Lennox International Inc LB-89657A Adhesive-Backedfoamtape, Installation Of Supply Air Transition

Models: 16L24 16L25 LB-89657B LB-89658A LB-89657A 16L23

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INSTALLATION OF SUPPLY AIR TRANSITION

INSTALLATION OF SUPPLY AIR TRANSITION

AND EXTERNAL FILTER RACK (KIT CAT# 161.23 AND 16L24)

ADHESIVE-BACKED FOAMTAPE

_ SUPPLY AIR TRANSITION

SECURING SCREWS (2 each side)

SUPPLY AIR TRANSITION

SMALL END OF TRANSITION

INSTALL LARGE END OF TRANSITION TO FRONT OF UNIT.

(If unit in installed one inch further

to the rear rotate transition 180 degrees.)

CUT OPENING IN CABINET USING

CABINET KNOCKOUT GUIDES

KED

FOAM TAPE

EXISTING BLOWER

DECK SCREWS (3)

ii

FILTER RACK

FILTER RACK DOOR

B

EXISTING BASE

 

 

SCREWS (3)

THUMB SCREW -_. _;_

 

 

CUT OPENING IN FILTER RACK AS FOLLOWS:

Note - In 16 inch (40.6 cm) filter applications, remove filler piece before cutting opening.

1 - Measure horizontally from rear of G14 to existing return air opening to give dimension "A'. Mark vertical bend line. (If supply air transition was rotated 180 degrees add one inch.)

2 - Measure vertically from floor to existing G14 return air opening to give dimension "B" Mark horizontal bend line.

3 - Transfer remaining two sides from G14 to G26 and mark. 4- Add 1/2" to these lines and mark cut lines.

5 - Cut out opening and bend flanges out toward return air plenum.

FIGURE 4

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Lennox International Inc LB-89657A, LB-89658A Adhesive-Backedfoamtape, Installation Of Supply Air Transition, Filter Rack