Bard WA121 User Manual

Manual 2100-234I
Page 1 of 17
WALL MOUNTED
PACKAGE AIR CONDITIONERS
Model:
WA121
INSTALLATION INSTRUCTIONS
Manual : 2100-234 I
Supersedes: 2100-234H
File: Volume III Tab 16
Date: 08-01-07
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
Since 1914....Moving ahead just as planned.
© Copyright 2002

Bard WA121 Specifications

General

Brand	Bard
Model	WA121
Category	Air Conditioner
Language	English

Summary

Wall Mount General Information

Air Conditioner Wall Mount Model Nomenclature

Explains the model number coding for Wall Mount AC units.

Unit Dimensions

Shipping Damage

General Installation Information

Duct Work

Filters

Fresh Air Intake

Condensate Drain

Wall Mounting Information

Mounting the Unit

Mounting Instructions Details

Wall Mounting Instructions (Concrete Block & Wood Frame)

Wall Mounting Instructions (Frame & Structure)

Common Wall-Mounting Installations

Wiring - Main Power

Wiring - Low Voltage Wiring

Low Voltage Wiring Diagrams

Start Up Procedures

Compressor Control Module Operation

Details on lockout timers, delays, and protection sequences.

High Pressure Switch Operation

How the high pressure switch functions and resets.

Service Hints

Maintenance tips for owners and service technicians.

Adjustments

Adjustable Delay Timer Settings

How to set compressor delay on make/break timers.

Typical Settings for Dual Unit Installation

Recommended timer settings for multi-unit systems.

Pressure Service Ports

Troubleshooting

Fan Blade Setting Dimensions

How to adjust fan blade for optimal airflow.

Refrigerant Charge and Suction Line Temperature

Guidelines for correct refrigerant charge and suction temps.