Specifications

STEP 1:
Immediately upon receipt, all cartons and contents should
be inspected for transit damage. Units with damaged
cartons should be opened immediately. If damage is
found, it should be noted on the delivery papers and a
damage claim filed with the last carrier. Compare carton(s)
contents to PACKAGE CONTENTS List (TABLE 1) above
to note any missing items.
STEP 2:
Remove RETURN COVER, COIL/FILTER ACCESS
PANEL and BLOWER ACCESS PANEL from the unit and
retain for reuse (SEE FIGURE 1). Retain screws.
STEP 3:
Remove the RETURN AIR FILLER and carefully cut
insulation attached to fully expose return air opening.
Discard the RETURN AIR FILLER.
STEP 4:
For sideflow applications, install the RETURN COVER in
the bottom return opening. Discard the RETURN COVER
for downflow applications.
STEP 5:
For sideflow applications, remove the barometric relief
damper from economizer prior to installation in unit. This
component will be relocated to the sideflow return air duct
along with the barometric relief hood (SEE FIGURE 2).
2
FIGURE 1
RXRD-MECM3 Shown
RRDX-MCCM3 Similar
SUPPLY COVER
CONDENSATE DRAIN
¾" NPT FEMALE
5
11
32
48
1
16
24
1
32
82 ¼
3
13
16
31
3
16
RETURN COVER
BLOWER ACCESS
COIL / FILTER ACCESS
PLACE RE TURN AIR
COVER W/ IN SU LA TION UP
(NO SCREWS RE QUIRED)
RE MOVE BAR O MET RIC
DAMPER AS INDICATED
FIGURE 2
SIDEFLOW APPLICATIONS ONLY
A0818-04-01
A0801-12
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