TRANE BAYCONV Series Horizontal Conversion Kit 

Horizontal Conversion Kit

Kits used to convert 4PXC*U dedicated Upflow coil to Horizontal Left or Horizontal Right or convert 4PXC*D dedicated Downflow coil to Horizontal Right.
BAYCONV18B
BAYCONV23B
BAYCONV27B
BAYCONV30B
BAYCONV30C

ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES

IMPORTANT — This Document is customer property and is to remain with this unit. Please return to service information pack upon completion of work.

GENERAL

These kits are designed for use in combination with a 4PXC coil to convert the coil for horizontal use. Dedicated up flow coils may be converted to either horizontal left or horizontal right. Dedicated downflow coils may only be converted to horizontal right.
The 4PXC equipment has been evaluated in accordance with the Code of Federal Regulations, Chapter XX, Part 3280 or the equivalent. “Suitable for Mobile Home use” The height of the Furnace, Coil and discharge duct work must be 7 ft. or less. Inspect the kit components for shipping damage. Notify the transportation company immediately if the coil is damaged.

KIT COMPONENTS

NOTE: All items are used for horizontal left conversion. Part 3 not required for horizontal right conversion.

• Part 6 only included with kits having Horizontal Drain Pans with part numbers D346112P01 through P04. Refer to part number embossed on rear of pan.

APPLICATION INFORMATION

See the table below to verify the coil and kit match. Theapplication specific sections will show what changes are needed for the coils.

RECOMMENDATION

Use the Installer’s Guide packaged with the coil for the physical installation of the coil.
IMPORTANT:
To ensure proper operation, make sure the airflow direction arrow marked on the coil cabinet matches the furnace airflow.
NOTE: Water blow-off could occur in certain installation position if the airflow setting exceeds the maximum values listed. Please refer to “maximum airflow setting” label or literature shipped with unit.
If a coil is part of the total system installation, use the Installer’s Guide packaged with the furnace, outdoor section, and thermostat for physically installing those components.

COIL CONVERSION PROCEDURE

CAUTION

Dedicated downflow coils may NOT be installed in the horizontal left position.

1. Remove coil front panels and slide out coil assembly.
   
2. Modify coil and cabinet as shown in Figure 2, Figure 3, and Figure 4.
   
   
   
3. REQUIRED FOR HORIZONTAL LEFT COIL CONVERSION ONLY. Splash Guard installation is required to prevent water blow off.
   a. Place Channel for Splash Guard into Horizontal Drain Pan as shown in Figure 5.
   
   b. Slide Horizontal Drain Pan and coil assembly into cabinet. Refer to Step 4 and Figure 7 below
   
4. c. Wedge flange of Splash Guard between Channel for Splash Guard and Horizontal Drain Pan as shown in Figure 6.
   
   d. Drive one field-supplied sheet metal screw into Splash Guard through factory-provided clearance hole in the front duct flange on the coil case. Refer to Figures 6 and 8.
   
   CAUTION 
   When supplied with kit, Heat Shield MUST be installed on Horizontal Drain Pan.
5. If supplied with kit, ensure Heat Shield is installed on Horizontal Drain Pan. Slide the new Horizontal Drain Pan onto the coil and slide back into the coil cabinet. See Figure 7.
   NOTE: Heat Shield only required for Horizontal Drain Pans having part numbers D346112P01 through P04. Refer to part number embossed on rear of pan. See Figure 7.
6. Remove the insulation and cap blocking the Horizontal Drain Pan condensate ports on the front panel of the coil case.
7. Remove the Side-Pull Plugs from the Horizontal Drain Pan and install into downflow drain pan as shown in Figure 8. Put front panels back on.
8. Attach the coil to the furnace as shown in Figure 9 and CAUTION Figure 10.
   
   

About Trane and American Standard Heating and Air Conditioning
Trane and American Standard create comfortable, energy efficient indoor environments for residential applications.
For more information, please visit www.trane.com or www.americanstandardair.com
The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice. We are committed to using environmentally conscious print practices.
18-AH74D1-1B-EN 04 Aug 2022
Supersedes 18-AH74D1-1A-EN (February 2021)

Documents / Resources

TRANE BAYCONV Series Horizontal Conversion Kit [pdf] Installation Guide BAYCONV Series Horizontal Conversion Kit, Horizontal Conversion Kit, Conversion Kit, BAYCONV18B, BAYCONV23B, BAYCONV27B, BAYCONV30B, BAYCONV30C

References

• User Manual