OXBOX SVN-JAYSQRD-1B-EN Square to Round Adapter Kit Instruction Manual
- May 15, 2024
- Oxbox
Table of Contents
- SVN-JAYSQRD-1B-EN Square to Round Adapter Kit
- Safety Section
- General Data
- Installation Instructions
- Install Adapter Kits to Heat Pump Units
- Horizontal Installation of Adapter Kits to Double Deck Gas Units
- Downflow Installation of Adapter Kits to Double Deck Gas Units
- References
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
INSTALLATION INSTRUCTIONS
Square to Round Adapter Kit
BX-SVN-JAYSQRD-1B-EN
Installer’s Guide
SVN-JAYSQRD-1B-EN Square to Round Adapter Kit
RECOGNIZE THIS SYMBOL AS AN INDICATION OF IMPORTANT SAFETY INFORMATION
WARNING
These instructions are intended as an aid to qualified licensed service
personnel for proper installation, adjustment and operation of this unit. Read
these instructions thoroughly before attempting installation or operation.
Failure to follow these instruction may result in improper installation,
adjustment, service or maintenance possibly resulting in fire, electrical
shock, property damage, personal injury or death. DO NOT DESTROY THIS MANUAL
Please read carefully and keep in a safe place for future reference by a
serviceman.
Safety Section
WARNING
HAZARDOUS VOLTAGE!
Failure to follow this Warning could result in property damage, severe
personal injury, or death.
Disconnect all electric power, including remote disconnects before servicing.
Follow proper lockout/ tagout procedures to ensure the power cannot be
inadvertently energized.
CAUTION
SHARP EDGE HAZARD!
Failure to follow this Caution could result in personal injury.
Be careful of sharp edges on equipment or any cuts made on sheet metal while
installing or servicing.
Personal injury may result.
General Data
The purpose of the adapter kit is to provide easy conversion from square opening supply and return usingthe standard round ducts.
Kit Contents
| Items | Quantity |
|---|---|
| Supply Adapter | 1 |
| Return Adapter | 1 |
| Gasket | A/R |
Inspection
Check carefully for any shipping damage. This must be reported to and claims
made against the transportation company immediately. Any missing parts should
be reported to your supplier at once and replaced with authorized parts only.
Kit Identification
Confirm that the supply and return duct adapter kits are correct for your
unit. Refer to the Table 1 to verify proper adapter kits and product model
number.
Table 1. Adapter Kits Matching Units
| Unit Type | Models | Adapter Kits |
|---|---|---|
| Supply | Return | |
| Gas/Electric Unit | 24 – 60 | JAYSQRD001 |
| Heat Pump Unit | 24 – 36 | JAYSQRD001 |
| 42 – 60 | JAYSQRD001 | JAYSQRD005 |
| Double Deck Gas Units | 24 – 42 | JAYSQRD002 |
| 48 – 60 | JAYSQRD003 | JAYSQRD003 |
Installation Instructions
Install Adapter Kits to Gas-Electric Units
Installation Instructions
Install Adapter Kits to Gas-Electric Units
3. Place one adapter over the supply opening on the cabinet. Align the
adapter so that the approximate
position of the adapter is 2.27” from the side of the cabinet and 1.27” from
the bottom of the cabinet.
Secure with sheet metal screws. See Figures 1 and 2.| Figure 1. Install Supply
Adapter
4. Place another adapter over the return opening on the cabinet. Align the
adapter so that the approximate position of the adapter is 5.71” from the
right side flange of the supply adapter and 1.27” from the bottom of the
cabinet. Secure with sheet metal screws. See Figure 2.| Figure 2. Install and
Align Return Adapter
Install Adapter Kits to Heat Pump Units
1. Do the Steps 1 and 2 as instructed in the procedure “Install Adapter Kits to Gas-Electric Units”.
2 . For **24 – 36 Heat Pump Units –
a) Place one adapter over the supply opening on the cabinet. Align the adapter
so that the left side
flange of the adapter is flush with the side of the cabinet and the bottom
flange of the adapter is approximately 0.66” from the bottom of the cabinet.
Secure with sheet metal screws. See Figures 3 and 4.
b) Place another adapter over the return opening on the cabinet. Align the
adapter so that the
approximate position of the adapter is 1.92” from right side flange of the
supply adapter and 0.66”
from the bottom of the cabinet. Secure with sheet metal screws. See Figure 4.
