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15.2.4 Automatic Flame Control Unit
Remove black ignition lead. Withdraw the connectors.
Remove two screws from the cover. Replace if faulty.
Refit in reverse sequence.
15.2.5 Pressure Switch
Disconnect the two silicone tubes. Remove wires from
the three blades. Remove two screws which secure the
pressure switch to the burner. Remove pressure switch.
Replace pressure switch, if faulty, and refit in reverse
sequence ensuring that the rubber tubes are reconnected
to the switch correctly.
Note: Wires fitted as follows:
NO - Yellow
NC - White
Common - Black
15.2.6 Neons
Remove the two push on connectors and remove the
neons by pushing downwards. Replace in reverse
sequence.
The Vicinity of the Heater Do not store or use flammable objects, liquids or vapours near the heater.
Vehicles and Other
Objects
Reflector
Vent Pipe
Outside Air Inlet
Immediately remove these items if they are present.
See Page 5, Section 3.
Maintain the clearances to combustibles.
Do not hang anything from, or place anything on, the heater.
Make sure nothing is lodged underneath the reflector, in between the tubes
or in the decorative or protective grilles (included with select models).
Immediately remove objects in violation of the clearances to combustibles.
See Page 5, Section 3.
Support reflector with hanger and support strap.
Reflector must not touch tube.
Make sure there is no dirt, sagging, cracking or distortion.
Do not operate if there is sagging, cracking or distortion.
Make sure reflectors are correctly overlapped. See Page 23, Section 6.6.1.
or Page 33, Section 7.8.1.
Clean outside surface with a damp cloth.
Venting must be intact. Using a flashlight, look for obstructions, cracks on
the pipe, gaps in the sealed areas or corrosion.
The area must be free of dirt and dust.
Remove any carbon deposits or scale using a wire brush.
See Page 49, Section 11.
Inlet must be intact. Look for obstructions, cracks on the pipe, gaps in the
sealed areas or corrosion.
The area must be free of dirt and dust. Clean and reinstall as required.
SECTION 15: S
15.3 Maintenance Checklist
Installation Code and Annual Inspections:
All installation and service of Aira equipment must
be performed by a contractor qualified in the
installation and service of equipment sold and
supplied by Aira and conform to all requirements set
forth in the Aira manuals and all applicable
governmental authorities pertaining to the
installation, service, operation and labeling of the
equipment. To help facilitate optimum performance
and safety, Aira recommends that a qualified
contractor conduct, at a minimum, annual
inspections of your Aira equipment and perform
service where necessary, using only replacement
parts sold and supplied by Aira.
I
ERVICING
NSTRUCTIONS
61 of 73
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