Roberts-Gordon HE15UT - Manual (Page 12)

B LACKHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL
6 of 73
3.2 Clearances Data - Linear and Double Linear
NOTE: 1. All dimensions are from the surfaces of all tubes, couplings, tees, elbows and crosses.
2. Clearances B, C and D can be reduced by 50% after 7500 mm of tubing downstream
from the burner.
3. All measurements are in millimeters.
FIGURE 3: LINEAR & DOUBLE LINEAR, HORIZONTAL MOUNTS
Mode
l
HE
1
5
S
T
HE
3
0
D
L
HE
2
0
S
T
HE
4
0
D
L
HE
2
5
S
T
HE
5
0
D
L
HE
3
0
S
T
HE
6
0
D
L
HE
3
5
S
T
HE
7
0
D
L
HE
4
0
S
T
HE
4
5
S
T
HE
5
0
S
T
A 150 150 150 150 150 150 200 200
B 890 970 970 1020 1170 1220 1280 1330
C 1570 1650 1650 1780 1930 1970 2010 2080
D 890 970 970 1020 1170 1220 1280 1330
FIGURE 4: LINEAR & DOUBLE LINEAR, ONE SIDE REFLECTOR
Mode
l
HE
1
5
S
T
HE
30DL
HE
20S
T
HE
40DL
HE
25S
T
HE
50DL
HE
30S
T
HE
60DL
HE
35S
T
HE
70DL
HE
40S
T
HE
45S
T
HE
50S
T
A 150 150 150 150 150 150 200 200
B 230 230 230 230 230 230 230 230
C 1580 1760 1760 1930 2090 2130 2160 2240
D 1200 1380 1380 1500 1660 1710 1760 1860
A
C
D B
FIGURE 5: LINEAR & DOUBLE LINEAR, TWO SIDE REFLECTORS
Model HE1
5
S
T
HE30DL HE20S
T
HE40DL HE25S
T
HE50DL HE30S
T
HE60DL HE35S
T
HE70DL HE40S
T
HE45S
T
HE50S
T
A 150 150 150 150 150 150 200 200
B 590 640 640 690 820 860 890 1020
C 1660 1810 1810 1960 2110 2160 2210 2320
D 590 640 640 690 820 860 890 1020
A
C
D B
FIGURE 6: LINEAR & DOUBLE LINEAR, 45° MOUNT
Mode
l
HE
1
5
S
T
HE
3
0
DL
HE
2
0
S
T
HE
4
0
DL
HE
2
5
S
T
HE
5
0
DL
HE
3
0
S
T
HE
6
0
DL
HE
3
5
S
T
HE
7
0
DL
HE
4
0
S
T
HE
4
5
S
T
HE
5
0
S
T
A 200 200 200 250 250 275 300 300
B 200 200 200 200 200 200 200 200
C 1500 1660 1660 1860 1960 2030 2110 2160
D 1370 1520 1520 1630 1750 1820 1880 2000