panel cover
1.2
Control panel
4 C.h. circuit temperature and pressure
gauge
5 Time switch (c.h. control)
6 Lock-out signal lamp
7 Lockout reset button
10
9
Fig. 1.3
- 8 -
APPlIANCE DESCRIPTIoN
1
2
3
8
7 6
8 Function selector and c.h. temp. control
knob
9 D.h.w. temperature control knob
10 Appliance operation lights
1.3
Isolation valves
Provide for the installation
of a stop valve on the D.c.w.
inlet pipe.
16 15
14 13
Fig. 1.2
11 Condensate drain pipe
12 C.h. return valve
13 D.c.w. inlet valve
14 Gas inlet valve
15 D.h.w. outlet pipe
16 C.h. flow valve
5
11
12
4