10 18-GE01D1-9
Installer’s Guide
OUTLINE DRAWING FOR TWE031, 037, 040, 049 & 065E13F
From Dwg. 21D800664 Rev. 1
AIRFLOW
TOP VIEW
SIDE VIEW
BOTTOM VIEW
VERTICAL UPFLOW
RETURN
OPENING
DISCHARGE
OPENING
FIGURE 1
DISCHARGE
OPENING
FIGURE 2
FIG. 1 FIG. 2
MODEL NO. J K J K
TWE031E13
12.02
19.22
11.02
18.22
TWE037E13 21.22 20.22
TWE040E13
TWE049E13
TWE065E13
23.72 22.72
MINIMUM UNIT CLEARANCE TABLE
TO
COMBUSTIBLE
MATERIAL
(REQUIRED)
SERVICE
CLEARANCE
(RECOMMENDED)
SIDES 0" 2"*
FRONT 0" 21"
BACK 0" 0"
INLET DUCT 0" 1"
OUTLET DUCT 1"*
*1" FOR THE FIRST 3 FT. OF OUTLET DUCT WHEN ELECTRIC
HEATERS ARE INSTALLED. EXCEPT MODELS BAYHTR1405,1408, AND
1410 ARE APPROVED FOR 0" PLENUM AND DUCT CLEARANCE IN THE
UPFLOW CONFIGURATION ONLY.
MODEL NO. A B C D E F G H
Flow
Control
Gas Line
BRAZE
Liq. Line
BRAZE
TWE031E13 43 21.50 19.50 15.57 3.65 5.77
3.62 1.89
TXV/NB
3/4 5/16
TWE037E13 45 23.50 21.50 17.57 4.65 6.77
7/8
3/8
TWE040E13 51.75
26 24
18.33
5.90 8.02 3.21 1.48TWE049E13 57.90 27.12 1-1/8
TWE065E13 62.75 27.12 1-1/8
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