DR SERIES FORCED DRAFT 15# & 150#
EFFECTIVE DATE:
REPLACES:
12/9/03
10/29/03
STEAM BOILER (DR250-DR850) REVERSE CONSTRUCTION
NOTES:
1. ALL DIMENSIONS ARE IN
INCHES THOSE IN PARENTHESES
ARE CENTIMETERS.
MINIMUM
BURNER
SERVICE
C
2. LOCATION DIMENSIONS
ARE ALL 1/2".
D
AREA
3. GAS TRAIN, CONTROL AND
BURNER CONFIGURATION WILL
VARY DEPENDING ON JOB
36"
(91.44)
H
A
B
10 15/16"
(27.77)
SPECIFICATIONS & CONDITIONS.
4. DIMENSIONS ARE SUBJECT
TO CHANGE WITHOUT NOTICE.
CONSULT FACTORY FOR
CERTIFIED DIMENSIONS.
33 13/16"
(85.88)
9"
(22.86)
5. ALL FLANGES ARE 150#
UNLESS OTHERWISE NOTED,
FLANGES TO STRADDLE
CENTER LINE.
MINIMUM
TUBE
REMOVAL
CLEARANCE
24"
(60.96)
G
15
PLAN VIEW
1
19
14
7
3
9
5
4
10
Furnace
Pressure
Tap
17
74 9/16"
(189.27)
2
16
18
59 7/8"
71 3/4"
(182.24)
(152.08)
11
13
26 3/8"
(66.99)
12
6
8
FRONT VIEW
RIGHT SIDE VIEW
REAR VIEW
1. PROBE TYPE AUX. L.W.C.O.
2. FORCED DRAFT BURNER
3. RELIEF VALVE
6. JACKET ACCESS PANELS
7. PRESSURE GAUGE
11. DRAIN/ BLOWDOWN - 1" NPT
12. BURNER CENTER LINE
13. OIL PUMP LOCATION
14. LIFTING LUG
16. HEIGHT OVER JACKET
17. HEIGHT OVER SUPPLY
8. CLNOUT./INSP. OPNG.-1 1/2"NPT
9. ELEC. ENCLOSURE -
18. MINIMUM SAFE WATER LEVEL
19. PRESSURE CONTROLS
4. ASME NAMEPLATE
5. LWCO/PUMP CONTROL - 157
10. CLNOUT./INSP. OPNG. - 2" NPT
15. FEED CONNECTION 2" NPT
BOILER MODEL
A-LENGTH OVER JACKET
B-FLUE LOCATION
DR250
33 3/4" (85.72)
13 3/4" (34.92)
6" (15.24)
DR350
DR450
33 3/4" (85.72)
13 3/4" (34.92)
6" (15.24)
DR650
45 1/16" (114.45)
13 3/4" (34.92)
8" (20.32)
DR850
33 3/4" (85.72)
13 3/4" (34.92)
6" (15.24)
45 1/16" (114.45)
13 3/4" (34.92)
8" (20.32)
C-FLUE DIAMETER
62 1/8" (157.79)
3" (7.62)
62 1/8" (157.79)
62 1/8" (157.79)
3" (7.62)
73 1/2" (186.69)
4" (10.16)
73 1/2" (186.69)
D-LENGTH OVER BASE
3" (7.62)
4" (10.16)
G-SUPPLY NOZZLE SIZE
H-BURNER EXTENSION
CONSULT FACTORY FOR BURNER EXTENSION
ORDER NO.:
783 NORTH CHILI AVE
PERU, INDIANA 46970
ORDER REV. NO.:
FORM NO.:
BRYAN BOILERS
2178
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