background image

6

x

y

1

2

3

4

C00071

DETAIL A

 

A05161

CORNER WEIGHTS (SMALL CABINET)

CORNER WEIGHTS (LARGE CABINET)

Unit

024

030

Unit

036

042

048

060

Total Weight

343

366

Total Weight

433

460

480

492

Corner Weight 1

69

74

Corner Weight 1

87

93

97

99

Corner Weight 2

53

57

Corner Weight 2

68

72

74

76

Corner Weight 3

83

88

Corner Weight 3

104

111

116

119

Corner Weight 4

138

147

Corner Weight 4

174

184

193

198

Rigging Weight

353

376

Rigging Weight

443

470

490

502

Fig. 5 -- 50SD Unit Corner Weights (in Pounds) and Suggested Rigging

A

B

C

MAXIMUM ALLOWABLE

DIFFERENCE (in.)

A-B

B-C

A-C

1/4

1/4

1/4

C99065

Fig. 6 -- Unit Leveling Tolerances

OPTIONAL

RETURN

AIR

OPENING

OPTIONAL

SUPPLY

AIR

OPENING

EVAP. COIL

COND. COIL

2"

C99096

Fig. 7 -- Slab Mounting Detail

UNIT FALLING HAZARD

Failure to follow this warning could result in personal injury

or death.
Never stand beneath rigged units or lift over people.

!

WARNING

INSTALLATION
The lifting/rigging bracket is engineered and designed to be

installed

only

on Small Packaged Products. This bracket is to be

used to rig/lift a Small Packaged Product onto roofs or other

elevated structures.

PROPERTY DAMAGE HAZARD

Failure to follow this warning could result in personal

injury/death or property damage.

Rigging brackets for one unit use only.

When removing a

unit at the end of its useful life, use a new set of brackets.

!

WARNING

USE OF RIGGING BRACKET

Field Installation of Rigging Bracket

1. If applicable, remove unit from shipping carton. Leave top

shipping skid on the unit for use as a spreader bar to prevent
the rigging straps from damaging the unit. If the skid is not

available, use a spreader bar of sufficient length to protect the
unit from damage.

2. Remove 4 screws in unit corner posts.

50SD50SD

Summary of Contents for 50SD024

Page 1: ...Rater Piston 19 TROUBLESHOOTING 19 START UP CHECKLIST 19 C99001 Fig 1 Unit 50SD SAFETY CONSIDERATIONS Installation and servicing of this equipment can be hazardous due to mechanical and electrical com...

Page 2: ...re that the fan discharge does not recirculate to the outdoor coil Do not locate the unit in either a corner or under an overhead obstruction The minimum clearance under a partial overhang such as a n...

Page 3: ...UNIT 2 00 50 8 SIDE OPPOSITE DUCTS 14 00 355 6 BOTTOM OF UNIT 0 50 12 7 NEC REQUIRED CLEARANCES INCHES mm BETWEEN UNITS POWER ENTRY SIDE 42 00 1066 8 UNIT AND UNGROUNDED SURFACES POWER ENTRY SIDE 36...

Page 4: ...m BETWEEN UNITS POWER ENTRY SIDE 42 00 1066 8 UNIT AND UNGROUNDED SURFACES POWER ENTRY SIDE 36 00 914 0 UNIT AND BLOCK OR CONCRETE WALLS AND OTHER GROUNDED SURFACES POWER ENTRY SIDE 42 00 1066 8 Refer...

Page 5: ...port CTyp G E F G D E A05308 UNIT SIZE ODS CATALOG NUMBER A IN MM B IN MM C IN MM D IN MM E IN MM F IN MM G IN MM 50SD024 030 CPRFCURB006A00 8 203 11 279 16 1 2 419 28 3 4 730 30 3 8 771 44 5 16 1126...

Page 6: ...follow this warning could result in personal injury or death Never stand beneath rigged units or lift over people WARNING INSTALLATION The lifting rigging bracket is engineered and designed to be ins...

Page 7: ...Be sure to check the drain tube for leaks Prime trap at the beginning of the cooling season start up 1 25mm MIN 2 50mm MIN TRAP OUTLET C99013 Fig 8 Condensate Trap Step 7 Install Duct Connections Thed...

Page 8: ...sion of vibration The transition may be screwed or bolted to duct flanges Use suitable gaskets to ensure weather tight and airtight seal 4 All units must have field supplied filters or accessory filte...

Page 9: ...res connected to the line side of the contactor 4 Connect field L1 to black wire on connection 11 of the compressor contactor 5 Connect field wire L2 toyellow wireon connection13 ofthe compressor cont...

Page 10: ...erminals 3 Never attempt to repair soldered connection while refrigerant system is under pressure 4 Do not use torch to remove any component System contains oil and refrigerant under pressure 5 To rem...

Page 11: ...83 3 80 90 208 230 3 60 187 253 11 7 88 0 0 9 4 1 19 6 19 6 25 25 3 8 5 0 10 4 12 0 19 6 20 2 25 25 7 2 10 0 20 8 24 1 31 2 35 2 35 40 11 3 15 0 31 3 36 1 44 2 50 2 15 0 20 0 41 7 48 1 57 2 65 3 60 7...

Page 12: ...n time delay expires when FAN switch is placed in AUTO position 2 Place SYSTEM switch in COOL position and FAN switch in AUTO position Set cooling control below room temperature Observe that compresso...

Page 13: ...604 1538 1457 1362 1271 High Watts 798 772 738 700 CFM 1720 1648 1540 1414 048 Low Watts 627 617 607 584 567 548 528 503 CFM 1550 1530 1493 1461 1414 1361 1320 1250 Med Watts 771 755 734 711 690 665 6...

Page 14: ...14 A05112 Fig 13 Wiring Diagram 208 230 1 60 50SD...

Page 15: ...15 A06307 Fig 14 Wiring Diagram 208 230 3 60 50SD...

Page 16: ...16 A06485 Fig 15 Wiring Diagram 460 3 60 50SD...

Page 17: ...o change the speed of the indoor fan motor IFM remove the fan motor speed leg lead from the time delay relay TDR This wire is attached to terminal 3 of TDR for 3 phase units To change the speed remove...

Page 18: ...g season Clean when necessary 4 Check electrical connections for tightness and controls for proper operation each cooling season Service when necessary 5 Ensure electric wires are not in contact with...

Page 19: ...e grille ELECTRICAL CONTROLS AND WIRING Inspect and check the electrical controls and wiring annually Be sure to turn off the electrical power to the unit Remove access panel to locate all the electri...

Page 20: ...e cause Insufficient line voltage Determine cause and correct Blocked outdoor coil Determine cause and correct Defective run start capacitor overload or start relay Determine cause and replace Faulty...

Page 21: ...AIR FILTER IS CLEAN AND IN PLACE VERIFY THAT UNIT INSTALLATION IS LEVEL CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING ORIFICE AND SETSCREW TIGHTNESS III START UP ELECTRICAL SUPPLY VOLTAGE ____...

Page 22: ...t 2006 Carrier Corporation Printed in the U S A Edition Date 09 06 Catalog No 50SD 4SI Replaces 50SD 3SI Manufacturer reserves the right to change at any time specifications and design without notice...

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