62
M21-M26-M30
11. Maintenance 11.
Short description of the maintenance points.
Refer to 11.5 "Maintenance Work Instructions" for exact maintenance sequences.
Machine:
Inspection cover, airshaft:
Open semiannually, check airshaft for
dirt.
Process water collecting tank:
Dispose of process water in accordance
with regulations. Do not allow to overflow!
Additional lint filter:
Check it daily. Open once a month
(more frequently if required), replace lint
filter mat (wash used mat).
Strainer:
Clean monthly (possibly more often after
first startup). Found in the steam and water
supply lines and in front of the vacuum
pump.
Still rake-out door:
For cleaning out the distillation residues
(See point 11.5.8)
Grease nipple, cage:
For monthly lubrication of the cage
bearing.
Sight-glass, still:
Clean sight-glass when it is dirty.
Inspection cover, cage flange:
Open when needed, remove lint on the
back wall of the cage.
Drying controller:
Check for dirt
Solvent filling valve:
Open in connection with program P51,
see Point 6.1.2 for further instructions
V belt:
Check semi-annually and re-tension if
necessary.
Additional maintenance points:
Lint filter:
Clean daily or more often when there is
a lot of lint.
Limit switches:
Check limit switch function
Button trap:
Clean the button trap strainer daily or
whenever it is dirty.