Trane 2/4WCC30 Series Installer's Manual
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Trane 2/4WCC30 Series Installer's Manual

Trane 2/4WCC30 Series Installer's Manual

Single package heat pump, 13 seer, convertible, 1½- 5 ton, r-22/r-410a
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ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
Important — This Document is customer property. Please return to service information pack and give this Installer's Guide to the homeowner
upon completion of work.
2/4WCC3018A through 2/4WCC3060A
WARNING:
Installer's Guide
Single Package Heat Pump, 13 SEER
Convertible,
HAZARDOUS VOLTAGE - DISCONNECT POWER and DISCHARGE
1½
- 5 Ton, R-22/R-410A
2/4WCX3018A through 2/4WCX3060A
CAPACITORS BEFORE SERVICING
18-EB24D1-1

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Summary of Contents for Trane 2/4WCC30 Series

  • Page 1 18-EB24D1-1 Installer's Guide Single Package Heat Pump, 13 SEER Convertible, 1½ - 5 Ton, R-22/R-410A ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES Important — This Document is customer property. Please return to service information pack and give this Installer's Guide to the homeowner upon completion of work.

  • Page 2: Safety Considerations

    Installer’s Guide Safety Considerations IMPORTANT: Read this entire manual before beginning installation procedures. Read this manual carefully before attempting to install, operate, or perform maintenance on this unit. Installation and maintenance should be performed by qualified service technicians only. Note: "Warnings" and "Cautions" appear at appropriate places in this manual.

  • Page 3: Table Of Contents

    Installer’s Guide Contents Introduction Safety Considerations Read this manual carefully before attempting to install, operate, Introduction or perform maintenance on this unit. Installation and maintenance Step 1-Inspect Shipment should be performed by qualified service technicians only. This Step 2-Determine Unit Clearances unit is listed by Underwriters Laboratory.

  • Page 4: Step2-Determine Unit Clearances

    Installer’s Guide Step2—Determine Unit Clearances Figures 1 to 8 show the unit critical dimensions. Figures 2 and 4 show the WCC clearances and Figures 6 and 8 show the WCX clearances. RETURN SUPPLY Figure 1. WCC3018A through WCC3036A (1 of 2) Page 4...
  • Page 5 Installer’s Guide RETURN SUPPLY 40 [88] 25 [56] 57 [125] 158 [348] 635 [25.0] 36 [79] 508 [20.0] 36 [79] 57 [125] 40 [88] 158 [348] 25 [56] 635 [25.0] 508 [20.0] 25 [56] 158 [349] 36 [79] 57 [125] 40 [88] 635 [25.0] 508 [20.0]...
  • Page 6 Installer’s Guide RETURN SUPPLY Figure 3. WCC3042A through WCC3060A (1 of 2) Page 6...
  • Page 7 Installer’s Guide SUPPLY RETURN 62 [137] 46 [102] 179 [395] 41 [90] 30 [67] 629.92 [24.8] 673.1 [26.5] 954.10 [37-9/16] 58 [127] 36 [79] 685.8 [27.0] 47 [105] 76 [168] 217 [479] 635 [25.0] 1004.90 [39-9/16] 46 [102] 78 [172] 59 [130] 35 [77] 219 [482]...
  • Page 8 Installer’s Guide RETURN SUPPLY Figure 5 WCX3018A through WCX3036A (1 of 2) Page 8...
  • Page 9 Installer’s Guide RETURN SUPPLY 36 [79] 40 [88] 25 [56] 57 [125] 158 [348] 635 [25.0] 508 [20.0] 36 [79] 57 [125] 40 [88] 158 [348] 25 [56] 635 [25.0] 508 [20.0] 25 [56] 158 [349] 36 [79] 57 [125] 40 [88] 635 [25.0] 508 [20.0]...
  • Page 10 Installer’s Guide SUPPLY RETURN Figure 7. WCX3042A through WCX3060A (1 of 2) Page 10...
  • Page 11 Installer’s Guide RETURN SUPPLY 62 [137] 46 [102] 179 [395] 41 [90] 30 [67] 629.92 [24.8] 673.1 [26.5] 954.10 [37-9/16] 58 [127] 36 [79] 685.8 [27.0] 47 [105] 76 [168] 217 [479] 635 [25.0] 46 [102] 698.5 [27.5] 635 [25.0] 1004.90 [39-9/16] 78 [172] 59 [130]...

  • Page 12: Step 3-Review Location And Recommendation Information

    Installer’s Guide Down Airflow Units Step 3—Review Location and Recom- 1. Location of the unit must allow service clearance around it to mendation Information ensure adequate serviceability, maximum capacity, and peak Note: The unit is shipped for horizontal installation. operating efficiency. Note: If practical, install any internal accessories to the CAUTION MUST BE TAKEN AT ALL TIMES TO AVOID unit at the shop.

  • Page 13: Step 4-Unit Installation

    Installer’s Guide Step 4—Unit Installation Rooftop Installation -- Curb Mounting Note: The factory ships this unit for horizontal installation. Convert Horizontal Airflow to Down Airflow Ground Level Installation The factory ships the unit for horizontal airflow. Perform this To install the unit at ground level: procedure to convert it to down airflow: 1.

