Overall Dimensions; Joints; Mounting The Boiler - Biasi GARDA HE SYSTEM M96.28SR/P User Manual And Installation Instructions

Installation
6.4

Overall dimensions

C
ø80
47 73
400
50 115 142
35
Electric
connection
area
257
100
Gas
117 129
C.h.
flow
A --- air intake/flue outlet pipe (co--- axial)
B --- flue outlet pipe ø 80 mm (twin kit)
C --- air intake pipe ø 80 mm (twin kit)
Fig. 6.2 (all dimensions in mm)
6.5

Joints

Functions
Gas, c.h. return, c.h. flow
Pressure relief valve
Condensate drain
Tab. 6.1 (sizes in mm o.d.)
B
ø80
A
A, B and C
190
ø100
200
16
C.h.
return
350
200
Condensate drain
connection
area
Pipe sizes (o.d)
ø 22
ø 15
ø 25 (plastic)
6.6

Mounting the boiler

1 Take the protective caps off the boiler pipe-
work.
2 Thoroughly clean the connections.
3 Mount the boiler on its bracket.
4 Fix the c.h. valves A and gas cock B (¾") to the
boiler using the ¾" gaskets (Fig. 6.3)
5 Fix the ø 22 mm pipes C (c.h. circuit) to the c.h.
valves A and the ø 22 mm pipe D (gas) to the
cock B using the ¾" gaskets.
A
B
Fig. 6.3
6 Connect the pipe E (Fig. 6.4) from the pressure
relief valve to the safety discharge pipework.
7 Fit the condensate drain 10 (Fig. 6.4) in the air
brake connected to the drainage pipework.
See also section 5.7 in this manual.
C
D
A
C
21