Maintenance
9.3 Corrective maintenance
1LA5/6/7/9, 1LG4/6, 1MA6/7, 1MB..1/2/3/4/5 - SH 63 ... 355
124 Operating Instructions, 06/2018, A5E44455710A
Observe the following when carrying out any work on the machine:
● Comply with the general safety instructions (Page 11)
● Comply with the applicable national and sector-specific regulations.
● When using the machine within the European Union, comply with the specifications laid
down in EN 50110-1 regarding safe operation of electrical equipment.
If the motor has to be transported, please observe the information and instructions in the
chapter "Transport (Page 34)".
The machine marking based on IEC / EN 60079–0 was supplemented by the "X" symbol.
● Maintain the special conditions for repairs. The gap dimensions for the electric machine
comply with the standardized values in IEC / EN 60079–1. For repair work, obtain
the gap dimensions of the electrical machine from the manufacturer.
● Perform maintenance, repair and modification work on explosion-protected machines in
strict compliance with the corresponding national health and safety legislation, the safety
instructions and descriptions in the general maintenance instructions.
Have work influencing explosion protection performed by the manufacturer or by a specialist
workshop for electrical machinery authorized by the manufacturer. This includes the
following operations, for example:
● Repairs to the stator or rotor windings and to the terminals
● Repairs to the ventilation system
● Repairs to the bearings
● Dismantling machines with flameproof enclosures
● Connection work performed in the terminal box
Identify the work performed by an additional repair plate bearing the following information:
● Date
● Company carrying out repair
● Type of repair
● Reference number of the repair technician regarding repair work
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