Dürkopp Adler 550-D800 Operating Instructions Manual page 239

Troubleshooting
Error message
EC35400
EC35500
EC36000
Variant B.
1000
1001
1002
1004
1005
1006
1007
1008
Operating Instructions 550-D800 - 01.0 - 05/2023
Description
Bobbin change in the seam not allowed
Needle area cover or hook slide not
closed
Check by camera showed bad part
Code Type Meaning
Error Sewing motor encoder plug
(Sub-D, 9-pin) not connected
Error Sewing motor error
Sewing motor plug (AMP) not
connected
Error Sewing motor insulation error • Check motor phase and
Error Incorrect sewing motor
direction of rotation
Error Motor blocked
Error Maximum speed exceeded
Error Error in the reference run
Error Sewing motor encoder error
Remedial action
Remedial action
• Connect encoder cable to
the control,
• use correct connection
• Check connection and
plug in
• Test sewing motor phases
(R = 2.8Ω, high
impedance to PE)
• Replace encoder
• Replace sewing motor
• Replace control
PE for low-impedance
connection
• Replace encoder
• Replace sewing motor
• Replace encoder
• Check motor plug
assignment and change it
if necessary
• Check wiring in machine
distributor and change it,
if necessary
• Test motor phases and
check for correct value
• Check for stiff movement
• Replace encoder
• Replace sewing motor
• Replace encoder
• Perform reset
• Check class (t 51 04)
• Replace encoder
• Check for stiff movement
• Replace encoder
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