BLACKHEAT® INSTALLATION OPERATION AND SERVICE MANUAL
3.2Clearance Data -
NOTE: 1. All dimensions are from the Tube surface.
2.Clearances B, C and D can be reduced by 50% after 7 m of tubing downstream from the burner.
3.All measurements are in Millimeters.
FIGURE 2: LINEAR , HORIZONTAL MOUNTS
A
C |
B
D
Model A B C
D
BH15
150
890
1570
890
BH20
150
970
1650
970
BH25
150
970
1650
970
BH30
150
1020
1780
1020
BH35
150
1170
1930
1170
BH40
150
1220
1970
1220
BH45
200
1280
2010
1280
BH50
200
1330
2080
1330
FIGURE 3: LINEAR , ONE SIDE REFLECTOR
A
C |
B
D
Model
A
B
C
D
BH15
150
230
1580
1200
BH20
150
230
1760
1380
BH25
150
230
1760
1380
BH30
150
230
1930
1500
BH35
150
230
2090
1660
BH40
150
230
2130
1710
BH45
200
230
2160
1760
BH50
200
230
2240
1860
FIGURE 4: LINEAR, TWO SIDE REFLECTORS
A
C |
B
D
Model
A
B
C
D
BH15
150
590
1660
590
BH20
150
640
1810
640
BH25
150
640
1810
640
BH30
150
690
1960
690
BH35
150
820
2110
820
BH40
150
860
2160
860
BH45
200
890
2210
890
BH50
200
1020
2320
1020
FIGURE 5: LINEAR, 45° MOUNT
A
C |
B 
D
Model
A
B
C
D
BH15
200
200
1500
1370
BH20
200
200
1660
1520
BH25
200
200
1660
1520
BH30
250
200
1860
1630
BH35
250
200
1960
1750
BH40
275
200
2030
1820
BH45
300
200
2110
1880
BH50
300
200
2160
2000
4