Reznor R6GN Option - Installation - Power Exhaust - Manual (Page 3)

NEIPE10
BAROMETRIC RELIEF HOOD
UNIT
FRESH AIR HOOD
SUPERSEDES 05-07-09
MAY 13, 2009
IN STAL LA TION
IN STRUC TION
INSTALLATION INSTRUCTIONS FOR
555622 / 555623
POWER EXHAUST USED WITH GR4GM-150/180 (R-22)
and R6GN-150/180 (R410A) UNITS
Fig ure 5
Fig ure 4
POWER EXHAUST
UNIT
FRESH AIR HOOD
Horizontal Application
3b. Secure power exhaust to side face of the
horizontal duct over the precut hole with
screws provided. Support assembly as
required.
BAROMETRIC RELIEF HOOD
RETURN DUCT
CUT OPENING
5. After installation caulk around the return duct, power exhaust, and relief hood flanges with appropriate materials to
ensure a leak free seal.
6. Reinstall economizer relief hood over front of power exhaust using screws provided.
7. Reconnect power to the unit. Energize economizer to an opening greater than the power exhaust activation switch is
set for to verify proper operation.
Return Duct Size:
70" W x 20" H
Requires 1" top and bottom flanges and 3"
side flanges for proper mounting and sealing
to economizer and unit.
Power Exhaust Air Opening:
Approx. 70" L x 18" H (Max.)