E X A 5 0 2 0
Model Name: Rockhopper-46/62
E X A 5 0 2 0
Model Name: Rockhopper-46/62
Problem Involving Noise
When No Error is Displayed on the Printer's Liquid Crystal Display
1
• Abnormal noise when head is moving
left and right
1-1
1-2
1-3
1-4
1-5
1-6
1-7
1-8
1-9
1-10
• The abnormal noise could be squirting noise when printing.
→
Explain specifications.
• Is the abnormal noise caused by a loose screw on the cover?
→
Tighten the screws.
• Is it a rattle when the cursor moves left and right?
→
Remove dirt from the carriage bearings and roller tracks.
→
Be sure to apply a light Sumi-grease spray to the roller tracks when you clean them.
• Is the noise coming from the Y flexible plate?
→
Repair it by taking out warping.
→
If the noise is coming from between the steel flexible belt and the tube guide, replace
the tube guide assembly.
• Check whether the cable connected to the head board on the carriage is touching the
cover. Also, check whether is it touching the encoder and fence mounted at the back of
the head board.
→
If adjusting the position does not solve the problem, replace it.
• Is the noise coming from the Y pulley box assembly bearing?
→
Replace the Y Motor assembly.
• Is the noise coming from the Y return pulley bearing?
→
Replace it.
• Is the steel belt tension adjusted properly?
0.98 N (100 g ± 20 g)
→
Re-adjust steel belt tension.
• Is the Y drive pulley screw loose?
→
it securely.
• Is the noise coming from the Y motor assembly?
→
Replace it.
No.
Symptom
Sequence
Items to be Confirmed
When No Error is Displayed on the Printer's Liquid Crystal Display
Problem Involving Noise
1540
1280
1320
1550
1280
1280
R E P
B A C
G O T O R e f . P a g e s
