Rinnai RF1200TW Operation & Installation Manual page 17

Flue Components
A. AUFLUE200/250
1220mm twin skin flue pipe -
ø 200mm inner / ø 250mm outer
(length approx 1180mm when installed)
B. AUFLUEYTW1200
1. Y piece collector box (1x) -
2x ø 200mm inner / ø 250mm outer to
1x ø 250mm inner / ø 300mm outer.
2. 45° twin skin bends (2x) -
ø 200mm inner / ø 250mm outer.
3. 260mm flue pipe (2x) -
ø 200mm.
4. 260mm flue pipe over-wraps (2x) -
ø 250mm.
(height approx 474mm when installed)
AUFLUE250/300
C.
1220mm twin skin flue pipe -
ø 250mm inner / ø 300mm outer
(approx 1180mm when installed)
RFCOWL250/300
D.
Connection ø 250mm, Outer ø 400mm
E. AUBENDSET200/250
2x 45° twin skin bends -
ø 200mm inner / ø 250mm outer
(height approx 357mm when installed)
F. AUBENDSET250/300
2x 45° twin skin bends -
ø 250mm inner / ø 300mm outer
(height approx 392mm when installed)
G. RFCOWL200/250
Connection ø 200mm, Outer ø 350mm
Y Piece Collector Box Assembly
Fit the AUFLUE200/250 flue pipes (A) onto the engine using rivets and sealant as required.
1.
2. Fit the ø 200mm inner 45° bends (B2) but do not fix in place yet.
3. Fit the ø 250mm outer 45° bends (B2) and leave loose.
4. Fit the two 260mm ø 200mm lengths of flue pipe (B3) to the ø 200mm inner connections of the Y piece
collector box (B1), then fit and square up with the assembly from above. Then fix all but the ø 250mm outer
45° bends (B2) in place.
5. Fit the two 260mm over-wraps (B4) over the ø 250mm outer 45° bends (B2) and the ø 250mm outer
connections of the Y piece collector box (B1) and fix all in place.
6. Complete the flue to the termination point using AUFLUE250/300 (C) and RFCOWL250/300 (D) as required.
The minimum total flue height is 2.4 metres, providing the flue is direct without offsets.
Offsets can be used on flues over 3.6 metres in height.
IMPORTANT
Rinnai
D
C
F
B4
B3
A
E
15
G
C
B1
B2
A
B4
B2
A
RF1200TW OIM
B3