Danfoss BFPW Installation guide
Installation Guide
Fuel unit BFPW
071R9857
Fig. 1 Fig. 2
071R9857
Fig. 3 Fig. 4
Technical Data Connections
See fig. 2
Oil types Used oil, No 4 & lighter fuels
Speed Max. 3450 rpm.
Pressure 80-210 psi
Factory setting 60 psi
Maximum pressure on suction port 30 psi
Transfer ow rating 3 GPH
Operating vacuum
Used oil and no. 4 fuel 20 in. HG
No. 2 and lighter fuel 10 in. HG
P1
S
R
Pressure adjustment
See fig. 3
Air bleeding
See fig. 4
The pump can be bleeded through the pressure
gauge port in the front or through the return
port R.
Pressure
Suction line
Return line
Nozzle connection left
regulation
1
/4 NPTF
1
/4 NPTF
1
/4 NPTF
Pressure gauge connection G
and bleeding
Vacuum gauge connection
1
/8 NPTF
1
/8
© Danfoss | 2019.05
VI.DK.A1.12| 1
Danfos
produc
Al
Danfoss A/S
Heating Segment • heating
Installation Guide, Fuel unit BFPW
Installation
The fuel unit type BFPW should be installed in accordance with the
National Board of Fire Underwriters requirements and local
ordinances where applicable.
The pump does not have internal strainer. A filter in the supply line
is always required.
Suction line length
Line size 1/2 inch ID 3/4 inch ID
Total length horizontal and vertical 35 feet 45 feet
Calculation basis 460 SSU (100 cSt) corresponding to no. 4 fuel at 40°F
s can accept no responsibility for possible errors in catalogues, brochures and o ther printed material. Danfoss reserves the right to alter its products w ithout notice. This also applies to
ts already on order provided that such alterations can be m ade without subsequential changes being necessary in specications already agreed.
l trademarks in this material are p roperty of the respective companies. Danfoss and all Danfoss l ogotypes are trademarks of Danfoss A/S. All rights reserve d.
2 | © Danfoss | DHS-SDBT/DK | 2019.05
.danfoss.com • +45 7488 2222 • E-Mail: heating@danfoss.com
VI.DK.A1.12
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