TechDoku_CC1000_VCC1000_CC3000_VCC3000_GenPM_GB_860
25010_86025110.doc
Figure 49: air filter of vacuum pump
Every year
If you use tap water for cooling water-system, then pump about
25% citric acid solution for about an hour through the system. Af-
terwards the system should be thoroughly flushed with clean wa-
ter and checked for possible leaks. This cleaning-supply cycle is
highly dependent on the hardness and cleanliness of the cooling
water.
Tighten all electrical connections, especially the high current con-
nections.
Retighten all screws of the water cooling, compressed air and
protective gas supply.
Renew oil separator filter of vacuum pump.
Figure 50: Oil separator filter of vacuum pump
Every 4 years
Repeat electrical test of the device.
The intervals of 4 years relate to a trouble-free operation of the
electrical equipment. After an exchange of components (repair or
extension) are in
EN60204-1: 2006 + A1: 2009
defined tests to be performed.
Note:
The operator is in accordance with the Industrial Safety Regulation
(BetrSichV) in Germany or pursuant to Directive 2009/104 / EC * in
the EU required to define the cycle for the safety inspection of me-
chanical and electrical equipment.
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