4
CAUTION
Ensure that the area around the combustion air intake
terminal is free of snow, ice and debris
.
CAUTION
An air pressure switch MUST be used when the furnace
is side-wall vented.
CAUTION
Do not use any commercially available soot remover. This
furnace has a ceramic fibre type of combustion chamber.
Normal servicing of this unit does not require the cleaning of
same. Use extreme caution if for any reason you have to work
in the area of the combustion chamber.
1.4- FREEZING TEMPERATURES AND YOUR
STRUCTURE
WARNING
Freezing temperature warning.
Turn off water supply.
If your heater remains shut off during cold weather,
the water pipes could freeze and burst, resulting in
serious water damage.
Your unit is equipped with safety devices that may keep it from
operating if sensors detect abnormal conditions such as clogged
exhaust flues.
If the structure is unattended during cold weather you should take the
following precautions:
a.
Turn off main water supply into the structure and drain the water
lines if possible. Open faucets in appropriate areas;
b.
Have someone check the structure frequently during cold
weather to make sure it is warm enough to prevent pipes from
freezing. Contact a qualified service agency, if required.
1.5- INSTALLATION REGULATIONS
All local and national code requirements governing the installation of
oil burning equipment, wiring and flue connections MUST be followed.
Some of the codes that may be applicable are:
CSA B139
INSTALLATION CODE FOR OIL
BURNING EQUIPMENT
NFPA 31
INSTALLATION OF OIL BURNING
EQUIPMENT
ANSI/NFPA 90B
WARM AIR HEATING AND AIR
CONDITIONING SYSTEMS
ANSI/NFPA 70
NATIONAL ELECTRICAL CODE
CSA C22.1
CANADIAN ELECTRICAL CODE
Only the latest issues of the above codes should be used.
Table 1: Minimum Installation clearances from combustible materials (Chimney installation*)
LOCATION
APPLICATION
ODH53
RECOMMENDED ACCESS
FOR SERVICE
Sides
Furnace
25.4 mm (1")
Supply plenum, warm air duct within 6 ft. of furnace
25.4 mm (1")
Back
Furnace
25.4 mm (1")
0.6 m (24")
Top
Furnace casing or plenum
25.4 mm (1")
Bottom
Furnace
– combustible floor **
0" **
Front
Furnace
0.6 m (24")
* For Direct Vent application clearances, refer to its installation manual.
** Combustible floor requires accessory bases CFB-1 or HFB-1.
