Crown Boiler AWR175 - User Manual

Manufacturer of Hydronic Heating Products
P.O. Box 14818 3633 I. Street
Philadelphia, PA 19134
www.crownboiler.com
WARNING: Improper installation,
adjustment, alteration, service or
maintenance can cause property
damage, injury, or loss of life.
For assistance or additional
information, consult a qualied
installer, service agency or
the gas supplier. Read these
instructions carefully before
installing.
Models:
• AWR038
• AWR070
• AWR105
• AWR140
• AWR175
• AWR210
• AWR245
• AWR280
AWR Series
Gas-Fired Natural Draft Hot Water Boilers
INSTALLATION INSTRUCTIONS
These instructions must be a󰀩xed on or adjacent to the boiler
D ESIGNED TO L EAD
Equipped with Honeywell
S9361A Control System
9902339

Summary

WARNINGS FOR THE HOMEOWNER

WARNINGS FOR THE INSTALLER

IV Locating the Boiler

Clearances

Minimum clearances required for safe boiler installation and operation.

V Air for Combustion & Ventilation

Using the Indoor Combustion Air Method

Using the Outdoor Combustion Air Method

Mechanical Combustion Air Supply

VI Venting

VII Gas Piping

IX Wiring

Line Voltage (120 VAC) Field Connections

Low Voltage Connections

X Start-up and Checkout

FOR YOUR SAFETY READ BEFORE LIGHTING

Critical safety warnings and procedures before operating the boiler.

OPERATING INSTRUCTIONS

Step-by-step guide for starting and operating the boiler.

TO TURN OFF GAS TO APPLIANCE

Procedure for safely shutting off the gas supply to the boiler.

XI Operation

B. Reading Status and Using Menu

C. Using Adjustment Mode

D. Sequence of Operation

E. Safety Control Operation

XII Service and Maintenance

Heat Exchanger Cleaning Procedure

Steps for cleaning soot and debris from the heat exchanger.

XIII Troubleshooting

B. If Display is Blank

C. If Control Shows Err Code

How to interpret and resolve error codes displayed by the control.

D. If Control Shows SEA Code, but Other Problem Present

Crown Boiler AWR175 Specifications

General

Brand	Crown Boiler
Model	AWR175
Category	Boiler
Language	English