Danfoss BOCK FK40 User Manual

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12 | AQ453249013813en-000201
© Danfoss | Climate Solutions | 2023.07
4| Compressor assembly
4.9 Operating mode of the lockable service connections
1
1
3
3
Pipe connection
Pipe connection
2
2
Fig. 13
Opening the shut-off valve:
a) Spindle1:turntotheleft(counter-clockwise)asfarasitwillgo.
—> Shut-off valve fully opened / service connection 2 closed.
Fig. 14
Opening the service connection (2):
b) Spindle 1: Turn ½ - 1 rotation to the right.
—> Service connection 2 opened / shut-off valve opened.
Connection 3 is provided for safety devices and is not lockable.
Afteractivatingthespindle,generallytthespindleprotectioncapagainandtightenwith14-16Nm.
This serves as a second sealing feature during operation.
For systems with long pipes and higher degree of contamination, a lter on the suction-side is
recommended.Thelterhastobebereneweddependingonthedegreeofcontamination(reduced
pressureloss).
4.10Suctionpipelter

Danfoss BOCK FK40 Specifications

General

Brand	Danfoss
Model	BOCK FK40
Category	Industrial Equipment
Language	English