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8
H
eater
Model
Number
F
loor Base
Part
Number
0
133 001749
0
182/0181 058313
0260/0261 058314
0330/0331 058315
0400/0401 058316
0514 056199
0624 056200
0724 056201
0824 056202
0926* 054597
1083* 054598
1178* 054599
1287* 054600
1414* 054601
1571* 058378
1758* 058379
0962 059233
1125 059234
1223 059235
1336 059236
1468 059237
1631 059238
1826 059239
*Models with factory installed floor
shield as standard.
BOLD TYPE indicates Low NOx models.
Table B: Combustible Floorshield Ordering Information
Fig. 2: Alternate Method for Providing a Non-
Combustible Base
5.*;*7,.<
7<=*55*=2875.*;*7,.<
5526.7<287<*;.277,1.<
0
133 0181 to 0514 to 0926 to 2100 to
Location 0401 0824 1826 4001
Floor
Front
Back 12 12 12 24 24
Right 61262424
Left 12 12 18 24 24
*
Vent 66666
Indoor Top 42 39 36 24 24
Outdoor Top NA
See Note 1
See Note 2
Unobstructed
Heater Size
Table C: Clearances From Combustible Surfaces
Note 1: Combustible floor shield is required when heater is to be
installed on a combustible surface. (See ordering info.)
Note 2: Servicing Clearances: Provide at least 24" (Models 0133-
1826), 48" (Models 2100-4001) in front of unit for removal &
servicing of the Controls & Burner Tray. Provide at least 18" on side
opposite water connections for deliming of Heat Exchanger Tubes.
*Vent includes factory supplied drafthoods and does not include field
supplied vent systems above the drafthood. On Models 2100-4001
drafthood is built into heater.
Heater Size
0133 0181 to 0514 to 0926 to 2100 to
Description Location 0401 0824 1826 4001
a
. 3-1/2 in. thick masonr
y
walls Back 9991616
without ventilated air space. Right 5951616
Left 99121616
Vent 55555
Indoor Top 43 39 36 24 24
Outdoor Top Unobstructed NA
b. 1/2 in. insulation board Back 6661212
over 1 in. glass fiber or Right 3631212
mineral wool batts. Left 6691212
Vent 33333
Indoor Top 30 30 24 16 16
Outdoor Top Unobstructed NA
c. 0.024 sheet metal over 1 in. Back 44488
glass fiber or mineral wool Right 34388
batts reinforced with wire Left 44688
on rear face with ventilated Vent 33333
air space. Indoor Top 24 24 18 12 12
Outdoor Top Unobstructed NA
d. 3-1/2 in. thick masonr
y
wall Back 66688
with ventilated air space. Right 66688
Left 66688
Vent 66666
Indoor Top 42 39 36 24 24
Outdoor Top NA Unobstructed NA
e. 0.024 sheet metal with Back 44488
ventilated air space. Right 24288
Left 44688
Vent 22222
Indoor Top 24 24 18 12 12
Outdoor Top Unobstructed NA
f. 1/2 in. thick insulation Back 44488
board with ventilated Right 34388
air space. Left 44688
Vent 33333
Indoor Top 24 24 18 12 12
Outdoor Top NA Unobstructed NA
g
. 0.024 sheet metal with Back 44488
ventilated air space over Right 34388
0.024 sheet metal with Left 44688
ventilated air space. Vent 33333
Indoor Top 24 24 18 12 12
Outdoor Top Unobstructed NA
h. 1 in.
g
lass fiber or mineral Back 44488
wool batts sandwiched Right 34388
between two sheets 0.024 Left 44688
sheet metal with ventilated Vent 33333
air space. Indoor Top 24 24 18 12 12
Outdoor Top NA Unobstructed NA
Table D: Clearances to Protected Surfaces