Installation instruction – Reznor R6GF Option - Installation - Economizer - Light Commercial User Manual
Page 3

Step 2:
Shutdown unit and disconnect from electrical power.
Step 3:
Remove the return access panel and the unit electrical access panel. (Save screws.)
Step 4:
Using Caution to not puncture coil tubing, install side panel on unit.
Step 5:
Take the tab on side panel and place on the return side of divider wall and secure with self-tapping screw provided.
Step 6:
Remove unit filter rack (if installed) and filters.
Step 7:
Locate economizer plug in unit return air compartment (top right corner). Loosen/cut any zip ties that restrict its movement
and prepare it for connection to the economizer.
Step 7a:
(If necessary) install differential enthalpy control in return air duct.
Step 8:
Remove filter from economizer to prevent damage during installation. (Accessed through lower, barometric hood panel.)
Step 9:
Install economizer in unit and attach only with left and right side mounting screws. Ensure economizer rails sit flush on
return air opening lip. Use Caution to not tear insulation on unit side wall or floor. Use screws that were removed in Step 3.
Step 10:
Remove economizer top pan (4 screws) and connect economizer harness to unit wiring harness. Inspect all wiring and
linkage connections for security and proper operation.
INSTALLATION
INSTRUCTION
DOWNFLOW ECONOMIZER # 558870
PACK AGE EQUIP MENT MOD ELS
*R6G(D,F) 024*–060* / *R8GD 036*-060*
*P6SD 024*-060* / *Q6SD 024*-060*
UNIT HEIGHT
(WITH BASERAILS)*
UP PER PANEL
CLOSE-OFF
39"
PANEL 1 - 22" x 7"
43"
PANEL 2 - 22" x 11"
47"
PANEL 3 - 22" x 15"
* Note: Reference unit installation instructions for
unit height and other dimensional data.
SIDE PANEL
RETURN ACCESS PANEL
UPPER PANEL
BLOWER
UNIT ECONOMIZER
PLUG LOCATION
UNIT ELECTRICAL
ACCESS PANEL
ECONOMIZER TOP PAN
2
FILTER ACCESS PANEL
CONTROL
ACCESS PANEL