Smith Cast Iron Boilers GB200 SERIES User Manual

Gb200 series

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GB200-IM-5

42-9184

GB200 SERIES

INSTALLATION, OPERATION

& MAINTENANCE MANUAL

WITH REPLACEMENT

PARTS LIST

GAS-FIRED STEAM

CAST IRON BOILERS

85,000 TO 165,000 BTUH INPUT

INTERMITTENT PILOT/VENT DAMPER

& STANDING PILOT/VENT DAMPER

SECTION 1: INTRODUCTION
Code Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Venting Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Chimney Requirements . . . . . . . . . . . . . . . . . . . . . . . . . .3
Combustion Air Requirements . . . . . . . . . . . . . . . . . . . . .3
Water Treatment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Shipment of Boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

SECTION 2: BOILER INSTALLATION
Step 1: Locating/Setting Boiler . . . . . . . . . . . . . . . . . . . . .4
Step 2: Installing Steam Piping . . . . . . . . . . . . . . . . . . . .5
Step 3: Installing Hydronic Components . . . . . . . . . . . . .5
Step 4: Venting Boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Step 5: Installing/Testing Gas Piping . . . . . . . . . . . . . . . . .7

Step 6: Wiring Boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
SECTION 3: START-UP & OPERATION
Sequence Of Operation . . . . . . . . . . . . . . . . . . . . . . . . .11
Prior To Start-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Start-Up & Adjustments . . . . . . . . . . . . . . . . . . . . . . . . .11

SECTION 4: MAINTENANCE
Before Each Heating Season . . . . . . . . . . . . . . . . . . . . .14
Steam Boiler Cleaning Instructions . . . . . . . . . . . . . . . . .15
How To Change Orifices . . . . . . . . . . . . . . . . . . . . . . . . .15
Heating System Problems & Causes . . . . . . . . . . . . . . .15
REPLACEMENT PARTS . . . . . . . . . . . . . . . . . . . . . .16-17

WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

TABLE OF CONTENTS

WESTCAST, INC.
260 NORTH ELM STREET WESTFIELD, MA 01085
TEL. (413) 562-9631 FAX (413) 562-3799
www.smithboiler.com

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