Potterton Promax Store 24 Installation And Service Manual page 23

Expansion Vessel
Support Bracket
Nut &
Washer
Expansion Vessel Support Strap
Check Valve
CH Flow
Gas
CH Return
Floor
© Baxi Heating UK Ltd 2015
Wall Bolts & Plugs
Threaded Washer
Rod
Nut
Promax Store
RWC
Double
Pipework shown as this
NOT SUPPLIED
300mm
22mm
Tundish
300mm
Minimum
Ø240mm
Secondary
Expansion
Vessel
22mm
15mm
Stop
Valve
22mm 22mm
Combination
Valve
Expansion Relief
Valve (8.0 bar)
15mm
If possible mount above the storage
cylinder for ease of servicing
22mm Discharge Pipe
Important
Do Not fit any valve in-line
between the storage cylinder
and the Inlet Control Group or
between cylinder and an
independent relief valve
Schematic ONLY:
Discharge Pipes can
be combined as shown
Balanced
Cold Feed
To Shower
DHW
Mains
Cold Inlet
and cold
feed to
kitchen
tap.
Fig. 11
23