Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53480237-01
Printed in U.S.A.
Form 48/50-91SI
Pg 1
1-19
Replaces: 48/50-84SI
Installation Instructions
Part No: CRSOUBLN001A00, CRSOUBLN002A00, CRSOUBLN003A00,
CRSOUBLN004A01, CRSOUBLN005A01, CRSOUBLN006A00 and
CRSOUBLN007A00
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, re-
pair, or service air-conditioning equipment.
Untrained personnel can perform basic maintenance functions
of cleaning coils and filters and replacing filters. All other op-
erations should be performed by trained service personnel.
When working on air-conditioning equipment, observe precau-
tions in the literature, tags and labels attached to the unit, and
other safety precautions that may apply.
Follow all safety codes, including ANSI (American National
Standards Institute) Z223.1. Wear safety glasses and work
gloves. Use quenching cloth for unbrazing operations. Have
fire extinguisher available for all brazing operations.
INTRODUCTION
This accessory package is intended for use with 48/50A,
48/50N and 48/50P units. See Table 1 for accessory package
usage. Part no. CRSOUBLN002A00 is for tandem compres-
sors. All other part numbers are for single compressor.
The following are the procedures to install the low sound com-
pressor blanket.
48/50P INSTALLATION
1.
48/50P 030-060 unit sizes:
a. Remove optional security grilles if present.
b. Access compressor section through opening on end or
side of unit. See Fig. 1.
c. Remove or open 2 compressor access panels or doors.
See Fig. 1-3.
48/50P 070-100 unit sizes:
a. Remove optional condenser grilles, if present.
b. Access compressors from side and end of the unit.
WARNING
Electrical shock can cause personal injury and death. Shut off
all power to this equipment during installation. There may be
more than one disconnect switch. Tag all disconnect locations
to alert others not to restore power until work is completed.
Table 1 — Accessory Package Usage
UNIT
SIZE
ACCESSORY PART NO.
QTY
48/50P
with and without
Digital Compressor Option
030,035
CRSOUBLN001A00
2
040
CRSOUBLN001A00
3
050-075
CRSOUBLN001A00
4
090-100
CRSOUBLN001A00
6
48/50A
without
Digital Compressor Option
020, 025, 027 CKT A
CRSOUBLN002A00
1
020, 025, 027 CKT B
CRSOUBLN003A00
1
030 CKT A, CKT B
CRSOUBLN002A00
2
035 CKT A
CRSOUBLN002A00
1
035 CKT B
CRSOUBLN005A01
2
040, 050 CKT A, CKT B
CRSOUBLN005A01
4
060 CKT A, CKT B
CRSOUBLN001A00
4
48/50A
with
Digital Compressor Option
020, 025, 027 CKT A
CRSOUBLN002A00
1
020, 025, 027 CKT B
CRSOUBLN007A00
1
030 CKT A
CRSOUBLN004A01
2
030 CKT B
CRSOUBLN002A00
1
035 CKT A
CRSOUBLN002A00
1
035 CKT B
CRSOUBLN005A01
2
040, 050 CKT A, CKT B
CRSOUBLN005A01
4
060 CKT A, CKT B
CRSOUBLN006A00
4
48/50N
with and without
Digital Compressor Option
75 Ton
CRSOUBLN001A00
5
90 and 105 Ton
CRSOUBLN001A00
6
120, 130, and 150 Ton
CRSOUBLN001A00
8
48/50A, 48/50N, 48/50P
Compressor Sound Blanket Accessory
Summary of Contents for Carrier CRSOUBLN001A00
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