INSTALLATION & OPERATING MANUAL
WHAT TO DO IF YOU SMELL GAS
GB300 NATURAL OR PROPANE GAS BOILER
QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ
Figure
BOILER RATINGS & CAPACITIES
BOILER LOCATION
Concrete Block Base Construction
All Air From Outside The Building
Wire Screen
All Air From Inside The Building
Table 1 Make-upAir Duct Sizing
VENT CONNECTIONS
CHIMNEY & VENT PIPE CONNECTIONS
Chimney Inspection & Sizing
COMMON VENT SYSTEMS
Figure 2A
Figure 2C
Figure 2B
Dual Flue Outlets And Inside Air GB300 Series
2 FT 0.6 m 10 FT 3.4 m 3 FT 0.9 m 5 FT 4.5 m
Common Vents And Inside Air GB300 Series
Figure 2D
Figure 2E
10 FT 3.1 m 3 FT 0.9 m 3 FT 0.9 m
10 FT 3.1 m 3 FT 0.9 m 3 FT 0.9 m
Figure 2G
Horizontal Venting And Inside Air GB300
BUILDING OVERHANG
Burner Base Box 63265 to
Burner Base Assembly General Instructions
Figure
Figure
Burner Base Side Panels, 5 -
Burner Base Assembly 5 through 12 Sections
Figure
Figure 9A Burner Base Rear Panel, 5 - 12 Sect
Figure
Splice Channel Assembly 13 to 21 Sections
Splice Channel Assembly 13 to 21 Sections
X7 Box
Base Rear Channel Bolt Holes
Figure 13B
Figure 14A
Figure 14B
Manifold Attachments
Burner Tube Adjustment
Figure
front base splice channel, Figure
Burner Base Splice Panel Bracket
Figure 22B
Figure
Figure 22C
Cast Iron Section Assembly
Ceramic Blanket Installation
Figure 24Ceramic Blanket Placement
Figure
Marking Burner Base Rear Midpoint
occur voiding the warranty
Figure 26B
Figure
Figure
Figure 35 Section Placement on Burner Base
Figure
Rear View - Odd Numbered Models
Figure
Lower Port Seal Placement
Draw Rod Installation
Figure
Figure
Figure 40 Flue Collector Box 63203 to
Figure
Confirming Sections Are Plumb
Figure
“J” Bolt Installation
Flue Collector Bracket Installation
Figure
Figure 47B Ceramic Blanket Placement 13-21Sect
FLUE COLLECTOR INSTALLATION
Figure 47A Ceramic Blanket Placement 5-12Sect
Figure
Flue Collector Bracket Installation
Flue Collector Placement
Draft Hood Installation
Figure
Clean Out Cover Insulation
Clean Out Covers
Clean Out Cover Bolt Location
Clean Out Cover Bolt Assembly
Manifold Bracket Attachment
Manifold Installations
Figure
Figure
Figure 62 Burner Tube Through Rear Base Panel
Follow all applicable local codes
Figure
Figure 64 BurnerTube LockedTo Rear Base Panel
Figure
JACKET INSTALLATION
Figure
Figure
Figures 69 Rear Panel Installation, 5 through
Rear Panel Installation, 5 through
Figures 72 Rear Panel Installation, 13 through
Figures 70 Rear Jacket Panel Installation Detail
necessary to attach the water or steam piping and
Figure
55175, Jacket Side Panels. Remove the knockouts
controls
Figure
Figure
Rear Top Jacket Panel, 5 through
Figure
Splice Panel Brackets
Figure
Figure
Figure
Splice Grill Assembly
Front Access Panel 5 - 12 Sect
Grill Assembly
Front Access Panel 13 - 21 Sect
Figure
Pilot Assembly
Gas Train Assemblies
Figure
Figure
HEATING SYSTEM PIPING
WATER BOILER PIPING CONNECTIONS
Supply Size in
Table
Boiler Model
Return Size in
Figure 97A Typical Single Boiler Steam Piping
Figure 97 Water Boilers in Battery
Stop Valve Steam Main ASME Safety Valve F & T
Pres Controls LWCO Stop Valve Check Valve Blowoff
Stop Valve Check Valve
Boiler Model
Equivalent Pipe Length Chart
Table
Risers
Gas Supply Piping
Electrical Power Connections
Figure
Figure
Figure
Wire Duct and Control Box
Thermostat Installation
Water Boilers
Continuous Pilot Systems
LIGHTING INSTRUCTIONS
Intermittent Pilot Ignition Systems
Gas Pressure Adjustment
BOILER CHECKING & ADJUSTMENT PILOT ADJUSTMENT
Pilot Flame Adjustment
To Turn Off Gas To Boiler
Input Rate
BOILER MAINTENANCE
Thermostat Adjustment
Low Water Cutoff
Vent System
Burner Installation
Heat Exchanger Cleaning
Controls
Page
Ref #
Manifold Less Orifices
Ref #
Ref #
ONLY QUALIFIED, LICENSED SERVICE CONTRACTORS
SHOULD PERFORM WORK ON YOUR SMITH BOILER
WESTCAST, INC 260 NORTH ELM STREET WESTFIELD, MA
45 44