KNIGHT D-SERIES SERVO HOIST OPERATION MANUAL
SECTION 7
TROUBLESHOOTING
117
7.3) Can't Enter Float Mode screen
This screen lists the steps to trace down the reason why the hoist will not enter Float Mode.
In section (
I
), if the indicator box is green then the function is on, but if the indicator box is gray or red then the
function is off or faulted.
If the hoist will not enter Float Mode, ensure all of the conditions listed on the screen below are met.
(Refer to Figure 7-3)
Figure 7-3
7.4) Can't Move Up screen
This screen lists the steps to trace down the reason why the hoist won’t move upwards.
In section (
I
), if the indicator box is green then the function is on, but if the indicator box is gray then the
function is off.
In section (
II
), the current measured weight is shown as well as the Up Stop weight.
In section (
III
), the current position is shown as well as the upper limit of the hoist.
In section (
IV
), both of the load cell voltages are shown in real time.
In section (
V
), is listing four different functions:
(1) If this indicator box is red then the hoist’s Rapid Position Jump condition is active, but if it is green this
condition is off. If the Rapid Position Jump is active then the software is preventing the hoist from
moving up. Reset the encoder and re-home the drive to clear this condition.
(2) If this indicator box is red then the hoist’s Up Stop condition is active, but if it is green this condition is off.
If an Up Stop is active then the software is preventing the hoist from moving up.
(3) If this indicator box is red then the hoist’s Immediate Stop condition is active, but if it is green this
condition is off. If an Immediate Stop is active then the software is preventing the hoist from moving up.
(4) If this indicator box is red then the hoist’s Impulse Limiting function is active, but if it is green this function
is off. If Impulse Limiting is active then the software is preventing the hoist from moving up.
If the hoist won’t move up, ensure all of the conditions listed on the screen below are met.
(Refer to Figure 7-4)
I
