YASKAWA iQpump1000 Installation & Start?Up Manual page 84

i.6 Troubleshooting
HOA Keypad Display
Primer Pump
<1>
Active
ScreenMtrStarter
<1>
Active
Setpoint Boost Active (P3-11)
Single Phase Foldback
Sleep Active
<1>
Min/Max PIAuxLvl
Sleep Active
Min Suction Pres
Sleep Active
Min Water Level
Sleep Active Wait for Start
Sleep AUTO -> Off AUTO Cmd to
<1>
RUN
Sleep Boost Active
Staging in X sec
Start Delay Adjust b1-11
Start Delay Timer Active
Thrust Mode
Thrust Active
Utility Delay Adjust by P4-17
<1> Available in drive software versions PRG: 8552 and later. Not available in drive models 4A0930 and 4A1200.
u
Fault Reset Methods
When a fault occurs, the cause of the fault must be removed and the drive must be restarted. The table below lists the different
ways to restart the drive.
After the Fault Occurs
Fix the cause of the fault, restart the drive, and
reset the fault
Resetting via a multi-function digital input
programmed for Fault Reset (H1-oo = 14).
Turn off the main power supply if the above methods do not reset the fault. Reapply power after the
HOA keypad display has turned off.
When an "SC" error occurs, contact Yaskawa or a Yaskawa agent before cycling the power to the drive.
Note: If the Run command is present, the drive will disregard any attempts to reset the fault. Remove the Run command before attempting to clear
a fault situation.
84
The drive is delaying the start of the motor and the Primer Pump (H2-oo = 8B) digital output is energized.
The drive is delaying the start of the motor and the Screen Motor Starter (H2-oo = 8B) digital output is energized.
Maximum Frequency temporarily reduced due to Staging.
Displayed when an input phase has been lost, or when excess load is being drawn by the motor in a single phase
application.
Displayed when the PI Aux Feedback falls below the Q6-04/Q6-24 level for longer than the Q6-05 time forcing
the drive to go to a sleep condition.
Displayed when the drive has gone to sleep because the suction level has dropped below the level set in Q5-04
for longer than the time set in Q5-05.
Displayed when the drive has gone to sleep because the water level has dropped below the level set in Q4-04 for
longer than the time set in Q4-05.
Displayed when the drive is in Sleep Mode or when the drive is waiting for the feedback level to reach the level
set in P1-04, Start Level.
Displayed when parameter P2-15 is set to 1 (Enabled) and drive has turned-off due to Sleep..
Displayed when the drive entering Sleep Mode and the pressure setpoint is being boosted. During this time, the
U1-01, Frequency Reference, monitor will be updated with the boosted setpoint.
Displayed during multiplexing when either a drive or contactor staging is in progress. X sec indicates the time
left before the staging takes place.
Displayed when the drive start is being delayed by Coast to Stop with Timer (Back Spin Timer). This time is
adjusted by parameter b1-11, Coast to Stop with Timer Time.
Displayed when the feedback level has reached the level set in P1-04, Start Level, and the Start Delay timer is
incrementing.
Displayed during Thrust Mode.
Displayed when the drive is delaying the Run command due to the Utility Start Delay Function.
Press on the HOA keypad.
For example, close then open the fault signal digital
input via terminal S4. S4 is set for "Fault Reset" as
default (H1-04 = 14).
YASKAWA TOEP YAIP1W 02E YASKAWA AC Drive - iQpump1000 Installation & Start-up Guide
Description
Procedure
Fault Reset Switch
ALM
DIGITAL OPERATOR JVOP-183
-DRIVE- -Rdy-
Freq Ref (OPR)
U1- 01=60.00Hz
----------------
U1- 02=60.00Hz
JOG FWD FWD/REV
F1 F2
M M
ESC
HAND
RESET ENTER
AUTO OFF
Drive
S4 Fault Reset Digital Input
SC Digital Input Common
ON
2
OFF
1