Carrier 48SS018-060 user manual

User manual for the device Carrier 48SS018-060

Device: Carrier 48SS018-060
Category: Air Conditioner
Manufacturer: Carrier
Size: 1.91 MB
Added : 12/5/2013
Number of pages: 52
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Abstracts of contents
Summary of the content on the page No. 1

48SS018-060
48SX024-060
Single Package Gas Heating/
Electric Cooling Units
Installation, Start-Up and
Service Instructions
CONTENTS
Page
SAFETY CONSIDERATIONS .................1-9
General......................................1
RECEIVING AND INSTALLATION ...........10-22
Step 1 — Check Equipment..................10
• IDENTIFY UNIT
• INSPECT SHIPMENT
Step 2 — Provide Unit Support ..............10
• ROOF CURB
• SLAB MOUNT
• FLUSH MOUNT
Step 3 — Field Fabricate Ductwork...........10
Step 4 — Provide

Summary of the content on the page No. 2

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel.............................0 Unit top...........................36 (914) Side opposite ducts .....................36 (914) Compressor access .....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs...............48 (1219) Unit top...........................14 (356) Duct side of unit ........................2 (51) Side opposite ducts .....................14 (356)

Summary of the content on the page No. 3

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel.............................0 Unit top...........................36 (914) Side opposite ducts .....................36 (914) Compressor access .....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs...............48 (1219) Unit top...........................14 (356) Duct side of unit ........................2 (51) Side opposite ducts .....................14 (356)

Summary of the content on the page No. 4

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel.............................0 Unit top...........................36 (914) Side opposite ducts .....................36 (914) Compressor access .....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs...............48 (1219) Unit top...........................14 (356) Duct side of unit ........................2 (51) Side opposite ducts .....................14 (356)

Summary of the content on the page No. 5

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel.............................0 Unit top...........................36 (914) Side opposite ducts .....................36 (914) Compressor access .....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs...............48 (1219) Unit top...........................14 (356) Duct side of unit ........................2 (51) Side opposite ducts .....................14 (356)

Summary of the content on the page No. 6

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel.............................0 Unit top...........................36 (914) Side opposite ducts .....................36 (914) Compressor access .....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs...............48 (1219) Unit top...........................14 (356) Duct side of unit ........................2 (51) Side opposite ducts .....................14 (356)

Summary of the content on the page No. 7

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel...........................0 Unit top .........................36 (914) Side opposite ducts....................36 (914) Compressor access....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs.............48 (1219) Unit top .........................14 (356) Duct side of unit ......................2 (51) Side opposite ducts....................14 (356) Bottom of unit

Summary of the content on the page No. 8

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel.............................0 Unit top...........................36 (914) Side opposite ducts .....................36 (914) Compressor access .....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs...............48 (1219) Unit top...........................14 (356) Duct side of unit ........................2 (51) Side opposite ducts .....................14 (356)

Summary of the content on the page No. 9

REQ’D CLEARANCES FOR SERVICING. in. (mm) Duct panel.............................0 Unit top...........................36 (914) Side opposite ducts .....................36 (914) Compressor access .....................36 (914) (Except for NEC requirements) REQ’D CLEARANCES TO COMBUSTIBLE MAT’L. in. (mm) Maximum extension of overhangs...............48 (1219) Unit top...........................14 (356) Duct side of unit ........................2 (51) Side opposite ducts .....................14 (356)

Summary of the content on the page No. 10

Ducts passing through an unconditioned space must be RECEIVING AND INSTALLATION insulated and covered with a vapor barrier. Step 1 — Check Equipment If a plenum return is used on a vertical unit, the return IDENTIFYUNIT—Theunitmodelnumberandserialnum- should be ducted through the roof deck to comply with ap- ber are stamped on unit identification plate. Check this plicable fire codes. information against shipping papers and job data. A minimum clearance is not required around ductwork. Cabinet ret

Summary of the content on the page No. 11

PART NUMBER ‘‘A’’ CPRFCURB001A00 89 [203] FLAT CPRFCURB002A00 119 [279] CURB CPRFCURB003A00 149 [356] NOTES: 1. Roof curb must be set up for unit being installed. 2. Seal strip must be applied as required for unit being installed. 3. Dimensions in [ ] are in millimeters. 4. Roof curb is made of 16 gage steel. 5. Attach ductwork to curb (flanges of duct rest on curb). 6. Service clearance 4 ft on each side. 7. Direction of airflow. 8. Insulated panels: 1-in. thick fiberglass 1 lb density. Fig. 10 —

Summary of the content on the page No. 12

NOTICE TO RIGGERS Hook rigging shackles through holes in lifting brackets, as shown in Detail ‘‘A.’’ Lifting brackets to be centered around the unit center of gravity. Use wood top skid when rigging, to prevent rigging straps fromdamagingunit.Remove4screwstoslidewoodsupportthrough rectangular hole in rail. All panels must be in place when rigging. UNIT MAX AB C 48SS WEIGHT Size lb kg in. mm in. mm in. mm Fig. 11 — Slab Mounting Details 018 320 145 24.4 619 28.2 715 024 363 165 22.6 574 28.2 715

Summary of the content on the page No. 13

UNITS WITH OPTIONAL BASE RAIL — Lifting holes toProvincialandlocalplumbingorwastewatercodesand are provided in optional base rail as shown in Fig. 13. Op- other applicable local codes. erating weights are shown in Tables 1 and 2. Refer to rig- 2. Removefromshippinglocation.Placeventcapassembly ging instructions on unit. overfluepanel.Orientscrewholesinventcapwithholes Protective wood support must be removed from unit be- in the flue panel. fore unit is mounted to curb. Remove 4 screws that secure

