19
5.6.2 Manually draining the reservoir tank
1. Place the two 10-litre buckets filled with water to the right and
left of the chemical containers.
2. Untwist the cover on the suction lance for the NaClO
2
container, remove the suction lance and place it in one of the
buckets of water.
3. Screw the original screw cover onto the chemical container.
4. Untwist the cover on the suction lance for the HCl container,
remove the suction lance, and place it in the other bucket of
water.
5. Screw the original screw cover onto the chemical container.
6. Fill the empty bucket with 1 litre of water and 20 g (OCD-162-
5) or 40 g (OCD-162-10) of the substance to break down
ClO
2
, and place it to the left of the system.
7. Remove the cover from the device.
8. Connect the hose (PE or PVC) to the reservoir tank drain
cock, and place the other end in the bucket. Open the outlet
valve.
9. Empty the contents of the reservoir tank of the reservoir tank
(OCD-162-5: around 1 litre, OCD-162-10: around 1.8 litres)
into the bucket.
10. When the reservoir tank is empty, close the outlet valve.
When the reservoir tank is empty, the dosing pump is switched
off. When the reservoir tank is filled with a new batch, the dosing
pump is switched on again.
5.6.3 Starting flushing
1. MAIN MENU > SERVICE > [OK].
2. PROCESS > [OK].
3. FLUSHING > [OK].
Start flushing:
4. START > [OK].
5. Press [OK].
6. Press [OK] if the lances are already in the water.
7. Press [OK], if the reservoir tank is already empty. See section
5.6.2 Manually draining the reservoir tank
8. Press [OK], if the drain cock is already closed.
9. Flushing starts. The flushing process automatically runs
twice.
Fig. 11
Flushing process
10. Dilution water is filled up in the reactor until the level reaches
K1.
11. The HCl pump runs for two minutes.
12. The NaClO
2
pump runs for two minutes.
13. Dilution water is filled up until the reactor’s
highest level K4 is
reached and it overflows into the reservoir tank.
The following message is displayed:
At the end of flushing, the following message is displayed:
This message disappears after one minute.
14. If the reactor is empty, the process starts again with step
After two flushing processes, the following
message is displayed:
15. Confirm using [OK].
FLUSHING
START SYSTEM
FLUSHING?
FLUSHING
PUT SUCTION LANCE IN
WATER
FLUSHING
DRAIN RESERVOIR TANK
FLUSHING
CLOSE DRAIN COCK
TM
04
08
55
09
08
H
2
O
HCl pump,
2 min.
NaClO
2
pump,
2 min.
DRAIN RESERVOIR
TANK
END
START
H
2
O
PLEASE WAIT
2x
FLUSH
FLUSHING IS RUNNING
FLUSH
PLEASE WAIT!
FLUSH
SYSTEM FLUSHING IS
FINISHED
