Flue Fitting Instructions - andrews RFF 13/175 Installation And Service Manual

Fig. 2
3.4

Flue Fitting Instructions

E3
E3
E3
E4
Issue 4 21042018
Size 13/175
a 15m
b 13.5m
*Inc 1 off 90 degree bend
For each additional bend reduce
above flue lengths by 1.5m
Typical flue installation
E5
E2
E2
E1
• Total flue length should not exceed 30M for either
vertical (a) or horizontal (b) applications.
• Appropriate flue length reductions should be made for
18/270
each 45° & 90° bend in the system.
15m
13.5m
• All horizontal runs should be adequately supported
and maintain a 3° fall back to the appliance.
• For horizontal terminals <2m from ground level
must be fitted with a suitable terminal guard
(b Max)
1. Fit spigot adaptor E4 to heater flue spigot in the
direction shown. Note! Fire resistant silicon sealant
should be used on this joint.
2. Fit elbow E3 into spigot adaptor E4 for horizontal flue
routes or E2 for vertical flue routes
3. Fit flue pipe into E2 to give required length of flue
route. Refer to manual for maximum horizontal and
vertical flue routes.
4. Determine correct position and fit outer wall plate
using 4 screws and wall plugs provided. Cut flue
sleeve to suit wall thickness and fit flue pipe through
wall to outer wall plate. Fit inner wall plate and fix
using 4 screws and wall plugs provided.
5. The lengths of flue pipe may be cut to obtain
correct length of flue route required.
6. On vertical flue installations it is important to fit the
correct flue terminal E4 supplied by Andrews
Water Heaters.
7. For further information contact Andrews Technical Dept.
0.3m
11