Points To Note When Replacing The Lower Belt Assembly - Canon imagePRESS C850 Series Troubleshooting Manual

Points to note when replacing the lower belt assembly

[Detail]
The lower belt assembly (FM1-C722-000) with insufficient amount of grease applied to its gear may have been distributed in the
field due to the poor control of the amount of applied grease.
If the amount of applied grease is insufficient, the grease will be depleted, the gear will be worn out and E007-0022 may occur.
Therefore, when replacing the lower belt assembly (FM1-C722-000), it is required to check whether the proper amount of the
grease is applied to its gear.
- E007-0022 : Pressure Belt full displacement error
[Service work]
When replacing the lower belt assembly (FM1-C722-000), check the amount of applied grease and apply the grease by following
the procedures below:
1) Check whether the proper amount of grease is applied to the gear of the lower belt assembly (FM1-C722-000).
[A] shows the state where insufficient grease is applied, and [B] shows the state where proper amount of grease is applied.
If the amount of grease is insufficient, go to the step 2). If the proper amount of grease is applied, carry on replacement.
[Reference] The part serial number [a] is stated on the label attached to the front side of the lower belt assembly (FM1-C722-000).
The lower belt assembly (FM1-C722-000) with the part serial number 3S00016789 or later have the proper amount of grease
applied to its gear.
2) Prepare SE1107 grease lube (FY9-6036), and apply the proper amount of grease to the gear of the lower belt assembly (FM1-
C722-000).
Apply the grease to the whole circumference of the gear by rotating the gear with a hand.
After applying the grease, carry on replacement.
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