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Hersteller: Lennox International Inc. Dateigröße: 358.47 kb Dateiname: Unterrichtssprache:

Page 4 EXTERNAL FILTER RACK CONVERSION KIT CAT# 16L23 AND 16L24) From Right S de to Left S de Conf gurat on A= C FILLER PIECE_ ... --_ FRAME HOLDING ANGLE _ -_. f SECURING SCREW ........ I 16 INCH (40.6 CM)_ I BOTTOM HOLDING ANGLE _ Right side configuration I_ Intermediate step E_> Left side configuration To convert to left side configuration: 1 -Remove screws securing filler piece to frame. See detail A. 2 -Flip filler piece 180 degrees and secure to bottom of frame. See detail B. 3 -Remove bottom holding angle, flip 180 degrees and secure to top of frame. See detail B. 4 -Flip frame 180 degrees to give orientation as in detail C. FIGURE 2 EXTERNAL FILTER RACK CONVERSION (KIT CAT# 16L23 AND 16L24) From 16 inch (40.6 cm) Filter Size to 20 inch (50.8 cm) SECURING Left Side Orientation Shown SCREW _--_-_____ = NOTE -THIS CONVERSION IS ALSO RECOMMENDED IF __ FILTERIS NOT INSTALLED IN RACK, BUT IS LOCATED ELSEWHEREIN RETURN AIR DUCT. FRAME TO convert from 16 inch (40.6 cm) to 20 inch (50.8 cm) filter size: FILLER PIECE - 1 -Remove screws securing filler piece to frame. HOLDING 2 -Remove holding angle from filler piece. Discard filler piece. ANGLE _. 3-Re-secure ho d ng ang e to top of frame. 16 INCH (40.6 CM) FILTER 20 INCH (50.8 CM) FILTER FIGURE 3 Page 5 INSTALLATION OF SUPPLY AIR TRANSITION AND EXTERNAL FILTER RACK (KIT CAT# 161.23 AND 16L24) _ SUPPLY AIR TRANSITION SECURING SCREWS ADHESIVE-BACKED (2 each side) FOAMTAPE 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 Page 6 INSTALLATION OF SUPPLY AIR TRANSITION AND INTERNAL FILTER RACK SUPPLY AIR TRANSITION (KIT CAT# 16L25) SECURING SCREWS NOTE -FILTERRACK INSTALLATION REQUIRED ONLYIFFILTERWILL BEINSTALLEDINSIDEOFUNIT (2 each side) ,_ ADHESIVE-BACKED T SUPPLY AIR TRANSITION CABINET SIDE FOAM TAPE ;MALL END OF TRANSITION BLOWER DECK \ FILTER RACK TOP OF TRANSITION TO ;TALL LARGE END ,I,I,IB }3 FRONT OF UNIT. 1 inch (If unit in installed one inch (25 mm) further to the rear, rotate transition 180 degrees.) VIEW A INSTALL FILTER RACK TOP AS FOLLOWS: (Right side installation shown) 1 -Loosen blower deck screws. Remove center two. 2 -Cut away any interfering insulation at A. 3 -Slide filter rack top between blower deck and cabinet and push back to align "C" holes (right side installation holes). (For left side installation flip bracket and use "D'holes.) 4 -Secure with existing screws. "D" HOLES (Left side 5 -Fasten filter rack top with two additional self-drilling self installation holes) tapping screws at B approximately one inch from edge. See view A. "C" HOLES (Right side installation holes 6 -Re-tighten remaining blower deck screws. EXISTING BLOWER DECK SCREWS FILTER RACK TOP // CABINET SIDE A EXISTING BASE SCREWS J "_ FILTER RACK BOTTOM 1 VIEW A CABINETBASE INSTALL FILTER RACK BOTTOM AS FOLLOWS: "FILTER RACK BOTTOM (Right side installation shown) "FILTER RACK DOOR (Flip bracket for left side installation) 1 -Loosen base screws. Remove center two. THUMB SCREW 2 -Cut away any interfering insulation at A. 3 -Slide filter rack bottom between base and cabinet, 4 -Align center two holes and secure with existing screws. 5 -Re-tighten remaining base screws. FIGURE 5 Page 7 G26 CONDENSATE ASSEMBLY (For left or right installation -left shown) COLD HEADER HEAT EXCHANGER COIL BOX COMBUSTION AIR BLOWER BRACKET _ // 1/2 INCH CPVC PLUG PROVIDED WITH G26 VENT TERMINATION MUST BE HIGHER THAN COIL CONDENSATE TRAP 1/2"PVC X 1/2"MPT ADAPTER PROVIDED WITH G26 1/2" PVC X 1/2" CPVC BUSHING (KIT PROVIDED) Y Y i i(Bushing fits in one direction only. One end fits inside of 1/2 PVC adapter or coupling while 1/2 CPVC fits inside the other.) Note -Bushing may be installed further downstream with a 1/2 inch coupling instead of with 1/2 inch adapter (shown). NOTE -USE ADHESIVE SUITABLE FOR CPVC AND LEFT SIDE OF CABINET PVC WHEN JOINING THESE TWO MATERIALS FIGURE 6 Page 8 ...

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