HEV-S
ERIES
I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
8
NOTE:
1. All dimensions are from the surfaces of all tubes, couplings and elbows.
2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream
from where the burner and burner tube connect.
*When installed in the first 10' (3 m).
FIGURE 11: 2-FOOT DECO GRILLE AND PROTECTIVE GRILLE
(inches)
(centimeters)
Model
A
B
C
D
A
B
C
D
HEV-40
6
27
53
27
16
69
135
69
HEV-60
6
35
63
35
16
89
161
89
HEV-80
6
38
66
38
16
97
168
97
HEV-100
6
40
71
40
16
102
181
102
HEV-125
6
46
77
46
16
117
196
117
HEV-150
6
50
80
50
16
127
204
127
HEV-175
8
52
82
52
21
133
209
133
A
C
D
B
FIGURE 12: LOWER CLEARANCE SHIELD*
(inches)
(centimeters)
Model
A
B
C
D
A
B
C
D
HEV-40
6
34
27
34
16
87
69
87
HEV-60
6
39
33
39
16
100
84
100
HEV-80
6
40
38
40
16
102
97
102
HEV-100
6
50
44
50
16
127
112
127
HEV-125
6
54
48
54
16
138
122
138
HEV-150
6
55
50
55
16
140
127
140
HEV-175
- UNAPPROVED -
- UNAPPROVED -
A
C
D
B
FIGURE 13: VENTING
(inches)
(centimeters)
Model
A
E
F
A
E
F
HEV-40
14
18
18
36
46
46
HEV-60
14
18
18
36
46
46
HEV-80
20
24
18
51
61
46
HEV-100
20
24
18
51
61
46
HEV-125
20
24
18
51
61
46
HEV-150
20
30
18
51
77
46
HEV-175
20
30
18
51
77
46
Radiant Tubes
Vent
Pipes
Unvented
Vented
A
E
F
Summary of Contents for VANTAGE HEV-100
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Page 25: ...SECTION 6 HEATER INSTALLATION 21 FIGURE 20 Linear Heater Layout Overview Continued ...
Page 41: ...SECTION 7 OPTIONAL HEATER ACCESSORIES 37 FIGURE 30 U Tube Heater Layout Overview Continued ...
Page 72: ...HEV SERIES INSTALLATION OPERATION AND SERVICE MANUAL 68 ...
Page 73: ...SECTION12 TROUBLESHOOTING 69 12 2 Manifold Gas Pressure Setting Side View of Heater ...
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Page 79: ...2020 ...
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