Summary of the content on the page No. 14

Table 1 — Physical Data — Unit 48SS UNIT SIZE 48SS 018040 024040 024060 030040 030060 030080 036060 036080 036100 036120 1 1 1 1 NOMINAL CAPACITY (ton) 1 ⁄2 22 2⁄2 2⁄2 2⁄2 3333 OPERATING WEIGHT (lb) Without Base Rail 272 303 315 320 332 332 336 336 348 348 With Optional Base Rail 296 327 339 344 356 356 360 360 372 372 COMPRESSORS Rotary Reciprocating Quantity 11 REFRIGERANT (R-22) Charge (lb) 2.60 2.75 2.75 3.40 3.40 3.40 4.30 4.30 4.30 4.30 REFRIGERANT METERING DEVICE Acutrol™ Device Orifice ID

Summary of the content on the page No. 15

Table 2 — Physical Data — Unit 48SX UNIT SIZE 48SX 024040 024060 030040 030060 030080 036060 036080 036100 036120 1 1 1 NOMINAL CAPACITY (ton) 22 2⁄2 2⁄2 2⁄2 3333 OPERATING WEIGHT (lb) Without Base Rail 333 345 336 348 348 366 366 378 378 With Optional Base Rail 357 369 360 372 372 390 390 402 402 COMPRESSORS Scroll Quantity 1 REFRIGERANT (R-22) Charge (lb) 3.9 3.9 4.5 4.5 4.5 5.4 5.4 5.4 5.4 REFRIGERANT METERING DEVICE Acutrol™ Device Orifice ID (in.) .034 .034 .030 .030 .030 .032 .032 .032 .032

Summary of the content on the page No. 16

(Text continued from page 13) CONFIGURINGUNITSFORDOWNFLOW(VERTICAL) DISCHARGE Unstable operation may occur when the gas valve andmanifoldassemblyareforcedoutofpositionwhile Beforeperformingserviceormaintenanceoperationson connectingimproperly-routedrigidgaspipingtothe thesystem,turnoffmainpowertounitorelectricalshock gasvalve.Useabackupwrenchwhenmakingcon- could result. nection to avoid strain on, or distortion of, the gas control piping. 1. Openallelectricaldisconnectsbeforestartinganyserv- ice

Summary of the content on the page No. 17

Table 3 — Maximum Gas Flow Capacity* NOMINAL INTERNAL LENGTH OF PIPE, FT† IRON PIPE, DIAMETER SIZE (in.) 10 20 30 40 50 60 70 80 90 100 125 150 175 200 (in.) 1 ⁄2 .622 175 120 97 82 73 66 61 57 53 50 44 40 — — 3 ⁄4 .824 360 250 200 170 151 138 125 118 110 103 93 84 77 72 1 1.049 680 465 375 320 285 260 240 220 205 195 175 160 145 135 1 1 ⁄4 1.380 1400 950 770 600 580 530 490 460 430 400 360 325 300 280 1 1 ⁄2 1.610 2100 1460 1180 990 900 810 750 690 650 620 550 500 460 430 *Capacity of pipe in c

Summary of the content on the page No. 18

Step 10 — Install Electrical Connections The unit cabinet must have an uninterrupted, unbroken electricalgroundtominimizethepossibilityofpersonal injury if an electrical fault should occur. This ground may consist of an electrical wire connected to the unit ground lug in the control compartment, or conduit ap- proved for electrical ground when installed in accor- dance with NEC (National Electrical Code) ANSI/ NFPA (latest edition) (in Canada, Canadian Electrical CodeCSA[CanadianStandardsAssocia

Summary of the content on the page No. 19

Table 4A — Electrical Data — Unit 48SS VOLTAGE OUTDOOR-FAN INDOOR-FAN UNIT AWG60C COMPRESSOR POWER SUPPLY MAX WIRE RANGE MOTOR MOTOR SIZE V-PH-Hz MIN WIRE LENGTH (ft) 48SS SIZE Min Max RLA LRA FLA FLA MCA MOCP* 018 208/230-1-60 187 253 8.3 45.0 0.7 1.8 12.9 15 14 75 024 208/230-1-60 187 253 12.4 61.0 0.7 2.0 18.2 30 12 80 208/230-1-60 187 253 14.4 82.0 1.4 2.3 21.4 30 10 100 030 208/230-3-60 187 253 9.4 66.0 1.4 2.0 15.1 25 12 80 208/230-1-60 187 253 18.0 96.0 1.4 2.8 26.7 40 10 90 036 208/230-3

Summary of the content on the page No. 20

Table 4B — Electrical Data — Unit 48SX VOLTAGE OUTDOOR-FAN INDOOR-FAN UNIT AWG60C COMPRESSOR POWER SUPPLY MAX WIRE RANGE MOTOR MOTOR SIZE V-PH-Hz MIN WIRE LENGTH (ft) 48SX SIZE Min Max RLA LRA FLA FLA MCA MOCP* 024 208/230-1-60 187 253 12.9 62.5 1.4 2.0 19.5 30 12 75 030 208/230-1-60 187 253 15.0 76.0 1.4 2.6 22.8 30 10 100 208/230-1-60 187 253 16.7 95.0 1.4 2.8 25.1 30 10 95 036 208/230-3-60 187 253 10.9 75.0 1.4 2.8 17.8 25 12 70 460-3-60 414 506 5.4 40.0 0.8 1.4 9.0 10 14 100 208/230-1-60 187


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