Smith Cast Iron Boilers GB100W User Manual

GB100IOM-7
WARNING: If the information in this manual is not followed
exactly, a fire or explosion may result causing property damge,
personal injury or loss of life.
Do not store or use gasoline or other flammable vapors and liquids
in the vicinity of this or any other appliance.
What to do if you smell gas:
• Do not try to light any appliance.
• Do not touch any electrical switch. Do not use any phone in your
building.
• Immediately call your gas supplier from a neighbor's phone. Follow
the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified in
staller,
service agency or the gas supplier.
DESIGNED AND TESTED ACCORDING TO A.S.M.E. BOILER AND PRESSURE
VESSEL CODE, SECTION IV FOR MAXIMUM ALLOWABLE WORKING PRESSURE OF
50 PSI,
345 kPa WATER
NOTE TO INSTALLING CONTRACTOR: READ THESE INSTRUCTIONS CAREFULLY.
THEY WILL SAVE YOU TIME IN ASSEMBLING BOILER PROPERLY.
INSTALLER, THESE INSTRUCTIONS TO BE AFFIXED ADJACENT TO THE BOILER.
CONSUMER, RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE PURPOSES.
WESTCAST, INC.
260 NORTH ELM STREET WESTFIELD, MA 01085
TEL. (413) 562-9631 FAX (413) 562-3799
WARNING: Installation and service must be performed by a qualified installer, service
agency or the gas supplier in accordance with all local and national codes. Failure to
comply with this warning can result in a fire or explosion causing property damage,
personal injury or loss of life!
GB100W
NATURAL OR PROPANE GAS BOILER
INSTALLATION & OPERATING
INSTRUCTIONS
In Canada: 7555 Tranmere Drive, Mississauga, Ont. L5S 1L4 (905) 672-2991 Fax (905) 672-2883

Smith Cast Iron Boilers GB100W Specifications

General

Brand	Smith Cast Iron Boilers
Model	GB100W
Category	Boiler
Language	English

Summary

Before You Start

Boiler Ratings and Capacities

Boiler Location

Combustible Floor Option

Combustion Air Requirements

Chimney & Vent Pipe Connections

Chimney Inspection & Sizing

Inspect chimney for blockages, construction, and proper sizing. Table 1 lists requirements.

Vent Connections

Use proper vent pipe type and diameter. Ensure proper slope, support, and secure connections.

Common Vent Systems

Procedures for checking common vent systems after appliance removal or modification.

Vent Damper Installation

Proper installation and use of the factory-equipped vent damper for safe operation.

Heating System Piping

Gas Supply Piping

Electrical Wiring

Electrical Power Connections

Conforms to codes, uses dedicated circuit, proper grounding, and wire types.

Thermostat Installation

Proper placement and mounting of the thermostat for efficient operation.

Vent Damper Wiring

Explains the vent damper wiring connection via a Molex connector.

Boiler Set Up

Flame Roll-out Safety Shutoff System

Detects hot flue gases and shuts off the boiler. Do not bypass.

Lighting Instructions

Operating Instructions

Intermittent & Direct Ignition Systems

Operating instructions for intermittent pilot and direct ignition systems.

Boiler Operation

Continuous Pilot System Operation

Instructions for operating the boiler with a continuous pilot ignition system.

Boiler Checking & Adjustment

Pilot Adjustment

How to adjust the pilot burner flame for proper operation.

Gas Pressure Adjustment

Procedure for adjusting natural gas and propane manifold pressure.

Input Rate Adjustment

How to check and adjust the boiler's input rate based on altitude and gas supply.

Boiler Maintenance

Burner Removal and Installation

Step-by-step instructions for removing and installing the boiler burners.

Heat Exchanger Cleaning

Procedures for cleaning the boiler's heat exchanger and related components.

Installer's Instructions to the Owner

Owner Understanding of Operation

Installer must ensure owner understands lighting, startup, shutdown, and safety features.

Owner Awareness of Critical Conditions

Installer must ensure owner knows to shut down and call for service for specific hazardous conditions.

Replacement Parts

Canadian Supplement

Motorized Vent Damper Installation (Canada)

Specific installation method for the motorized vent damper in Canada.

Health Warnings

Carbon Monoxide (CO) Hazards

Information on CO production, toxicity, symptoms, and signs of poisoning.

Qualified Service Contractor Requirement

Emphasizes that only qualified, licensed contractors should service the boiler.