User Manual

FRESH
AIR
48" MINIMUM
MAKE-UP AIR UNIT
ON ALL TWIN BLOWERS UNIT WITH DUCT A STUB DISCHARGE DUCT MUST BE INSTALLED WITH A MINIMUM LENGTH OF 48".
FRESH AIR DUCT TO UNIT
DUCT LINER
FRESH AIR DUCT
BIRDSCREEN
GENEROUSLY
SIZED
INLET
HOOD
ANCHOR
TO WALL
WALL
ANGLE
FRAME
ANGLE
FRAME
FIGURE #3 FIGURE #4
FRESH
AIR
FRESH AIR DUCT
DUCT LINER
BIRDSCREEN GENEROUSLY SIZED
INLET TO INSULATED UNIT
ANCHOR TO WALL
FLUSH MOUNTED
INLET LOUVER
ANGLE
FRAME
ANGLE
FRAME
DRW. NO. JOB NO. REVDATE
DRAWN BY CHK. BY TITLE
SCALEISSUED BY
DIRECT GAS FIRED MAKE-UP AIR HEATERS INSTALLATIONS AND SERVICE INSTRUCTIONS
BMA
SERIES
JV
JS
JUNE 10/98
NTS FIG. 3 & 4
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19
JV