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9.3 - Monthly
On units equipped with by-pass valve, the by-pass valve should be engaged at least once a month. This will clean
the valve seat of any accumulated dirt, as well as ensuring proper by-pass operation.
9.4 - Quarterly
Visual inspection and lubrication of the drive shaft (39):
1.
Switch off the filter and drain the water (see chapter 8)
2.
Remove the service cover (6) and start the motor manually; If the dirt collector unit (9) is fully seated in the
filter (the drive shaft (39) is then fully visible), interrupt the power supply of the motor with the main switch
3.
Apply a thin layer of Ocean 7W or equivalent grease to the drive shaft (39) .
4.
Place the service cover (6) including the rubber cover (5).
5.
Re-commision the filter (see chapter 6). If multiple filters are installed, these steps must be performed
separately on all filters.
Filter with screen filter element (24B) (Filter with Electrical valve points to the right.)
Perform the following actions when the system is without pressure.
1. Unscrew the filter cap and remove the filter element.
2. Thoroughly rinse the element under the tap .
3. Assemble the filter element with and tighten the filter cap.
UDI 5-3-2020
Maintenance Manual -
17
6Matic.
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