6 - Maintenance
117
Level Indicator Wire Replacement
If the wire on the level indicator has to be changed, the float guide pole is removed.
1. Remove the tank drain valve (see the next paragraph “Drain Valve Seal Replacement”) and loosen the fitting holding
the pole in position.
2. Pull the pole down through the drain valve hole until it is free in the top of the tank.
3. The pole can now be taken out of the tank through the filling hole.
€
DANGER! Do not enter the inside of the tank - the parts can be changed from the outside of the tank!
Drain Valve Seal Replacement
If the main tank drain valve leaks, the seal and seat can be changed in
the following way.
€
DANGER! Do not enter the inside of the tank - the parts can be
changed from the outside of the tank!
±
WARNING! Use eye / face protection mask, when dismantling the
tank drain valve!
1. Make sure that the tank is empty and clean.
2. The valve must be closed and the string must be loose.
3. Pull out the clip (A) and pull down the connecting piece (B). The
entire valve assembly can now be pulled out.
4. Check cord and valve flap assembly (C) for wear, replace seal (D)
and reassemble.
5. Reassemble the valve using a new valve seat (E). Lubricate O-rings (F) before assembly.
6. Fit clip (A) again.
ATTENTION! Check the valve function using clean water, before filling chemicals into the tank.
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