Grundfos UPS-Serie 200 Montage- Und Betriebsanleitung Seite 7

9. Functional test in the case of
alternating operation
Note: Before beginning the functional test, the pump
must be installed and be ready for operation.
To check whether the intermediate cable is con-
nected correctly, proceed as described in the follow-
ing table. The test is carried out in two steps, each
ending with a check.
Step 1
1 Both pumps: Check that the electricity supply has been switched off.
Pump 1:
Set the selector switch for the signal out-
put to alternating operation.
2
Pump 2:
Set the selector switch for the signal out-
put to fault indication.
3 Both pumps: Remove the speed switch.
4 Both pumps: Switch on the electricity supply.
Pump 1:
• The pump is not operating.
Check
• The green indicator light is off.
• The red indicator light is on.
Step 2 (if the above check is OK)
1 Both pumps: Switch off the electricity supply.
2 Both pumps: Fit the speed switch.
3 Both pumps: Switch on the electricity supply.
The twin-head pump is running alternating operation with pump changeover every
24 hours. The pumps do not start in a specific order when the electricity supply is
switched on.
Pump 1 (pump 2):
Check
• The pump is operating.
• The green indicator light is on.
• The red indicator light is off.
10. Disposal
Disposal of this product or parts of it must be carried
out according to the following guidelines:
1. Use the local public or private waste collection
service.
2. In case such waste collection service does not
exist or cannot handle the materials used in the
product, please deliver the product or any haz-
ardous materials from it to your nearest GRUND-
FOS company or service workshop.
Pump 2:
• The pump is not operating.
• The green indicator light is off.
• The red indicator light is on.
Pump 2 (pump 1):
• The pump is not operating.
• The green indicator light is flashing.
• The red indicator light is off.
Subject to alterations. .
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