I.C.E. 3 OSDs - Manual (Page 24)

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
By
Rev
Revision Description
Date
DRW. NO. JOB NO.
REV
DATE
DRAWN BY CHK. BY TITLE
SCALE
ISSUED BY
DIRECT GAS FIRED MAKE-UP AIR HEATERS INSTALLATIONS AND SERVICE INSTRUCTIONS
OSD
SERIES
JV SN
JUNE 10/98
NTS
FIG. 3 & 4
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23