Water Connections, Vented - A.O. Smith ADM - 115 Installation & Service Manual

3
3.6 Water connections,
Vented
3.6.1
3.6.2
3.6.3
3.6.4
22
Installation
Warning
The installation should be carried out by an authorised installation engineer,
in compliance with general and local regulations
Cold water side
See (A) in the installation diagram
1. Fit an approved stop valve (4) on the cold water side between the cold water
head tank (18) and the appliance, as required by
regulations (1.3 "Regulations").
Recirculation pipe
You can install a top to bottom circulation pump to prevent water stacking in the
boiler.
1. Optional: depending on the draw-off pattern, fit a recirculation pipe (Ø 22
mm), a stop valve (11) and a top to bottom circulation pump (7).
2. Fit a non-return valve (5).
3. Fit a stop valve (11).
Hot water side
See (B) in the installation diagram
Note
Insulating long hot water pipes prevents unnecessary energy loss.
1. Fit the T&P valve (3).
2. Optional: fit a temperature gauge (12) so you can check the temperature of
the tap water.
3. Fit a stop valve (4) in the hot water outlet pipe, for use when servicing.
4. If a circulation pipe is required, continue further by installing the circulation
pipe (3.6.5 "Circulation
Drain valve
1. Fit the standard drain valve (9) supplied with the appliance.
2. If applicable, fit a circulation pipe
If not, fit the blind threaded plug and gasket (C) supplied with the drain valve,
as shown in the figure.
C
IMD-0122 R1
(1.3 "Regulations").
(3.5 "Installation diagram").
(3.5 "Installation diagram").
pipe").
(3.6.5 "Circulation
Instruction manual ADM
is
pipe").