When ordering pump elements, the required
delivery rate must be specified, as well as the
design type (spring return pistons/ positively
driven pistons).
Warning!
The two types of pump element,
with spring return pistons and
positively driven pistons, are not
interchangeable!
Connection for pump elements
1 Screw plug
2 Pipe connector
3 Pump element with pressure regulating valve
4 Lubricant nipple /filler socket
2 1 34
4.3.2 Pump elements with spring-return pistons
Pump elements with spring-return pistons
Delivery rate
1
) Number of grooves Max. permiss. oper. pressure Order No.
[cm
3
/min] [bar]
5.0 0 200 KFG1.U0
2.5 1 300 KFG1.U1
1.8 2 300 KFG1.U2
1.3 3 300 KFG1.U3
0.8 4 300 KFG1.U4
1) The values given here apply for a temperature of 20 °C, back pressure of 50 bar and greases of NLGI Grade 2.
Marking grooves,
see table, column for number of grooves
Connection of the pump elements, Fig. 5
Spring-return pump element KFG1.U1 without pressure regulating valve, Fig. 6
KFG KFGS KFGL KFGC
Optional pump element outlet G 1/4 “
Page 22
EN
Assembly instructions
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