6. Applicable Norms
Brazilian Norm ABNT NBR NM 60335-1
IEC Norm 60335-2-64
7. Maintenance
Maintenance must be considered a set of procedures with the purpose to keep the
equipment best operating conditions , therefore increasing the equipment life and safety.
* Cleaning – check item 3,3 Cleaning
* Wiring - Check all wires regarding deteriorate conditions as well as all electric contacts
(terminals) regarding tightening and corrosion .
*Contacts – ON/OFF switches, emergency button, reset button , electronic circuits etc ,
check the equipment in order to assure that all components are correctly working and the
equipment operation is normal .
* Installation – make sure the installation followed item 2.1 instructions
1 - Each month check :
- Check the electrical installation
- Measure the voltage at the socket
- Measure the working current and match it with the nominal current
- Check the tightening of all electric terminals to avoid bad contacts
- Check electric motor shaft clearance
- Check the wiring for overeating , insulation failures and mechanical damages .
2 - Each three month checks
- Check electrical components such as ON/OFF switch, emergency button , reset button,
electronic electric circuits , overeating, insulation failings, or mechanical damages
- Check bearings clearances
- Check retainers, O'rings, V'rings and other sealings.
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