User Guide

Part number 550-100-325/0718
116
AquaBalance
®
SERIES 2 WALL MOUNT GAS-FIRED WATER BOILER — Boiler Manual
Figure 159 Propane conversion kits and instructions
Boiler
model
Kit
part number
Installation
instructions
AB-80 NG
640-000-022
See Pages
12-15.
AB-80 LP
640-000-024
AB-120 NG
640-000-023
AB-120 LP
640-000-025
AB-155 NG
640-000-082
AB-155 LP
640-000-133
REPLACEMENT PART
NUMBERS
Weil-McLain part numbers are found in
this manual and in Weil-McLain Boilers
and Controls Repair Parts Lists.
WHEN OPERATING THE
BOILER ON PROPANE GAS
ALL boilers must be converted
in order to operate with propane
gas
.
Failure to adhere to these guidelines can
result in severe personal injury, death or
substantial property damage.
Obtain parts only through
Weil-McLain
Replacement parts must be purchased through a local Weil-McLain
distributor. When ordering, specify boiler model and size and include
description and part number of replacement part. Results from us-
ing modified or other manufactured parts will not be covered by
warranty and may damage boiler or impair operation.
The boiler contains ceramic fiber
materials
The boiler contains ceramic fiber materials. Use care when
handling these materials per instructions on page 82 of this manual.
Failure to comply could result in severe personal injury.
Reinstall jacket door
Inspect boiler jacket door front of cabinet and reinstall boiler jacket
door after start or servicing. The boiler jacket door must be securely
fastened to the boiler to prevent boiler from drawing air from inside
the boiler room. This is particularly important if the boiler is located
in the same room as other appliances. Failure to keep the jacket door
securely fastened could result in severe personal injury or death.
BEFORE SERVICING or MAKING
CONNECTIONS —
ALWAYS TURN POWER OFF TO THE BOILER TO PREVENT
ELECTRICAL SURGES, WHICH CAN DAMAGE BOILER
COMPONENTS.
Label wires
Label all wires prior to disconnection when servic-
ing controls. Wiring errors can cause improper and
dangerous operation.
36 Replacement parts