IMPULSE•G+/VG+ Series 4 Technical Manual
November 2022
Page 180
5.8.3 Maintenance History
Table 5-109: Maintenance History Parameter Settings
Parameter
Display
Function
Range
Default
O03-01
Elapsed Time Set
Cumulative operation time of the VFD in units
of 10 hours. Cumulative time can be viewed
using monitor Cumulative Operation Time
(U04-01). A setting of 30 = 300 hours
0–9999 x 10 hr
0
O03-02
Elapsed Time Run
How the cumulative timer will keep track of
the total operation time.
0, 1
1
0 Power-On Time
Logs power-on time
1 Running Time
Logs operation time when the VFD output is
active.
O03-03
Fan ON Time Set
Fan Operation Time monitor (U04-03) in units
of 10 hours. A setting of 30 = 300 hours
0–9999 x 10 hr
0
O03-05
BusCap Maint Set
Maintenance Monitor for the capacitors. See
U04-05 to check when the capacitors may
need to be replaced.
0–150%
0
O03-09
IGBT Maint Set
Maintenance Monitor for the IGBTs. See U04-
07 for IGBT replacement times.
0–150%
0
O03-11
Fault Data Init
Fault Trace (U02-xx) and Fault History (U03-
xx) reset.
0, 1
0
0 No Reset
Not cleared
1 Reset
Resets the U02.xx and U03.xx fault history
O03-12
kWh Monitor Init
Reset the monitor data (U04-10 and U04-11).
0, 1
0
0 No Reset
Not cleared.
1 Reset
Resets the U04-10 and U04-11 power meter.
O03-14
Count Hist Clear
Determines which counter will be cleared.
After counters are cleared, initial value (O03-
14) is set to 0.
0–3
0
0 No Reset
Not cleared.
1 Reset Runs
Clears run command counters (U03-21 and
U03-22).
2 OL/LC Count Clr
Clears OL/LC Counters (U03-23).
3 Both Count Clr
Clears Runs and OL/LC Counters.
