JUKI PS-800-12080 Instruction Manual page 55

Error Error description
Code
E121 Overload of spindle drive
E122 Spindle braking resistor
overload
E123 Overheated spindle motor
E124 Overheated spindle drive
E125 Undervoltage of spindle
bus
E126 Spindle busbar overpres-
sure
E127 Spindle main power off
E128 Spindle software overcur-
rent
E129 Spindle position forward
limit
E130 Negative limit of spindle po-
sition
E131 Spindle electronic gear
ratio error
E132 Spindle input pulse fre-
quency is too high
E133 Excessive spindle position
deviation
E134 Spindle overspeed
E135 Principal axis origin return
failed
E136 Phase loss of spindle bus
voltage
E137 Phase sequence error of
spindle motor
E138 UVW short to ground
E200 XY driver alarm
E201 X driver alarm
E202 Y driver alarm
Fault Cause
1. The spindle board program is the
old version
2. Mechanical stuck
1. Wiring error
2. The acceleration is too high
3. The grid voltage is too low
4. Low spindle power
5. Short circuit of spindle to ground
Reverse phase sequence
1. The driver wiring is bad
2. The drive is damaged
– 52 –
Solution
Refer to E026 Error Handling Method
Refer to E089 Error Handling Method
E415
Refer to Error Handling Method
Refer to E416 Error Handling Method
Refer to E410 Error Handling Method
Spare alarm
Spare alarm
Refer to E412 Error Handling Method
Spare alarm
Spare alarm
Spare alarm
Spare alarm
1. "Internal drive" - "spindle" no version
number means that the old version
needs to be returned to the factory to
update the program
2. Check the machinery
1. Check the line
2. Reduce acceleration
3. Check the input power
4. Select a spindle with a large power level
5. Check whether the spindle is short cir-
cuited to ground
Spare alarm
Spare alarm
Measure with a multimeter to restore the
correct phase sequence
Refer to E105 Error Handling Method
1. Check the wiring
2. Replace the motherboard
Refer to E200 Error Handling Method
E200
Refer to Error Handling Method