  • Page 14: Placing The Unit On The Mounting Curb

    Installer’s Guide Figure 10. Converting Horizontal to Down Airflow 2. Insert the four (4) lifting lugs in the openings provided in the drip Note: The ductwork is installed as part of the curb installation. lip on each end of the unit. See Figure 11 insert B. A tap or jerk Do not attach ductwork to the unit and lower the unit with to the lug will overcome the interference that arises due to the ductwork onto the curb.
  • Page 15 Installer’s Guide Figure 11. Lifting and Rigging EXISTING SHEET METAL SCREW HOLD-DOWN BRACKET WITH “A” CURB Note: Use the extreme mounting kit, BAYEXMK003AA, to additional holding strength to the unit to curb mounting. FLANGE OF CURB Figure 12. Placing Unit on Curb Page 15...
  • Page 16 Installer’s Guide Figure 13. Typical Rooftop Horizontal Airflow Application with Frame Figure 14.Typical Rooftop Down Airflow Application with Frame Page 16...

  • Page 17: Ductwork Installation

    Installer’s Guide Ductwork Installation Attaching Downflow Ductwork to Roof Curb UNIT EXTERIOR Supply and return air flanges are provided on the roof curb for easy WEATHERPROOF duct installation. All ductwork must be run and attached to the curb THIS SEAM before the unit is set into place.

  • Page 18: Air Filter Installation

    Installer’s Guide To connect power to the unit: Air Filter Installation 1. Remove the Control access panel. Pass the power The WC heating/cooling unit requires an air filter. The basic unit wires through the Power Entry hole in the end of the unit. does not have a filter in it.

  • Page 19: Field Wiring Diagram

    Installer’s Guide Field Wiring Diagram NOTES: 1. FUSED DISCONNECT SIZE, POWER WIRING AND GROUNDING OF EQUIPMENT MUST COMPLY WITH CODES. UNIT HEATER AREA UNIT CONTROL BOX 2. BE SURE POWER SUPPLY AGREES WITH EQUIPMENT AND HEATER NAMEPLATE. 3. LOW VOLTAGE WIRING TO BE 18 AWG MINIMUM CONDUCTOR.

  • Page 20: Control Wiring (Class Ii)

    Installer’s Guide Control Wiring (Class II) Has the indoor blower speed been determined and the proper Low voltage control wiring should not be run in conduit with power speed been set? To adjust the fan, see the Indoor Fan Motor wiring unless Class 1 wire of proper voltage rating is used.

  • Page 21: Cooling Mode

    Installer’s Guide Starting at the “R” terminal on the indoor thermostat, current goes IMPORTANT: De-energize the main power disconnect ONLY through the system switch (which is in “AUTO” position) to the TSH- when servicing the unit. Power may be required to keep the heat 1 contacts.

  • Page 22: Final Installation Checklist

    Installer’s Guide Service Maintenance Final Installation Checklist Cooling Season Does the unit run and operate as described in the section on To keep the unit operating safely and efficiently, the manufac- “Sequence of Operation” in response to the room thermostat? turer recommends that a qualified servicer check the entire system at least once each year or sooner if needed.
  • Page 23 Installer’s Guide Hi Speed Tap Setting LOAD PARK INDUCER (CC1) RD ( CC1) RD BLOWER (IDM) PR LOAD Low Speed Tap (IDM) RD Setting LOAD PARK INDUCER (CC1) RD ( CC1) RD BLOWER LOAD Figure 21. 208/230 Volt Speed Taps Hi Speed Tap Setting YELLOW ORANGE...

  • Page 24: Warranty Information

    Installer’s Guide Limited Warranty High Efficiency Heat Pump WCZ, WCY and 2/4WCX3 (Parts Only) Models Less Than 20 Tons for Residential Use* This limited warranty is extended by American Standard Inc., to the original purchaser and to any succeeding owner of the real property to which the Heat Pump is originally affixed, and applies to products purchased and retained for use within the U.S.A.
  • Page 25 Installer’s Guide Limited Warranty Heat Pump 2/4WCC3, WCD, WCH, WCK, WSC (Parts Only) Models Less Than 20 Tons for Residential Use* This limited warranty is extended by American Standard Inc., to the original purchaser and to any succeeding owner of the real property to which the Heat Pump is originally affixed, and applies to products purchased and retained for use within the U.S.A.
  • Page 26 Installer’s Guide Limited Warranty High Efficiency Heat Pump WCZ, WCY, 2/4WCC3, 2/4WCX3, WCD, WCH, WCK, WSC (Parts Only) Models Less Than 20 Tons for Commercial Use* This warranty is extended by American Standard Inc., to the original purchaser and to any succeeding owner of the real property to which the Heat Pump is originally affixed, and applies to products purchased and retained for use within the U.S.A.

This manual is also suitable for:

2/4wcx30 series2wcc3018a4wcc3018a2wcc3060a4wcc3060a2wcx3018a ... Show all

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