Roberts Gorden BH15 service manual U-Tube,Horizontal Mount

BLACKHEAT® INSTALLATION OPERATION AND SERVICE MANUAL

3.3Clearance Data -U Tube

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 9: U-TUBE, HORIZONTAL MOUNT

A Model

			A
B	C	D	B

C

D

BH15

150

890

1580

760

BH20

150

970

1730

940

BH25

150

970

1730

940

BH30

150

1020

1910

1000

BH35

150

1170

1980

1090

BH40

150

1220

2050

1150

BH45

200

1270

2110

1200

BH50

200

1380

2210

1300

FIGURE 10: U-TUBE, ONE SIDE REFLECTOR

A

B C 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 11: U-TUBE, TWO SIDE REFLECTORS

	A
B	C	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 12: U-TUBE, FULL 45° MOUNT

B

A

D

C

Model

A

B

C

D

BH15

200

200

1500

1070

BH20

200

200

1650

1170

BH25

200

200

1650

1170

BH30

200

200

1860

1320

BH35

200

200

1960

1550

BH40

200

200

2040

1620

BH45

200

200

2110

1680

BH50

200

200

2160

1780

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