Inspection Schedule; Routine Inspection Items - Nachi RMU20-20 Instruction Manual

7.1Periodic Inspections
In order to prevent trouble, ensure safety and maintain performance, conduct the necessary routine inspections
and periodic inspections. This section describes the precautions to be observed when performing the periodic
inspections, and gives details of the work.
7.1.1

Inspection schedule

As a general rule, conduct the inspections in accordance with the following RMU inspection schedule.
0H
Routine inspection
7.1.2

Routine inspection items

As a routine check item, check whether dust and dirt have built up in the RMU.
WARNING
7-2
750H 1500H
3-month 3-month
inspection inspection
6-month
inspection
Allowing dust and dirt to build up in the RMU may cause electrical short circuiting and
other problems, which may result in trouble.
When cleaning the RMU, be absolutely sure not to touch the contact areas of the
connectors. If the contact areas are touched, the resulting electric shock can result in
serious injury or death.
Also, when cleaning the RMU, take care not to damage the wires.
3000H
Repeated after the 3-month inspection
3-month
inspection
6-month
inspection
Annual
inspection
5000H
3-month
inspection
6-month
inspection
Annual
inspection