Panasonic BB-HCM381CE Service Manual page 34

10.3. FFC
1. Infold the wide size FFC (21P). (once)
Caution 1:
Mind the way of infolding.
2. A Core Cushion is wound around a Filter and stuck.
Caution 2:
The Filter has not overflowed a Core Cushion.
3. It lets two FFC in a Filter.
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