andrews Maxxflo CWH30/200 Installation Manual, Operation And Maintenance Manual page 23

INSTALLATION
CWH90 & CWH120 Flue Systems
The CWH90 & CWH120 uses a concentric flue system, 200mm outside diameter
with an inner flue of 130mm diameter.
Flue components fit together with silicon sealing rings and the flues are retained
with sealing clamps. Each heater can be ordered with either a horizontal or
vertical flue kit. Flue assembly instructions are also included.
Horizontal flue kits include the following.
A1 - 90º bend with sealing clamp
(Part No. E215)
A2 - Wall outlet terminal with sealing clamp
complete with inner and outer wall plates,
fixing screws and plugs. (Part No.E240)
Standard Length Cut
to suit wall thickness
Sealing Clamps
A1
0 1
Horizontal Kit
Alternative Systems
Wall Plates
Standard Length Cut
to suit wall thickness
With this application
pipes must clear
Wall
Horizontal Flue
100
Minimum
Service
Clearance
Horizontal Kit
A2
Wall Plates
300
Minimum
Service Clearance
A2
Sealing Clamps
Vertical kits include the following.
A1 - Roof outlet terminal with
Wall
Sealing Clamp
Vertical Kit
Optional flue components available
A1
Part No.
E215
Add standard
or cutable flue
E216
to improve
E212
access to tank
top for inspection
E213
(see page 35)
E214
E217
E218
E219
E630
E220
SECTION 3
sealing clamp. (Part No. E670)
Roof flashing plates and additional
flue components are available.
Can be cut
to suit roof
0 1
Minimum
Service Clearance
Description
90º elbow c/w clamp
45º elbow c/w clamp
1m length of flue c/w clamp
1m length cutable flue c/w clamp
0.5m flue c/w clamp
Flat roof plate (200mm)
Angled roof plate (200 mm)
Wall clamp (200mm)
Guard for horizontal flue terminal
Flue condense trap
A 1
Wall
300
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