Parts Replacement Schedule - YASKAWA VS-626M5 Instruction Manual

Maintenance and Inspection

13.1.3 Parts Replacement Schedule

13.1.3 Parts Replacement Schedule
13
The Inverter and Converter are configured using multiple parts, and these parts perform their functions
as long as they are operating normally.
The electronic parts require maintenance depending on their operating conditions. To make sure that the
Inverter and Converter operate normally over a long period of time, periodic maintenance and parts re-
placement is required depending on the service life of the relevant part.
The parts replacement schedule differs depending on the installation environment and conditions of use
of the Inverter and Converter. The parts replacement schedule of the Inverter and Converter are shown in
the following table. Refer to the table for parts replacement and maintenance.
Table 13.2 Parts Replacement Schedule
Area Parts
Cooling fan
Smoothing capacitor
Inverter and Inverter and
Breakers or relays Breakers or relays
Converter Converter
Fuse
Aluminum electrolytic
capacitor on PCBs
Bearings
M Motor
Cooling fan
Overhaul
Note: Operating conditions are as follows:
S Ambient temperature: 30_C (86_F) yearly average
S Load factor: 80% or below
S Operating rate: 12 hours max. per day
Interval (Approx.)
2 to 3 years Replace with new one.
Replace with new one. (Decided after
5 years
inspection.)
Decided after inspection Decided after inspection.
 
10 years Replace with new one.
Replace with new one. (Decided after
5 years
inspection.)
Disassemble and replace worn items or provide
12000 hours or 2 years
necessary maintenance.
15000 hours or 2 years Replace the fan.
20000 hours or 5 years Contact your YASKAWA representative.
13 -4
Remarks