Maintenance; Maintenance Intervals; Troubleshooting - Kessel SE NS 2 Bedienungsanleitung

7

Maintenance

7.1

Maintenance intervals

The maintenance date for the grease separator system can be set in the menu
date eingestellt werden. In the factory, a period of 12 months is set automatically, calculated from the initialisation
time. This can be changed at any time.
The system must be serviced every six months by a qualified person*. In addition to emptying, the following jobs
must be carried out:
The term "qualified" is used to describe employees at the owner-operators or from third parties who, on account
of their training, knowledge and practical experience, can guarantee that they carry out evaluations or tests in a
professional way in the respective field.
• Check the inner wall areas of the system.
• Functional check on the electrical devices and installations.
• Records of the findings and work carried out must be kept in the operating log and evaluated.
• The mechanical or electromechanical assemblies such as pumps, valves, viewing glass, closure valves etc.
must be cleaned and serviced.
• Confirm maintenance on the control unit display
7.2

Troubleshooting

Grease separator
Fault Possible cause
No or too little Not heated or not heated long enough.
grease is flowing
out.
Hydrostatic pressure too low.
Room temperature under 15°C.
Slow build-up of a solid grease layer.
Coarse materials are blocking the grea-
se extraction valve.
Air in the heating mantle.
2017/10
Maintenance
Action
Switch heating on again. Heating period 120 min., check
temperature.
See 4.3 Disposal (supply time and hydrostatic pressure) on page
58.
Heat longer, increase room temperature.
Heat regularly even where cold-flowing oils are used.
Avoid feeding coarse materials (coarse materials screen).
Clean grease extraction valve.
Clean ventilation hose.
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2. Maintenance / 2.4 Maintenance
010-913