General Design - Black Box CRCW-12 User Manual

1.5 General Design

The Cold Row CW unit is housed in a steel frame cabinet rated for indoor use. The exterior of the cabinet is coated with a pow-
der coat finish to protect against corrosion. Removable access panels are located on the front and rear of the cabinet for easy
access to all components. Operator controls are conveniently located on the front of the cabinet.
NOTE: Customer-specified non-standard features or design variations may not be described in this manual. Refer to the installation
and/or electrical drawings supplied with your unit for details of additional feature(s). In some cases, an addendum to this
manual may also be included to further describe the feature(s).
Figure 1-2 depicts a typical internal layout and identifies the major components of a typical Cold Row CW (CRCW-12) unit. The
location of some components may vary.
CW valve
Electric box
T/H sensor
Air filters
NOTE: In Figure 1-2, cabinet access panels are removed to show internal parts.
Supply/return pipe
transition plate
Disconnect
switch
Temperature
sensor
Swing-out
hinge
Temperature
sensor
Float switch
Temperature
sensor
Figure 1-2. Typical internal layout: Cold Row CW (CRCW-12).
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Chapter 1: Introduction
EC fan (3)
Coil
Caster
housing
Level adjustment
screw (4)
Drain pans
Page 15