Table of Contents
Advertisement
2.0
Safety
•
Clearance to Combustibles
When installing the tube heater system, clearances to combustibles for the model tube heater and
configuration must be maintained. Refer to Chart 2.4 below to determine the required distances for your model.
Chart 2.4 •
Clearance to Combustibles in Inches (cm) (see Figure 2.1 for Mounting Angles)
Model Number
HL2 (20, 30, 40) - 65, 75 [N, P]
with 1 side shield
with 2 side shields
20 ft. from burner
HL2 (20, 30, 40) - 80, 100 [N, P]
with 1 side shield
with 2 side shields
20 ft. from burner
HL2 (30, 40, 50) - 125 [N, P]
with 1 side shield
with 2 side shields
20 ft. from burner
HL2 (40, 50, 60) - 150 [N, P]
with 1 side shield
with 2 side shields
20 ft. from burner
HL2 (40, 50, 60, 70) - 175 [N, P]
with 1 side shield
with 2 side shields
20 ft. from burner
HL2 (50, 60, 70) - 200 [N, P]
with 1 side shield
with 2 side shields
20 ft. from burner
*
Heaters mounted on an angle between 0° to 45° must maintain clearances posted for 0° or 45°; whichever is greater.
Figure 2.1 •
Mounting Angles
0° Mounting Angle
Top
Side
Side
Below
Mounting
Angle*
Front
0°
9
45°
39
0°
29
0°
9
0°
7
0°
14
45°
39
0°
29
0°
16
0°
7
0°
20
45°
58
0°
42
0°
20
0°
7
0°
24
45°
58
0°
42
0°
23
0°
11
0°
34
45°
63
0°
50
0°
30
0°
11
0°
41
45°
63
0°
54
0°
30
0°
11
45° Mounting Angle
Top
Front
Behind
Front
Below
Sides
Behind
(23)
9
(23)
(99)
8
(20)
(74)
8
(20)
(23)
9
(23)
(18)
7
(18)
(35)
14
(35)
(99)
8
(20)
(74)
8
(20)
(41)
16
(41)
(18)
7
(18)
(51)
20
(51)
(147)
8
(20)
(107)
8
(20)
(51)
20
(51)
(18)
7
(18)
(61)
24
(61)
(147)
8
(20)
(107)
8
(20)
(58)
23
(58)
(28)
11
(28)
(86)
34
(86)
(160)
8
(20)
(127)
8
(20)
(76)
30
(76)
(28)
11
(28)
(104)
41
(104)
(160)
8
(20)
(137)
8
(20)
(76)
30
(76)
(28)
11
(28)
0° Mounting Angle
with 1 Side Shield
(P/N: SSE)
Top
Behind
Below
12
HL2
Top
Below
6
(15)
60
(152)
10
(25)
60
(152)
6
(15)
60
(152)
6
(15)
60
(152)
6
(15)
30
(76)
6
(15)
66
(168)
10
(25)
66
(168)
6
(15)
66
(168)
6
(15)
66
(168)
6
(15)
30
(76)
6
(15)
76
(193)
10
(25)
76
(193)
6
(15)
76
(193)
6
(15)
76
(193)
6
(15)
30
(76)
6
(15)
81
(206)
10
(25)
81
(206)
6
(15)
81
(206)
6
(15)
81
(206)
6
(15)
44
(112)
6
(15)
92
(234)
10
(25)
92
(234)
6
(15)
92
(234)
6
(15)
92
(234)
6
(15)
44
(112)
6
(15)
94
(239)
10
(25)
94
(239)
6
(15)
94
(239)
6
(15)
94
(239)
6
(15)
44
(112)
0° Mounting Angle
with 2 Side Shields
(P/N: SSE)
Top
Side
Side
Below
Series
Advertisement
Table of Contents
