CTHN-S
ERIES
I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
6 of 91
NOTE:
1. All dimensions are from the s
u
rfaces of all t
u
bes, co
u
plings and elbo
w
s.
2. Clearances B, C and D can be red
u
ced by 50% after 25' (7.5 m) of t
u
bing do
w
nstream from
w
here the b
u
rner and b
u
rner t
u
be connect.
.
FIGURE 4: ONE SIDE REFLECTOR
(inches)
(centimeters)
Model
A
B
C
D
A
B
C
D
CTHN-40
5
6
46
35
13
15
117
88
CTHN-60
5
6
55
44
13
15
140
110
CTHN-80
5
6
64
49
13
15
163
123
CTHN-100
5
6
66
51
13
15
168
128
CTHN-125
5
6
69
58
13
15
175
145
CTHN-150
5
6
75
60
13
15
191
150
CTHN-175
8
6
77
68
20
15
196
170
CTHN-200
8
6
79
70
20
15
201
175
A
C
D
B
FIGURE 5: TWO SIDE REFLECTORS
(inches)
(centimeters)
Model
A
B
C
D
A
B
C
D
CTHN-40
5
16
47
16
13
41
119
41
CTHN-60
5
18
56
18
13
46
142
46
CTHN-80
5
21
65
21
13
53
165
53
CTHN-100
5
23
68
23
13
58
173
58
CTHN-125
5
26
73
26
13
66
185
66
CTHN-150
5
30
76
30
13
76
193
76
CTHN-175
8
32
88
32
20
81
224
81
CTHN-200
8
33
90
33
20
84
229
84
A
C
D
B
FIGURE 6: 45
°
TILT REFLECTOR
(inches)
(centimeters)
Model
A
B
C
D
A
B
C
D
CTHN-40
8
4
35
43
20
10
89
109
CTHN-60
8
4
45
45
20
10
114
114
CTHN-80
9
4
54
55
23
10
137
140
CTHN-100
10
4
57
56
25
10
145
142
CTHN-125
10
4
63
58
25
10
160
147
CTHN-150
10
4
66
61
25
10
168
155
CTHN-175
10
4
69
68
25
10
175
173
CTHN-200
10
4
73
71
25
10
185
180
