Rinnai Australia 21 Ultima II Installation Manual
CONSOLE INSTALLATION, CAVITY TWIN SKIN FLUE
8. FIT RECTANGULAR TO ROUND ADAPTOR
• Fit adaptor to top of twin skin.
• Fit 100 mm flue and approved cowl.
• Flue termination above the roof must comply with
AS/NZS 5601.
• Locate the longer end inside the aluminium liner of
twin skin.
• Position elbow into housing.
• The flue must be supported independently of the
heater to comply with AS/NZS 5601.
• Attach loosely to housing with screw provided.
• Measure distance from floor to flue outlet.
• Adjust elbow to these dimensions, tighten screw.
• Fit right and left hand rear covers to Heater.
• Place top spacer (cover) in position temporarily for
wall marking.
• Remove front cover and inlet union.
9. GAS INLET UNION
• For ease of connection a combined gas inlet union/
copper elbow is provided with every heater. It is
situated at the bottom right hand side below the
control.
10. REMOVE GAS INLET UNION FROM HEATER
• The inlet union/elbow should be fitted to the end of
the copper supply tube fore installing the heater in
the fireplace opening.
For access to union:
• Remove bottom louvre panel, 2 screws in the lower
right and left hand corners of louvres.
• Remove upper front panel, 2 screws at the bottom
right and left hand edges of the panel.
• Lift panel to disengage top and remove from heater.
• Do not lift the panel by the dress guard or top
louvres.
• Remove union.
• Ensure that removal and replacement of the bottom
panel is not obstructed by carpet etc.
11. GAS CONNECTION POSITION
• Drawing is viewed from rear of heater.
• Actual connection is on right hand side when
viewed from front.
• Dimensions are to the centre of the flare fitting on
the inlet elbow/union. Flare fitting suits 15 mm
copper tube.
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