Crown Boiler TWZ125 Specifications download pdf (Page 2)

Table of Contents

I. Product Description .............................................................. 1

II. Specifications........................................................................ 1

III. Before Installing ................................................................... 2

IV. Locating the Boiler ................................................................ 3

V. Air for Combustion & Ventilation ......................................... 5

VI. Venting .................................................................................. 9

VII. System Piping Connections ................................................ 11

I Product Description

The TWZ series boiler is a cast iron oil-fired water boiler designed for use in closed forced circulation heating systems. This

boiler must be vented by natural draft into a lined masonry or metal chimney, or Type L vent. An adequate supply of air for

combustion, ventilation and dilution of flue gases must be available in the boiler room. An optional tankless heater is available

to generate domestic hot water.

II Specifications

VIII. Tankless Heater Piping ................................. 15

IX. Fuel Line Piping ........................................... 16

X. Wiring ........................................................... 19

XI. Start-up and Checkout .................................. 21

XII. Service & Maintenance ................................ 24

XIII. Parts .............................................................. 27

FIGURE 1: GENERAL CONFIGURATION

1 2 3 4 5 6 7 ... 31 32

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Crown Boiler TWZ125 Specifications Page 2