Allmand — Suction Filter Cleaning
Maintenance
From a Allmand service manual covering: M-250 Series, M-258, M-259, M-301, M-303, M-304, M-310, M-311, M-313, M-314, M-319, M-326…. Check it applies to your exact model before use.
Procedure
- Clean periodically or whenever flow is slow or sluggish.
- Some filters can be washed in cleaning solvent and blown dry with compressed air.
- Replace those which cannot be cleaned properly.
Source: Allmand service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.