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Figure C-1
Typical Gas Piping
LOW PRESSURE
PILOT SHUTOFF
SWITCH
VALVE
MANUAL GAS
GAS SUPPLY
SHUTOFF
VALVE
DRIP LEG
Chart C-2
TYPICAL COMBUSTION CHAMBER SIZE
FOR FIREBOX BOILERS, WATERTUBE &
CAST IRON SECTIONAL TYPES
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
SC Manual
PILOT LINE
(FIELD PIPED)
GAS PRESSURE
SHUTOFF VALVE
REGULATOR
IF APPLICABLE,
WEBSTER-SUPPLIED
GAS TRAIN
PILOT GAS PRESSURE
REGULATOR
PILOT SOLENOID VALVE
HIGH PRESSURE
SWITCH
LEAK TEST
VALVE
SHUTOFF VALVE
Chart C-3
TYPICAL COMBUSTION CHAMBER SIZE
FOR SCOTCH MARINE FIRETUBE BOILERS
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
flues having sufficient draft at all times, to assure safe and
proper operation of the burner, no more than -0.25 iwc.
Page 12
BURNER
Installation/Canadian Installations
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