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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 this Installer's Guide to service information pack and give to the homeowner
upon completion of work.
4DCL4024 through 4DCL4060
!
WARNING
SAFETY HAZARD!
This information is for use by individuals having adequate backgrounds
of electrical and mechanical experience. Any attempt to repair a central
air conditioning product may result in personal injury and/or prop-
erty damage. The manufacturer or seller cannot be responsible for the
interpretation of this information, nor can it assume any liability in
connection with its use.
!
WARNING
HAZARDOUS GASSES!
Exposure to fuel substances, or by-products of incomplete fuel combus-
tion, is believed by the state of California to cause cancer, birth defects,
or other reproductive harm.
This warning complies with State of California law, Proposition 65.
This product must be gas piped by a Licensed Plumber or Gas Fitter in
the Commonwealth of Massachusetts.
WARNING:
RELEASED 10/Aug/2020 16:34:00 GMT
Installer's Guide
Single Packaged Dual Fuel 14 SEER
Convertible, NOx Limiting, 2 - 5 Ton, 60 - 115 MBTU
R-410A
HAZARDOUS VOLTAGE - DISCONNECT POWER and DISCHARGE
18-EB38D1-1A-EN
!
WARNING
WARNING!
This product can expose you to chemicals including lead, which are
known to the State of California to cause cancer and birth defects or
other reproductive harm. For more information go to www.P65Warn-
ings.ca.gov
!
WARNING
HAZARDOUS VOLTAGE, MOVING PARTS, AND GAS!
Bodily injury can result from high voltage electrical components, fast
moving fans, and combustible gas. For protection from these inherent
hazards during installation and service, the electrical supply must be
disconnected and the main gas valve must be turned off. If operating
checks must be performed with the unit operating, it is the technician's
responsibility to recognize these hazards and proceed safely.
!
WARNING
SAFETY HAZARD!
Do not operate the unit without the evaporator fan or coil access pan-
els in place. Reinstall the access panels after performing maintenance
proceedures on the fan. Operating the unit without the access panels
properly installed may result in severe personal injury or death.
CAPACITORS BEFORE SERVICING
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Table of Contents
Related Manuals for Trane 4DCL4024
Summary of Contents for Trane 4DCL4024
- Page 1 This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warn- ings.ca.gov 4DCL4024 through 4DCL4060 WARNING WARNING HAZARDOUS VOLTAGE, MOVING PARTS, AND GAS!
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Page 2: Safety Considerations
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Safety Considerations IMPORTANT: Read this entire manual before beginning installation procedures. WARNING NOTICE CONTAINS REFRIGERANT! Warning and Cautions appear at appropriate locations SYSTEM CONTAINS OIL AND REFRIGERANT UNDER HIGH throughout this guide. Read these carefully. PRESSURE. -
Page 3: Table Of Contents
5. If this unit is being installed on a curb, verify that the correct Service Maintenance curb is provided for the unit. Cooling Season • 4DCL4024-036 use model BAYCURB050A. Heating Season • 4DCL4042-060 use model BAYCURB051A. Flue Hood and Combustion Blower Cleaning 6. -
Page 4: Step 2-Determine Unit Clearances
Step 2—Determine Unit Clearances Figures 1 through 6 show the unit critical dimensions. NOTE: The view labed "Bottom Side" represents the base as viewed looking up from underneath the unit. Figure 1. 4DCL4024 through 4DCL4036 (1 of 3) Page 4... - Page 5 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Figure 2. 4DCL4024 through 4DCL4036 (2 of 3) Page 5...
- Page 6 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT 4DCL4024 (060) 4DCL4030 (070) 4DCL4036/4DCL6036 (070) Figure 3. 4DCL4024 through 4DCL4036 (3 of 3) Page 6...
- Page 7 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT NOTE: The view labed "Bottom Side" represents the base as viewed looking up from underneath the unit. Figure 4. 4DCL4042 through 4DCL 4060 (1 of 3) Page 7...
- Page 8 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Figure 5. 4DCL4042 through 4DCL4060 (2 of 3) Page 8...
- Page 9 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT 4DCL4042 (090) 4DCL4048 (090) 4DCL4060 (115) Figure 6. 4DCL4042 through 4DCL4060 (3 of 3) Page 9...
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Page 10: Step 3-Review Location And Recommendation Information
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Step 3—Review Location and Recommendation Information NOTE: The unit is shipped for horizontal installation. Down Airflow Units NOTE: During heating operation, avoid supply air below 80 Location of the unit must allow service clearance around it to degrees F or return air below 50 degrees F to prevent flue ensure adequate serviceability, maximum capacity, and peak gas condensation. -
Page 11: Step 4-Unit Installation
3. Location of the unit must allow service clearance around it. are two curbs depending on the unit cabinet sizes: Clearance of the unit must be given careful consideration. See • 4DCL4024 through 4DCL4036 use model BAYCURB050A. Figures 1 to 6, pages 4-9. • 4DCL4042 through 4DCL4060 use model BAYCURB051A. -
Page 12: Lifting And Rigging
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Figure 8. Converting Horizontal to Down Airflow Lifting and Rigging IMPORTANT: The unit must be lowered into position. The P.V.C. WARNING rubber tape on the curb flange permits the unit to be repositioned if required without destroying the P.V.C. rubber seal affixed to Improper Unit Lift! the mounting curb. -
Page 13: Rooftop Installation -- Frame Mounting
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Small Cabinet Medium Cabinet *****018-036 *****042-060 NOTE: These views represent the base as viewed looking up from underneath the unit. IMPORTANT: Unit requires vibration isolator supports in the general areas shown. Locate 3/4" thick vibration isolators on the bottom of the basepan as illustrated by black dots for ground level pad applications. - Page 14 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT IMPORTANT: To prevent damage to the sides and top of the unit when hoisting, use “spreader bars” as Base of unit rest shown in these illustrations. Drip lip on on top of curb perimeter of rails unit Spreader Bars...
