Rinnai 13
Ducted Gas Heater IM
Method 4: Lay-down Option – Under Floor
Diagram 6. Method Clearances
NOTE
Method 3 and Method 4 are not options for SP430UN and SP435UN models. These models may
be installed to Method 1 or Method 2 only.
3.4 SERVICE CLEARANCES – EXTERNAL
3.4.1 Installation of Flashing
The flashing must be fitted to ensure the ductwork is adequately weather protected.
NOTE
To allow the heater to be moved out from the wall such as for servicing, it is important to provide
additional length in the ducting connected to the pops.
3.4.2 SP4UN External Clearances
Front:
A minimum of 500mm must be provided at the side facing away from the house.
End:
A minimum of 300mm must be provided at each end of the heater.
Top:
A minimum of 1000mm must be provided above the heater roof. This clearance must be maintained for the
entire surface area of the heater roof.
Diagram 7. External Clearances
1000 mm min
Side View
Service
Clearance
500 mm
min
Service
Clearance
Plan View
Service Clearance
500 mm min
300 mm
min
300 mm
min
(Front)
(Top)
(Front)
(End)
(End)
Flashing
3.4.3 BX5 Service Clearances
Front:
A minimum of 500mm must be provided at the side facing away from the house.
End:
A minimum of 300mm must be provided at each end of the heater.
Top:
A minimum of 1000mm must be provided above the heater roof. This clearance must be maintained for the
entire surface area of the heater roof.
Ground
750 mm
200 mm (
refer to AS5601
)
Lowest part of
fl
oor structure
Concrete Base 50mm
Service
Clearance
(Full length of heater)
700 mm
Side View
HEATER DIMENSIONS AND CLEARANCES
