2.1EN-38021-D09
Page 26 of 34
User Manual
Installation and Operating Instructions
Subject to modificaitons
Form 403013
Fault: Pump motor doe sn’t run
Cause:
Remedy …
by service pers onne l
4273 a00
WARNING!
Disconnect th e power sup ply before starting any ma inte nance o r
re pair works.
Power supply interrupte d. Green
decimal poin t On/h on disp lay is not
lit.
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Check the voltage su pply to the p ump/fuses. If necessary, eliminate th e fault o r
replace the fuse s.
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Check the f eedline from the fuses to the plug o f the pump and then to the control
p.c.b.
Power supply from control p.c.b. to
motor interrupted. Electric motor de -
fective.
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Trigger an additiona l lubricating cycle (fig . 13-2). Check voltage supply from the
control p.c.b. to the motor.
Control
p.c.b.
defective
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Replace control p.c.b.
Keypad or button is defective
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* EP *
display at the keypad flashes. Rep lace housing with ke ypad.
Fault: Pump does not deliver lubricant
Cause:
Remedy
…
by
operator
personnel
Reservoir is almost empty.
* Er *
display at the keyp ad is flashing.
Pump does not deliver lubricant an
co ntrol pin at SSV mete ring device
does no t move.
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Fill up the re servoir with clean lubricant. Let the p ump run (initiate an additional
ope rating cycle, see fig. 13-2) un til lu bricant shows at all lu be point s.
600 1a02
NOTE
Dependent on the ambient temperatu re and /or sort of lubricant
ou tput. The refore, trigger several additional operating cycles.
Cause:
Remedy …
by service pers onne l
Air pockets in lubrication system
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Trigger an additiona l lubrication several times (see paragraph „To trigger an ad di-
tional lu brication“, see fig. 13 -2). L ubricant must dispense at lubrica tion points
without air bubbles.
Unsuitable lubricant has been used
Â
Re new the lubricant (see User Ma nual „Lubricants“, 2.0-40001-).
Su ction hole of the pump element
clogged
Â
Re move pu mp element. Check suctio n hole fo r foreig n particles. If there are any,
remove them.
Pu mp p iston worn
Â
Re place pump elemen t.
Check valve in the pump elemen t
def ect ive or clog ged
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Re place pump elemen t.
Other
damages
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For repair return the pu mp to the factory.
Troubleshooting
6001a0 2
NOTE
For functional ch eck: see paragraph „Tests“ / „Operational test / Trig gering an Additional Lubrication“