- Page 15 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Supply Air Return Air Roof Flashing Channel Iron Center Support (Center Support required on all Frame Angle Iron Frame Applications.) Figure 12. Typical Rooftop Horizontal Airflow Application with Frame Supply Air Return Air Roof Flashing Roof Flashing Channel Iron Center Support (Center Angle Iron Frame...
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Page 16: Ductwork Installation
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Ductwork Installation Attaching Downflow Ductwork to Roof Curb UNIT EXTERIOR Supply and return air flanges are provided on the BAYCURB050 WEATHERPROOF and BAYCURB051 model roof curbs for easy duct installation. All THIS SEAM ductwork must be run and attached to the curb before the unit is FIELD DUCT set into place. -
Page 17: Gas Piping Installation
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT IMPORTANT: Before making the gas pipe connection give serious consideration to providing the clearance necessary to remove the Gas Pressure Set-up Precautions access panels on the unit (e.g., economizer and filter access panels). IMPORTANT: Do not connect gas piping to the unit until a line NOTE: In the absence of local codes, the installation must pressure test has been completed. -
Page 18: Verify Manifold Pressure
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT a. Attach a manifold pressure gauge. 4. Before connecting the piping circuit to the unit, bleed the air from the supply line and then cap or plug the line and test the b. Remove the slot screw on top of the gas valve for 1st stage mani- pressure at the tapped shut-off cock. -
Page 19: High Altitude Installation
FILTER UNIT ity and within sight of the unit. If disconnect must be mounted to the RESISTANCE ("W.C.) SIZE(Sq Ft) cabinet, the location shown in Figure 21 should be the only one 4DCL4024 2.67 0.08 considered. 4DCL4030 1000 3.33 0.08... -
Page 20: Power Wiring
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT NOTE: The 4DCL units require approved dual fuel comfort control. Do not install any other model of thermostat with this 4DCL unit. Otherwise, mis-operation could result. Contactor NOTE: See Comfort Control Guide for required sensors & jumper add or removals. -
Page 21: Field Wiring Diagram
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT 4DCL4 FIELD WIRING DIAGRAM (CONSTANT CIRCULATION) Figure 22. 4DCL4 Field Wiring Diagram Page 21... -
Page 22: Step 5-Unit Startup
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Operating Pressures After the unit has operated in the cooling mode for a short period of time, install pressure gauges on the gauge ports of the discharge and suction line valves. Check the suction and discharge pressures and compare them to the normal operating pressures provided in the unit’s SERVICE FACTS. -
Page 23: Starting The Unit In Gas Heating Mode
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT NOTE: See the section on “Sequence of Operation”, page 24, for a description of the heating operating sequence. Allow the comfort control to cycle on and off a few times at a rate of not more than once every thirty (30) seconds. The gas heating section of the unit can be started using the Check both the control operation and the burner operating following procedure:... -
Page 24: Sequence Of Operation
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Sequence of Operation The gas heat will operate with the heat pump when the unit requires a defrost cycle. The gas heat is used to offset the Operation of the unit heating or cooling cycles is controlled by effect of the unit going into the cooling mode during defrost. - Page 25 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Cycling on 1st stage heat: When the thermostat cycles the Note that the *CONT402 may transition from second stage heat pump off, power is removed from (Y/Y1) and (G). If the heating (gas) to first stage (heat pump) and then back to indoor blower delay is defeated in the unit, it is an installer second stage heating (gas) instead of just cycling the gas option for the thermostat to control the delay of the indoor...
- Page 26 Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Turning off from 1st stage: DEMAND DEFROST OPERATION During the heating cycle, the outdoor coil may require a defrost Same sequence as cycling on 1st stage heat (described cycle which is determined by the demand defrost control (DFC). previously) except that the thermostat will make the transition to This control continuously measures the outdoor coil temperature off as described previously and will keep the heat pump turned...
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Page 27: Maintenance
Installer’s Guide RELEASED 10/Aug/2020 16:34:00 GMT Maintenance Heating Season Complete the following unit inspections and service routines Owner Maintenance described at the beginning of each heating season. WARNING Visually inspect the unit to ensure that the airflow required for combustion and condenser coil is not obstructed from the EXPLOSION HAZARD! unit. -
Page 28: Ecm Fan Motor Adjustments
The pause between groups of fast flashes is 3 seconds. Trane 6200 Troup Highway Tyler, TX 75707 07/20 The manufacturer has a policy of continuous product and product data improvement. © 2020 Trane It reserves the right to change design and specification without notice. Page 28...