Ingersoll-Rand 4WCA4024A1000A Installer'S Manual Download Page 3

88-4WCA4001-1A-EN

3

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Step 2 — Determine Unit Clearances . . . . . . . 5

Step 3 — Review Location and
Recommendation Information. . . . . . . . . . . . . . 7

Step 4 — Unit Installation. . . . . . . . . . . . . . . . . . . 8

Step 5 — Unit Startup . . . . . . . . . . . . . . . . . . . . . 17

Sequence of Operation . . . . . . . . . . . . . . . . . . . . 18

Heater and Airflow Tables . . . . . . . . . . . . . . . . 20

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Important Product Information . . . . . . . . 22

Table of Contents

Summary of Contents for 4WCA4024A1000A

Page 1: ...ment by an unqualified person could result in death or serious injury When working on the equipment observe all precautions in the literature and on the tags stickers and labels that are attached to t...

Page 2: ...le ec ct tr ri ic ca al l c cu ur rr re en nt t a ar re e g gr ro ou un nd de ed d I If f g gr ro ou un nd di in ng g w wi ir re es s s sc cr re ew ws s s st tr ra ap ps s c cl li ip ps s n nu ut ts s...

Page 3: ...ine Unit Clearances 5 Step 3 Review Location and Recommendation Information 7 Step 4 Unit Installation 8 Step 5 Unit Startup 17 Sequence of Operation 18 Heater and Airflow Tables 20 Maintenance 22 Imp...

Page 4: ...t S Sh hi ip pm me en nt t 1 Check for damage after the unit is unloaded Report promptly to the carrier any damage found to the unit Do not drop the unit I Im mp po or rt ta an nt t To prevent damage...

Page 5: ...88 4WCA4001 1A EN 5 Step 2 Determine Unit Clearances Figure 1 OUTLINE DRAWING...

Page 6: ...5 1 32 712 3 28 1 32 712 3 28 1 32 568 8 22 13 32 568 8 22 13 32 568 8 22 13 32 568 8 22 13 32 645 0 25 13 32 645 0 25 13 32 460 1 18 1 18 460 1 18 1 18 460 1 18 1 18 460 1 18 1 18 510 9 20 1 8 510 9...

Page 7: ...on for instruction on converting the supply and return airflow covers to down airflow 3 The field assembled Roof Mounting Curb BAYCURB060A or a field fabricated curb should be in place before the unit...

Page 8: ...of the structure with at least two 2 inches of insulation and weatherproof There must be a weatherproof seal where the duct enters the structure 5 Do not expose the unit to direct roof water runoff 6...

Page 9: ...ATHERPROOF OR RAIN SHIELD FLEXIBLE DUCT CONNECTORS OUTDOOR AIR DISCHARGE SUPPORT PAD FOUNDATION Table 1 Recommended Service Clearance Recommended Service Clearance BACK SIDE LEFT SIDE RIGHT SIDE FRONT...

Page 10: ...ng requires accessory kit BAYLIFT002A It includes a kit of four 4 lifting lugs 2 Insert the four lifting lugs in the openings provided in the drip lip on each end of the unit A tap or jerk to the lug...

Page 11: ...provide unit dimensions 11 Continue with the following installation sections to complete the installation Ductwork Filter and Electrical Wiring R Ro oo of ft to op p I In ns st ta al ll la at ti io o...

Page 12: ...op Horizontal Airflow Application with Frame Supply Air Return Air Roof Flashing Channel Iron Center Support Center Support required on all frame applications Angle Iron Frame S St te ep p 4 4 U Un ni...

Page 13: ...w these guidelines for ductwork construction Connections to the unit should be made with three 3 inch canvas connectors to minimize noise and vibration transmission Elbows with turning vanes or splitt...

Page 14: ...st be Made of 3 4 pipe size Pitched 1 4 per foot to provide free drainage to convenient drain system Trapped Must be connected to a closed drain system unless the trap is properly vented Figure 8 Typi...

Page 15: ...problem within the building structure 1 Remove the Control Heat access panel Pass the power wires through the Power Entry hole in the end of the unit 2 Connect the high voltage wires to the appropria...

Page 16: ...iring unless Class 1 wire of proper voltage rating is used Route the thermostat cable or equivalent single leads of No 18 AWG colored wire from the thermostat subbase terminals through the rubber grom...

Page 17: ...y be used in the A AU UT TO O mode O Op pe er ra at ti in ng g P Pr re es ss su ur re e C Ch he ec ck ks s After the unit has operated in the cooling mode for a short period of time install pressure g...

Page 18: ...rought on when the indoor temperature drops 1 1 2 degrees below the thermostat setting T TS SH H 2 2 contacts close providing power to the W W terminal on the indoor thermostat and to the supplementar...

Page 19: ...essor operating correctly and has the system been checked with a charging chart Has the voltage and running current been checked to determine if it is within limits Has the thermostat been checked for...

Page 20: ...0 4 0 5 0 6 0 7 0 8 0 9 1 Low CFM 898 835 773 710 WATTS 112 119 126 132 Medium CFM 931 880 822 764 705 WATTS 230 239 248 256 262 High CFM 917 WATTS 386 4WCA4030A1 ESP 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0...

Page 21: ...7 0 8 0 9 1 Low CFM 1673 1596 1515 1441 1372 WATTS 348 365 380 393 404 Medium CFM 1802 1725 1645 1579 1514 1446 1391 WATTS 427 446 464 478 491 502 521 High CFM 1794 1721 1658 1590 1530 1475 1432 1391...

Page 22: ...and drive system components economizer gaskets for possible replacement safety controls for mechanical cleaning electrical components and wiring for possible replacement and connection tightness conde...

Page 23: ...88 4WCA4001 1A EN 23 N No ot te es s...

Page 24: ...ency We are a global business committed to a world of sustainable progress and enduring results ingersollrand com The AHRI Certified mark indicates Ingersoll Rand participation in the AHRI Certificati...

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