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Part No: CRSOUBLN001A00, CRSOUBLN002A00, CRSOUBLN003A00,
CRSOUBLN004A01, CRSOUBLN005A01, CRSOUBLN006A00 and
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.
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.
UNIT
48/50P
with and without
Digital Compressor Option
48/50A
without
Digital Compressor Option
48/50A
with
Digital Compressor Option
48/50N
with and without
Digital Compressor Option
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
Compressor Sound Blanket Accessory
Installation Instructions
CRSOUBLN007A00
Table 1 — Accessory Package Usage
020, 025, 027 CKT A
020, 025, 027 CKT B
030 CKT A, CKT B
040, 050 CKT A, CKT B
060 CKT A, CKT B
020, 025, 027 CKT A
020, 025, 027 CKT B
040, 050 CKT A, CKT B
060 CKT A, CKT B
90 and 105 Ton
120, 130, and 150 Ton
Printed in U.S.A.
Form 48/50-91SI
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.
See Fig. 4.
SIZE
030,035
040
050-075
090-100
035 CKT A
035 CKT B
030 CKT A
030 CKT B
035 CKT A
035 CKT B
75 Ton
Pg 1
48/50A, 48/50N, 48/50P
INTRODUCTION
ACCESSORY PART NO.
CRSOUBLN001A00
CRSOUBLN001A00
CRSOUBLN001A00
CRSOUBLN001A00
CRSOUBLN002A00
CRSOUBLN003A00
CRSOUBLN002A00
CRSOUBLN002A00
CRSOUBLN005A01
CRSOUBLN005A01
CRSOUBLN001A00
CRSOUBLN002A00
CRSOUBLN007A00
CRSOUBLN004A01
CRSOUBLN002A00
CRSOUBLN002A00
CRSOUBLN005A01
CRSOUBLN005A01
CRSOUBLN006A00
CRSOUBLN001A00
CRSOUBLN001A00
CRSOUBLN001A00
1-19
Replaces: 48/50-84SI
QTY
2
3
4
6
1
1
2
1
2
4
4
1
1
2
1
1
2
4
4
5
6
8
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Summary of Contents for United Technologies Carrier CRSOUBLN001A00
- Page 1 48/50A, 48/50N, 48/50P Compressor Sound Blanket Accessory Installation Instructions Part No: CRSOUBLN001A00, CRSOUBLN002A00, CRSOUBLN003A00, CRSOUBLN004A01, CRSOUBLN005A01, CRSOUBLN006A00 and CRSOUBLN007A00 SAFETY CONSIDERATIONS INTRODUCTION Installation and servicing of air-conditioning equipment can be This accessory package is intended for use with 48/50A, hazardous due to system pressure and electrical components. 48/50N and 48/50P units.
-
Page 2: Control Box
a48-8652 CONTROL BOX COMPRESSOR ACCESS PANEL (END OF UNIT) Fig. 1 — 48P030,035 Compressor Access -8643 COMPRESSOR ACCESS PANELS Fig. 4 — 48/50P 070-100 Sizes Fig. 2 — Compressor Access, 48/50P 040,050 Sizes Wrap the sound blanket around the compressor in clock- wise direction. - Page 3 A38-7217 POWER LEADS FOR UNITS HOOK AND LOOP STRIPS TOP FLAP DISCHARGE OPENING COMPRESSOR BLANKET DISCHARGE LINE DISCHARGE LINE POWER LEADS FOR UNITS TERMINAL BOX Fig. 7 — Attach Top Flap of Blanket with Hook and Loop Strip for Single Compressors BLANKET 48/50A INSTALLATION BLANKET SLOT...
- Page 4 A48-8644 COMPRESSOR COMPRESSOR ACCESS DOORS ACCESS DOORS Fig. 10 — 48/50A 060 Size Compressor Fig. 8 — Compressor Access Door Access Door 48/50A 020-035 Sizes A48-8647 A48-8645 CONDENSER GRILLES (OPTIONAL) Fig. 11 — 48/50A 060 Size Compressor Access Wrap the sound blanket around the compressors and tubing in COMPRESSOR clockwise direction.
- Page 5 COMPRESSORS TOP FLAP TUBING HOOK AND LOOP STRIPS A48-8650 BLANKET BLANKET A48-8648 Fig. 12 — Compressor Blanket Around Pipe Fig. 14 — Attach Top Flap of Blanket with Hook and and Compressors for Tandem Compressors Loop Strip for Tandem Compressors BLANKET SLOTS A48-8649...
- Page 6 48/50N INSTALLATION Wrap the blanket around the compressor terminal box See Fig. 6. The 48/50N units use multiples of the CRSOUNBLN001A00 Attach the hook and loop strips on the vertical seam to kit, one per compressor. secure the blanket to the compressor. See Fig. 6. Remove security grilles or louvers from condenser section Attach top flap of blanket with the hook and loop strips if present.
- Page 8 © Carrier Corporation 2019 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 8 1-19 Replaces: 48/50-84SI...