Carrier CRPWREXH033B00 Installation Instructions Manual

Power Exhaust Part No: CRPWREXH033B00, CRPWREXH034B00,
SAFETY CONSIDERATIONS
Installation and servicing of air-conditioning equipment can be
hazardous due to system pressure and electrical components. Only
trained and qualified service personnel should install, repair, or
service air-conditioning equipment. Untrained personnel can per-
form the basic maintenance functions of cleaning coils and filters
and replacing filters. All other operations should be performed by
trained service personnel. When working on air-conditioning
equipment, observe precautions in the literature, tags and labels at-
tached to the unit, and other safety precautions that may apply.
WARNING
Turn off main power to the unit and tag disconnect switch
before performing service or maintenance operations.
Electrical shock could cause personal injury or death.
GENERAL
IMPORTANT: The power exhaust accessory requires the use of
the economizer. Power exhaust will not operate without the use
of an economizer. Refer to Table 1 for power exhaust package
usage.
UNIT
48/50K a
NOTE(S):
a. For 48/50K Series units, to field install Multi-Stage Power Exhaust accessory, the unit must be selected and shipped with factory-installed "Power and Control for Accessory
Multi-Stage Power Exhaust with BP Control" option.
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53480523-01
Installation Instructions
CRPWREXH035B00
Barometric Relief Part No: CRBARRLF003A01
Table 1 — Power Exhaust Package Usage
UNIT SIZE
20-50
60
20-50
60
20-50
60
Printed in U.S.A. Form No. 48-50K-3ASI
Power Exhaust and Barometric Relief
IMPORTANT: In order to field install Power Exhaust, the
48/50K unit must have "Power and Control Accessory"
selected. Otherwise, it will not work.
An economizer is required to install the barometric relief or power
exhaust accessories on 48/50K Series units. Refer to Table 2 for a
complete list of parts contained in each kit. The power exhaust
blowers are shipped assembled and packaged one hood assembly
per container.
NOTE: The 48/50K 20 to 50 units require 2 assemblies per unit;
48/50K 60 unit require 3 assemblies per unit.
Each hood assembly has 2 power exhaust blowers. Brackets,
wires and extra gasket screws are also included in the package.
In addition to field installing the power exhaust accessory, 48/50K
Series unit must have factory-installed option of "Power and
Control for Accessory Multi-Stage Power Exhaust with BP
Control."
PART NO.
CRPWREXH033B00
CRPWREXH034B00 400-v and 460-v
CRPWREXH035B00
Pg 1
Accessories
VOLTAGE NO. REQUIRED
208/230-v
575-v
6-24
48/50K
2
3
2
3
2
3
Replaces: NEW