The Primary Transfer Roller Drive Coupling Is Coming Off And Breaking Due To Interfering With The Sheet Metal Of The Main Body - Canon imageRUNNER ADVANCE C3330 Series Troubleshooting Manual

Copier Color | iR-ADV C3330/C3325/C3320 Series |
The primary transfer roller drive coupling is coming off and
breaking due to interfering with the sheet metal of the main body
[Symptom]
Primary transfer roller drive coupling [1] may come off [A] or break [B] when removing the main drive assembly from the main
body.
[Cause]
The above symptom occurs because sheet metal of back of the main body and the primary transfer roller drive coupling interfere
with each other when removing the main drive assembly.
[Service work]
Follow the steps below when removing the main drive assembly.
Coupling set (FM1-M652-000) is newly set up as service part. It consists of the following components.
• Coupling [1]
• Compression spring [2]
1) Move the main drive assembly in a horizontal direction 10mm - 15mm so that the primary transfer roller drive coupling can be
removed from the main body.
2) Remove the main drive assembly by lifting the bottom.
3) If the primary transfer roller drive coupling comes off, insert the spring [2] into the gear [1] and attach the transfer coupling [3]
[A]. If the coupling is broken, prepare a coupling set (FM1-M652-000) and replace with a new coupling. It goes the same if the
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