Subject to modifications
LINCOLN GmbH • Postfach 1263 • D-69183 Walldorf • Tel +49 (6227) 33-0 • Fax +49 (6227) 33-259
Page 9 of 32
User Manual
Operating Instructions
2.1EN-38016-C09
Pump elements with fixed lubricant output, continuation
Pump element B7 with bypa ss check valve
6 251b04
Fig. 2-4 Pump element B7
Pump element B7 suits espec ially applications in con-
taminated environments as the supplied lubricant is pass-
ing through a bypass bore 2 (fig. 2-5) on the check valve 1.
The output is 2 cm³/min.
6250b0 4
Fig. 2-5 Sectional diagram - pump elem ent B7
1 -
Check va lve
2 -
Bypass
3 -
Pump piston
4 -
Return spring
Check valve
1 164b95
Fig. 3-1 Hydraulic diagram of the pump
1
- Reservoir with stirring paddle
2 -
Pum p
3
- Check valve, spring-loaded
4
- Pressure relief valve
R
- Return line
P
- Pressure line
The check valve:
- closes the pr essure line during suction stroke.
- prevents the lubricant from flowing back to the hous ing or
reser voir.
Arrangement of the pump elements
11 63a95
Fig. 3-2 Arrangement of the pump elements
If several pump elements are to be installed, the installation
arrangement shown in fig. 3-2 must be adhered to.
If there is only one pump element , it can be installed in any
position. Standard position is no. 3.
If there are two elements, install one in position 3 and the
other in position 1.
Mode of Operation, continuation
