6
Standard Height Frame & Header Kits
3.6 BOILER CONNECTION KITS
The connection kit contains the following components:
1. Boiler return leg complete with isolating valve, pump,
non return valve, drain cock and fibre seals.
2. Boiler flow leg complete with isolating valve, pressure
relief valve and fibre seals.
3. Header blanking flanges, fasteners and gaskets
4. Mixing header fasteners and gasket
LEGEND
1. 1
1
/
4
" X
3
/
4
" X 1
1
/
4
" Tee
2. Close taper nipple
3. Safety relief valve 3 bar
4. Isolation valve
5. 1
1
/
4
" X
1
/
2
" X 1
1
/
4
" Tee
6. Drain cock
7. Pump union
8. Non return valve
9. Isolation Valve
10. Pump inc. gaskets
11. Boiler return flexible connection from header
12. Boiler flow flexible connection from header
13. 1
1
/
4
" taper male to 1
1
/
4
" parallel hex adapter
14. 1
1
/
4
" male hex nipple
Gas Connection:
Conical Adapter, Flexi-hose
3.7 FREE-STANDING FRAMES
If boilers in cascade are positioned in-line the installer has the option to either wall mount the boilers or mount boilers on optional frame
kits available. If mounting in-line product on frames, optional frame kit UIN 206970 must be specified in the correct quantity, one frame
kit for each boiler installed in cascade for in-line and back to back.
3.8 INSTALLATION AREA AND DIMENSIONS
Care must be taken to ensure adequate access for boiler / cascade system installation and servicing.
A minimum of 450mm clearance must be provided from the front of the installed boilers in cascade to facilitate boiler servicing.
Additional clearance must also be considered in the event of boiler replacement.
Consideration to connecting heating flow and return pipework, gas supply and condensate drainage must be given. Routing of the
condensate drain must be made to allow a minimum fall of 1 in 20 away from the installed boilers in cascade, throughout its length.
Adequate room above the boilers must be provided to install and service the boiler flue system. Further information with respect to flue
and condensate drain connection is provided in the installation and servicing instructions provided within the boilers packaging carton.
10
5
13
9
11
7
7
8
6
FLOW
RETURN
1
2
3
14
12
13
4
Summary of Contents for Evomax 40
Page 26: ...26 Frame Header Kits NOTES...
Page 27: ...27 Frame Header Kits NOTES...
