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Dayton Installation, Operation, Maintenance and Parts Manual
Models 3E132 thru 3E134, 3E460 thru 3E462,
5VD57 thru 5VD66, 3VH34 thru 3VH37
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N
G
L
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S
H
11
BTU/H Input
Type of Area
(Surroundings)
Approx. Area Covered
Approx. Coverage
(sq. ft.)
Recommended
Mounting Height
(Dim. A)
Distance Behind Person
or Work Station (Dim. B)
Centers for Full Coverage
(Spot & Area) Htg. Only
10’ 12’ 14’ 16’ 18’ 20’
30,000
BTU/H
Cold/Drafty 10’ x 10’ 100 9’ 4’ 10’
Average 12’ x 12’ 144 10’ 12’ 5’ 12’
Protected/Insul. 14’ x 14’ 196 12’ 14’ 6’ 14’
60,000
BTU/H
Cold/Drafty 16’ x16’ 256 12’ 14’ 6’ 16’
Average 18’ x 18’ 324 14’ 16’ 7’ 18’
Protected/Insul. 20’ x 20’ 400 16’ 18’ 8’ 20’
90,000
BTU/H
Cold/Drafty 20’ x 20’ 400 16’ 18’ 9’ 20’
Average 24’ x 24’ 576 18’ 20’ 10’ 24’
Protected/Insul. 28’ x 28’ 784 20’ 11’ 26’
Chart 2.2 - Recommended Mounting Heights and Distances for “Spot” Heater Location
A
B
Figure 2.2 - Spot Heater Heights