Page 12 Installation/Canadian InstallationsSC Manual
D. SPECIAL INSTRUCTIONS FOR CANADIAN INSTALLATIONS
1. The installation of a burner shall be in accordance with
the regulations of the provincial installation requirements,
or in their absence, the following shall govern:
Gas Burners--CGAB149.1 and CGAB149.2
Authorities having jurisdiction should be consulted before
installations are made.
2. All electrical wiring shall be done in accordance with
the Canadian Electrical Code, Part I.
3. The installer shall identify (label) the main electrical
power disconnect and the manual shut-off valve on the
gas and/or oil supply drop-line to the burner.
4. Oil and gas burning equipment shall be connected to
ues having sufcient draft at all times, to assure safe and
proper operation of the burner, no more than -0.25 iwc.
Chart C-2 Chart C-3
TYPICAL COMBUSTION CHAMBER SIZE
FOR FIREBOX BOILERS, WATERTUBE &
CAST IRON SECTIONAL TYPES
TYPICAL COMBUSTION CHAMBER SIZE
FOR SCOTCH MARINE FIRETUBE BOILERS
PILOT SHUTOFF
VALVE
GAS SUPPLY
DRIP LEG
PILOT LINE
(FIELD PIPED)
PILOT GAS PRESSURE
REGULATOR
PILOT SOLENOID VALVE
GAS PRESSURE
REGULATOR
SHUTOFF VALVE
SHUTOFF VALVE
LEAK TEST
VALVE
HIGH PRESSURE
SWITCH
BURNER
IF APPLICABLE,
WEBSTER-SUPPLIED
GAS TRAIN
LOW PRESSURE
SWITCH
MANUAL GAS
SHUTOFF
VALVE
Figure C-1
Typical Gas Piping
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