
Subject to modifications
Owner Manual
Technical Description
2.1A-30001-H07
LINCOLN GmbH • Postfach 1263 • D-69183 Walldorf • Tel +49 (6227) 33-0 • Fax +49 (6227) 33-259
Page 21 of 36
Maintenance, Repair and Tests, continuation
Repair, continuation
Replace pump element
5026a96
Fig. 28
Replacing the pump elememt
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Remove the pressure relief valve from the pump element
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Unscrew the pump element. Take care that the piston, the
pull-back spring and the washer are not left lying in the
grease, otherwise the reservoir must be disassembled in
order to remove these pieces
6001a02
IMPORTANT
Do not leave the piston, spring and
washer in the housing because they may
block the motor.
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Install a new pump element and a new sealing ring.
6001a02
NOTE
Pump element with adjustable lubricant
output is set to the same output as the old
pump element.
Tests
Operational Test / Triggering an Additional Lubrication
Cycle
To check the pump operation it is possible to perform an
additional test. Refer to the Technical Description of the
respective printed circuit board.
To Check the Pressure Relief Valve
1005a93
Fig. 29
To check the pressure relief valve
1st option
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Connect the pressure gauge (0-600 bar; 0-8708 psi) to the
pressure relief valve (Fig. 16, page 16).
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Trigger an additional lubrication cycle.
2nd option
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Connect the manual pump of the pressure and checking
set 604-36879-1 to the pressure relief valve and check the
opening pressure by means of the manual pump.
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The pressure relief valve should open at a pressure of 200,
270 or 350 bar depending on its design.
6001a02
IMPORTANT
Do not connect the pressure gauge di-
rectly to the pump element. High pressure
may exceed the above mentioned range,
causing the motor to stall. The motor is
designed in such a way that it can stall for
about 30 minutes without being damaged.
1 -
Hose line, min.length 1m
2 -
T-piece
3 -
Pressure gauge
4 -
Relief cock