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16
UP 300 Service Manual
Failure 11
: nozzle calibration/alignment failed
Failure
Cause
Solution
Remark
⚫
Error: nozzle temperature too high
⚫
Error: Calibration failed
⚫
There is abnormal sound several
times when the platform rises to
the nozzle and no error reported
➢
nozzle
temperature is
high during
calibration or
height aligning
after the nozzle
extruded
Wait for the nozzle temperature to drop
below 80
°
C
Clean residual
wire on the
nozzle before
aligning
➢
Height aligning
cable damaged
Unplug the height aligning cable connecting
the height aligning assembly
Replace the height
aligning cable
➢
Short circuit or
damage to
height aligning
PCB board
Remove the height aligning assembly and
replace the height aligning PCB board
✓
Replace height
aligning PCB board
➢
Steering gear is
not powered
Remove and replace the steering gear
assembly
✓
Replace the steering
gear assembly
➢
Mainboard
damaged
Turn off the power and replace the mainboard
➢
nozzle adapter
cable is broken
Remove and replace the nozzle adapter cable