PowerFlex 70/700/753/755 & 1336 Drive – Maintenance Schedule (For 24/7 Operation)
Years
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Commissioning Activities
S
Air-cooling
system
Door Mounted Air Filters
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
C / R
Entire Main Cooling Fan Motor *
I
I
R
I
I
R
I
I
R
R
I
R
I
I
R
I
I
R
I
I
Entire Redundant Cooling Fan Motor *
I
I
I
I
I
I
I
I
I
R
I
I
I
I
I
I
I
I
I
I
Small Aux. Cooling Fans "Caravel"
I
I
R
I
I
R
I
I
R
R
I
R
I
I
R
I
I
R
I
I
Fan caps
I
I
R
I
I
R
I
I
R
I
I
R
I
I
R
I
I
R
I
I
Liquid-cooling
system
Mesh Filters
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
De-ionizing Filter Cartridge
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Coolant
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
All Fittings/Connections/Hose Clamps
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Cooling Pump Motors/Pumps
I
I
I
I
R
I
I
I
I
R
I
I
I
I
R
I
I
I
I
R
Thermostatic Valve Element
I
R
I
R
I
R
I
R
I
R
I
R
I
R
I
R
I
R
I
R
Power Switching
Components
Power Devices (IGBTs/SCRs)
I
I
I
I
I
I
I
I
I
R
I
I
I
I
I
I
I
I
I
R
Electrolytic Bus Capacitors *
I
I
R
I
R
R
I
I
R
R
I
R
I
I
R
I
I
R
I
R
Snubber Resistors/Sharing
Resistors/HECS
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Rectifier Snubber Capacitors
I
I
R
I
R
R
I
I
R
R
I
R
I
I
R
I
I
R
I
R
Inverter Snubber Capacitors
I
I
R
I
R
R
I
I
R
R
I
R
I
I
R
I
I
R
I
R
Integrated Gate Driver Power Supply
I
I
RFB/R
I
I
I
I
I
RFB/R
I
I
RFB/R
I
I
RFB/R
I
I
RFB/R
I
I
Integral
Magnetics/Power
Filters
Isolation Transformer/Line Reactor
I
I
M
I
I
M
I
I
M
I
I
M
I
I
M
I
I
M
I
I
DC Link/Common-Mode Choke
I
I
M
I
I
M
I
I
M
I
I
M
I
I
M
I
I
M
I
I
Line/Motor Filter Capacitors
I
I
M
I
I
M
I
I
M
I
I
M
I
I
M
I
I
M
I
I
Control Cabinet
Components
AC/DC and DC/DC Power Supplies
I
I
RFB/R
I
I
RFB/R
I
I
RFB/R
I
I
RFB/R
I
I
RFB/R
I
I
I
I
I
Control Boards
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Batteries (DCBs and CIB)
I
R
I
R
I
R
I
R
I
R
I
R
R
I
I
R
I
R
I
R
Batteries (UPS)
I
I
R
I
I
R
I
I
R
I
I
R
I
I
I
R
I
I
I
R
Enhancements
Firmware
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Hardware
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Rv
-
-
Operational
Conditions
Parameters
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Variables
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Application Concerns
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Spare Parts
Inventory/Needs
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Rv
I
I
Notes:
Load Profile and other Operating/Environmental Conditions greatly affect Reliability of the Drive.