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10
Mr. Heater Series Heater Operating Instructions and Owner’s Manual
FIGURE 3: MR. Heater Dimensions & Suggested Mounting Heights
(someModels)
Turbulator
HeatExchanger
Tubing
(someModels)
Turbulator
HeatExchanger
Tubing
MinimumTotalLength(seechartbelow)
Burner Side View
Burner Ratings and Heat Exchanger Lengths: (NG and LP) Suggested Mounting Heights
Rate (BTU/Hr.)
Heat Exchanger
Length
Turbulator
Minimum
Total Length
Suggested
Min. Space
Typical
Mounting
Height Spot
40,000 10ft. 9ft.
10'-4' 8'-10' 10’-14'
60,000 20ft. 10ft.
21'-4' 10’-12’ 10’-14’
80,000 20ft. 10ft.
21'-4' 12’-15’ 12’-15’
80,000 30ft. 10ft.
31'-4' 12’-15’ 12’-15’
100,000 30ft. 5ft.
31'-4' 12’-15’ 12’-15’
100,000 40ft. None
41'-4' 15’-18’ 12"-15'
125,000 40ft. None
41'-4' 15’-20’ 14’-19'
125,000 50ft. None
51'-4' 15’-18’ 14’-19'
150,000 50ft. None
51'-4' 20’-23’ 15’-25'
150,000 60ft. None
61'-4' 20’-25’ 15’-25'
175,000 50ft. None
51'-4' 20’-23’ 15’-25'
175,000 60ft. None
61'-4' 20’-25’ 15’-25'
Burner Rear View
9.25"(23.49cm)
9.25"(23.49cm)
17.75"(45.08)
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