Carrier Aero 39MN MW03-110 Series Installation, Start-Up And Service Instructions Manual page 110

Indoor and weathertight outdoor air handlers
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SEE DETAIL A
SCREW THE BASE RAIL OF THE TOP UNIT
TO THE TOP FRAMERAIL OF THE BOTTOM UNIT
NOTE: Two turning plenums are needed to make
the stacked configuration. Screw the baserail of
the top unit to the top framerail of the bottom unit.
Fig. 50 — Securing Fan and Coil Sections Together
Fig. 51 — Stacked Turning Plenum
TORQUE 4-6 FT-LB
LOCK NUT
LOCK WASHER
FLAT WASHER
STUD
a39-4248
TURNING PLENUM
(FIELD STACKED)
110
DETAIL A
OVERLAPPED 1/8 IN.
2-IN. GASKET
FACTORY-INSTALLED
AROUND PERIMETER
OF FRAME FLUSH TO
OUTSIDE EDGE
a39-4532

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