Arkal B Series, Руководство по техническому обслуживанию

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SERIES - B
- 10 -
Maintenance & Periodical Checks
9V Battery Removal & Installation (Figure 3)
The 9V battery enables the electronic control unit's operation. The battery can last for 3000
flushing cycles, but should be replaced every six months. Use
ONLY ALKALINE
type battery.
1. Remove the 4 screws attaching the electronic control unit cover.
2. Disconnect and remove the used battery.
3. Connect a new battery according to the correct polarity.
4. Secure the electronic control unit cover with the 4 screws.
WARNING
Take precautions while operating the filter as the filter may enter a flushing
mode automatically, without prior warning.
5. For AC controlled filter, refer to Appendix 1.
6. Perform a flushing cycle by disconnecting the low pressure tube from the differential pressure
indicator (closing of the electrical circuit) – re-connect it immediately as flushing starts.
7. Verify that the hydraulic flushing valve closes after 5 seconds.
8. Perform an additional flushing cycle manually, by operating the handle (turn clockwise 90
°
)
located on the solenoid (See Figure 3).
Figure 3: Battery Removal & Installation
Operating
Handle