NOTE: Notice orientation of the return adapter. The shorter side of the
return adapter is either at the top or bottom.| 
3. For **42 – 60 Heat Pump Units
a) Place one adapter over the supply opening on the
cabinet. Align the adapter so that the approximate position of the adapter is
0.72” from the side
of the cabinet and 0.66” from the bottom of the cabinet. Secure with sheet
metal screws. See
Figures 3 and 5.
b) Place another adapter over the return opening on the cabinet. Align the
adapter so that the approximate position of the adapter is 3.85” from the
right side flange of the supply adapter and
0.66” from the bottom of the cabinet. Secure with sheet metal screws. See
Figure 5.
NOTE: Notice orientation of the return adapter. The shorter side of the
return adapter is either at the top or bottom.|
Horizontal Installation of Adapter Kits to Double Deck Gas Units
1. Do the Steps 1 and 2 as instructed in the procedure “Install Adapter Kits to Gas-Electric Units”.
2. For **24 – 42 Double Deck Gas Units –
a) Place one adapter over the supply opening on the cabinet. Align the adapter
so that the approximate
position of the adapter is 3.09” from the side of the cabinet and 4.14” from
the bottom of the cabinet. Secure with sheet metal screws. See Figures 6 and
7.
b) Place another adapter over the return opening on the cabinet. Align the
adapter so that the approximate position of the adapter is 19.00” from the
right side flange of the supply adapter and 4.14” from the bottom of the
cabinet. Secure with sheet metal screws. See Figure 7.
NOTE: Notice orientation of both the supply and return adapters. The
shorter side of both the adapters are either at the top or bottom.| 
3. For **48 – 60 Double Deck Gas Units a)
Place one adapter over the supply opening on the cabinet. Align the adapter so
that the approximate
position of the adapter is 3.37” from the side of the cabinet and 3.05” from
the bottom of the cabinet. Secure with sheet metal screws.
See Figures 8 and 9. b) Place another adapter over the return opening on the
cabinet. Align the adapter so that the approximate position of the adapter is
10.79” from the right side flange of the supply adapter and 3.05” from the
bottom of the cabinet. Secure with sheet metal screws. See Figure 9.
NOTE: Notice orientation of both the supply and return adapters. The
shorter side of both the adapters are either at the top or bottom.| 
Downflow Installation of Adapter Kits to Double Deck Gas Units
1. Do the Steps 1 and 2 as instructed in the procedure “Install Adapter Kits to Gas-Electric Units”.
2. For **24 – 42 Double Deck Gas Units –
a) Place the return adapter at the top of roof curb. Align the adapter inside
the roof curb opening. Secure return adapter with sheet metal screws on roof
curb. See Figures 10 and Figure 11.
b) Place supply adapter over the top of other roof curb opening and repeat the
step a).See Figure 11 for alignment dimensions.
c) Remove Block plate from the bottom of the unit (if attached). See Figure
10, View A.
d) Place the unit above the roof curb and align properly.
NOTE: Notice orientation of both the supply and return adapters. The
shorter side of both the adapters are either at the top or bottom.| 
3. For **48 – 60 Double Deck Gas Units a)
Place the return adapter at the top of roof curb. Align the adapter inside the
roof curb opening. Secure return adapter with sheet metal screws on roof curb.
See Figures 12 and Figure 13.
b) Place supply adapter over the top of other roof curb opening and repeat the
step a). See Figure 13 for alignment dimensions.
c) Remove Block plate from the bottom of the unit (if attached). See Figure
12, View A.
d) Place the unit above the roof curb and align properly.
NOTE: Notice orientation of both the supply and return adapters. The
shorter side of both the adapters are either at the top or bottom.| 
Connect field supplied flex duct to the adapters and secure with field
supplied clamps. See Figure 10 for dimensional drawings for flex duct sizing.
Figure 14. Dimensional Drawings
JAYSQRD001 (For use on Gas-Electric and Heat Pump Units)
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Oxbox®, endorsed by Trane®, offers simple, affordable residential heating and
cooling solutions strong enough to tackle the toughest conditions. For more
information visit www.oxboxhvac.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.
Representative-only illustrations included in this document.
BX-SVN-JAYSQRD-1B-EN 31 May 2023
Supersedes BX-SVN-JAYSQRD-1A-EN (July 2021)
© 2023