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Maintenance, repair, malfunctions, disposal and spare parts
7
Maintenance, repair, malfunctions, disposal and spare parts
7.1 Maintenance
7.2 Exchanging the pump hoses
Exchanging the pump hoses - dis‐
mantling
32
User qualification, maintenance and disposal: instructed per‐
n
Ä Chapter 1.2 'Users' qualifications' on page 5
sonnel, see
User qualification, repair and troubleshooting: trained user, see
n
Ä Chapter 1.2 'Users' qualifications' on page 5
WARNING!
Danger from hazardous substances!
Possible consequence: Fatal or very serious injuries.
Please ensure when handling hazardous substances
that you have read the latest safety data sheets pro‐
vided by the manufacture of the hazardous substance.
The actions required are described in the safety data
sheet. Check the safety data sheet regularly and
replace, if necessary, as the hazard potential of a sub‐
stance can be re-evaluated at any time based on new
findings.
The system operator is responsible for ensuring that
these safety data sheets are available and that they
are kept up to date, as well as for producing an associ‐
ated hazard assessment for the workstations affected.
CAUTION!
Disconnect the pump from the mains
Possible consequence: Personal injury
You may only carry out work on the pump after it has
previously been switched off and disconnected from
the mains.
Lubrication
Check that the rollers and the hose are sufficiently lubricated
n
–
Check every 200 operating hours
Check whether the oil level is correct for the step-down gears
n
–
Exchange the oil at regular intervals in accordance with the
step-down gear maintenance manual.
1.
Close off all valves, in order to prevent leakage of the feed
chemical
2.
Dismantle the pump hoses from both discharge and suction
sides
3.
Remove the front cover
4.
Remove a roller incl. the spacer plate (the roller that is not
touching the pump hose)
5.
Turn the rotor with the help of the motor so that the remaining
roller is not pressing against the pump hose
6.
Remove the pressure flange from the pump housing
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