Repair Of Housing Coating - Wilo HC 20.1+EMU FA Instrucciones De Instalación Y Funcionamiento

13.3.6.1 Repair of housing coating

13.3.6.2 Changing the mechanical seal
13.3.6.3 Replacing the connection cable
Installation and operating instructions Wilo Motor HC 20.1 + EMU FA, Rexa SUPRA, Rexa SOLID
Appendix
▪ Only perform maintenance work which is described in these 'Installation and operating in-
structions'.
▪ The spark-proof gaps may only be repaired according to the manufacturer's design specifi-
cations. It is not permitted to carry out repairs according to the values in tables 1 and 2 of
DIN EN 60079-1.
▪ Only use screw plugs as stipulated by the manufacturer, that at least correspond to a
strength class of 600 N/mm² (38.85 long tons-force/inch²).
The paint layer can become electrostatically charged in case of thicker coats.DANGER! Risk
of explosion! In explosive atmospheres, a discharge can cause an explosion!
If the housing coating has to be repaired, the maximum coat thickness is 2 mm (0.08 in)!
Changing the seal on the fluid and motor side is strictly prohibited!
Changing the connection cable is strictly prohibited!
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