Bard W12A - Manual

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The Bard Wall-Mount One Ton Air Conditioner is a self contained energy
efficient heating and cooling system, which is designed to offer maximum
indoor comfort at a minimal cost without using valuable indoor floor space or
outside ground space. The One Ton is the ideal product for versatile
applications such as: new construction, modular offices, school
modernization, telecommunication structures, portable structures or
correctional facilities. Factory or field installed accessories are available to
meet specific job requirements.

Alarm Relay:

Dry contacts for remote alarm on
high or low pressure lockouts.

Low Ambient Control:

Permits operation down to 0°F
outdoor ambient. Can be factory
or field installed.

Engineered Features

Optional Product Features

Fully Modulating Economizer:

Can be factory or field installed.

Commercial Room Ventilator:

Can be factory or field installed.

Aluminum Finned Copper Coils

Grooved tubing (evaporator coil only)
and enhanced louvered fin for maximum
heat transfer and energy efficiency.

Quiet Twin Blowers:

Designed to accept full ducted system
or for non-ducted free blow installations.

High Efficiency Rotary
Compressor

R-410A Refrigerant:

Designed with R-410A (HFC) non-ozone
depleting refrigerant in compliance with
the Montreal protocol and 2010 EPA
requirements.

Liquid Line Filter Drier:

Standard on all units. Protects system
against moisture.

Galvanized 20 Gauge Zinc Coated
Steel Cabinet:

Cleaned, rinsed, sealed and dried before
the polyurethane primer is applied. The
cabinet is handsomely finished with a
baked on textured enamel, which allows
it to withstand 1000 hours of salt spray
tests per ASTM B117-03.

Electrical Components:

Are easily accessible for routine
inspection and maintenance through a
right side, service panel opening.

One Inch, Disposable Air Filter:

Easily removed for replacement from
the outside. Optional two-inch pleated
filter, factory or field installed.

Top Rain Flashing:

Standard feature on all models.

Slope Top:

Standard feature for water run-off.

Compressor Control Module:

Standard on all units. Built-in off-delay
timer adjustable from 30 seconds to 5-
minutes. 2-minute on-delay if power
interrupt. 120-second bypass for low
pressure control, and both soft and
manual lockouts for high and low
pressure controls. Alarm output for
alarm relay.

High & Low Pressure Switches are
Auto-Reset:

Standard on all units. Built-in lockout
circuit resets from the room
thermostat. Provides commercial
quality protection to the compressor.

Barometric Fresh Air Damper:

Allows up to 100 CFM of fresh air.

Automatic Condensate
Disposal System:

Eliminates the need to provide a
separate condensate drain. The drain
valve closes at temperatures above
40° and opens when the temperature
drops below 40°. Built-in slinger ring
fan blade.

Full Length Mounting Flanges

Built into cabinet for improved
appearance and easy installation.

W12A

60Hz

10,800 Btuh

9.00 EER

Right Side Control Panel

•

Complies with efficiency requirements of ANSI/ASHRAE/IESNA 90.1-2010.

•

Certified to ANSI/ARI Standard 390-2003 for SPVU (Single Package Vertical Units).

•

Intertek ETL Listed to Standard for Safety Heating and Cooling Equipment ANSI/UL

1995/CSA 22.2 No. 236-05, Fourth Edition.

•

Commercial Product - Not intended for Residential application.

REEN

EFRIGERANT

R-410A

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Summary

Page 2 - Specifications

Form No. S3401-812 Supersedes S3401-510Page 2 of 8 1 Maximum size of the time delay fuse or HACR type circuit breaker for protection of field wiring conductors. 2 Based on 75°C copper wire. All wiring must conform to NEC and all local codes. 3 These “Minimum Circuit Ampacity” values are to be used f...

Page 3 - Ventilation System Packages

Form No. S3401-812 Supersedes S3401-510 Page 3 of 8 Bard Wall-Mounts are designed to provide optional ventilation packages to meet all of your ventilation and indoor air quality requirements. Allunits are equipped with a barometric fresh air damper as the standard ventilation package. All ventilatio...

Page 5 - This Page Intentionally Left Blank

Form No. S3401-812 Supersedes S3401-510 Page 5 of 8 This Page Intentionally Left Blank