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262673-UIM-B-0707

Unitary Products Group

7

SECTION VIII: UNIT DATA

TABLE 6: 

Physical and Electrical Data

Models: MA

12B

16C

20D

Blower - Diameter x Width

10 x 9

10 x 10

11 x 10

Motor

HP

3/4

1

1

Nominal RPM

1075

1075

1075

Voltage

115V

115V

115V

Amps

Full Load (115)

9.8

11.4

11.2

Filter

1

Type

DISPOSABLE OR PERMANENT

Size

16 x 20 x 1

20 x 20 x 1

24 x 20 x 1

Permanent Type Kit

1PF0601BK

1PF0602BK

1PF0604BK

Filter Rack

1FR0617

1FR0621

1FR0624

Shipping / Operating Weight (lbs.)

82 / 78

90 / 84

97 / 91

1.  Field Supplied

TABLE 7: 

Electrical Data - Cooling Only (60 Hz)

Models

MA

Total Motor Amps

Minimum Circuit Ampacity

Max. O.C.P.

Amps/

Type

Minimum Wire Size 

A.W.G.

60 Hertz

60 Hertz

115V

115V

12B

9.8

12.3

15

14

16C

11.4

14.0

15

14

20D

11.2

14.3

15

14

1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.

TABLE 8: 

Air Flow Data - 60 Hz Models (115 Volt)

Models

MA

Models

MC

Blower Motor 

Speed

115 Volt - 60 Hz

CFM

@ External Static Pressure - IWC

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

12B

MC30B 
MC35B

High

1429

1363

1290

1212

1133

1037

929

670

534

375

Med.

1213

1153

1097

1037

977

896

697

549

453

220

Low

1075

1032

990

927

873

770

611

494

405

212

MC36B

High

1607

1533

1463

1395

1319

1044

851

725

673

673

Med.

1308

1258

1197

1146

1097

887

742

648

608

609

Low

1148

1108

1061

1017

976

807

690

613

582

582

MC43B

High

1462

1396

1322

1254

1172

1067

941

693

585

464

Med.

1205

1154

1102

1046

980

897

704

560

441

220

Low

1075

1020

969

906

842

735

592

470

364

190

16C

MC42C

High

1959

1874

1802

1708

1606

1486

1408

1264

953

810

Med.

1631

1587

1542

1473

1395

1315

1218

967

821

533

Low

1447

1431

1401

1363

1304

1241

1098

844

751

712

MC43C 
MC35C

High

1825

1742

1660

1578

1486

1396

1306

1187

802

577

Med.

1637

1572

1507

1431

1361

1276

1171

1043

722

493

Low

1510

1456

1403

1341

1278

1202

1088

785

684

456

MC48C

High

2018

1895

1772

1649

1525

1402

1279

1156

1033

910

Med.

1684

1595

1506

1417

1328

1240

1151

1062

973

884

Low

1561

1476

1392

1308

1223

1139

1055

970

896

801

20D

MC48D

High

2226

2190

2103

2035

1931

1845

1683

1541

1465

1328

Med.

2115

2087

2017

1951

1851

1744

1542

1466

1406

1254

Low

N/A

N/A

N/A

1716

1643

1554

1451

1379

1292

1151

MC60D

High

2326

2235

2192

2107

2027

1906

1786

1538

1469

1368

Med.

2150

2089

2036

2008

1944

1852

1692

1499

1416

1295

Low

2012

1923

1834

1718

1676

1600

1447

1389

1311

1200

MC61D
MC62D

High

2357

2321

2254

2191

2139

1951

1859

1656

1556

1472

Med.

2212

2144

2111

2069

1986

1862

1727

1566

1498

1369

Low

2066

1934

1910

1817

1723

1646

1514

1442

1381

1245

1. Includes return air filter, coil, and 10kW electric heater.

Summary of Contents for MA - 115V

Page 1: ...rate injury It is also used to alert against unsafe practices and hazards involving only property dam age Improper installation may create a condition where the operation of the product could cause personal injury or property damage Improper installation adjustment alteration service or mainte nance can cause injury or property damage Refer to this manual for assistance or for additional informati...

Page 2: ...e who have not kept up with changing residential and non HUD modular home construction practices These instructions are required as a minimum for a safe installation INSPECTION As soon as a unit is received it should be inspected for possible dam age during transit If damage is evident the extent of the damage should be noted on the carrier s freight bill A separate request for inspection by the c...

Page 3: ...is document 8 Reposition and replace blower access panel AIR HANDLER AND COIL DOWNFLOW INSTRUCTIONS 1 Position blower casing over duct connection and secure such that the supply air end of the blower is down 2 Apply neoprene gasket to return air side of air handler 3 Place coil casing over blower return opening NOTE Tie plate and screws are provided with coils 4 Attach tie plate to casings of air ...

Page 4: ...al and or national codes This includes the standards of the National Fire Protection Association for Installation of Air Conditioning and Ventilat ing Systems NFPA No 90B AIR FILTERS Air filters and filter racks must be field supplied SUSPENSION KITS A suspension kit is available Models 1BH0601 unit size 018 060 is designed specifically for the units contained in this instruction upflow applicatio...

Page 5: ...s The humidity switch should be connected to the R and HUM terminals of the control See Figure 8 SECTION V REQUIRED CONTROL SET UP IMPORTANT The following steps must be taken at the time of installa tion to insure proper system operation 1 Consult system wiring diagram to determine proper thermostat wiring for your system 2 HEAT ENABLE jumper must be set to NO HEAT position 3 If a humidstat is ins...

Page 6: ... can be used to drive an external relay 24 VAC coil that switches the power input to the motor to a lower speed tap An accessory kit is available for this application The LOW FAN output is energized when the control has the following inputs as shown in Table 4 Blower Delays The control includes the following blower delays as shown in Table 5 SECTION VI LINE POWER CONNECTIONS Power may be brought i...

Page 7: ...1607 1533 1463 1395 1319 1044 851 725 673 673 Med 1308 1258 1197 1146 1097 887 742 648 608 609 Low 1148 1108 1061 1017 976 807 690 613 582 582 MC43B High 1462 1396 1322 1254 1172 1067 941 693 585 464 Med 1205 1154 1102 1046 980 897 704 560 441 220 Low 1075 1020 969 906 842 735 592 470 364 190 16C MC42C High 1959 1874 1802 1708 1606 1486 1408 1264 953 810 Med 1631 1587 1542 1473 1395 1315 1218 967 ...

Page 8: ... Control Board 4 MODE Jumper on AH control board should be set to A C for air conditioners and HP for heat pumps SECTION IX MAINTENANCE Filters must be cleaned or replaced when they become dirty Inspect at least once per month The frequency of cleaning depends upon the hours of operation and the local atmospheric conditions Clean filters keep unit efficiency high LUBRICATION The bearings of the bl...

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