MODEL F73（17603）
16
Notice:
When tank U1 in Service while tank U2 is standby: Figure A/B/C/D
displayed every 5 seconds in cycle.
When tank U1 in Service while tank U2 in Fast Rinse: Figure
E/F/G/H/J displayed every 5 seconds in cycle.
Service tank switching from U1 tank to U2 tank display as Figure I;
Service tank switching from U2 tank to U1 tank display as Figure Q.
When tank U2 in Service while tank U1 in Backwash: Figure L/F/M/H/J
displayed every 5 seconds in cycle.
When tank U2 in service while tank U2 in Brine & Slow Rinse: Figure
N/F/M/H/J displayed every 5 seconds in cycle.
When U2 in Service while tank U2 in Brine Refill: Figure O/F/M/H/J
displayed every 5 seconds in cycle.
When tank U2 in Service while tank U1 is standby: Figure P/B/C/D
displayed every 5 seconds in cycle.
Display screen show “-00-”or“F-00”when motor is switching.
The time of day figure flash continuously, such as “12:12” flash,
indicates long outage of power. It reminds to reset the time of day.
The display will show the error code, such as “-E1-” when the system
is in error.
C. Usage
After being accomplished installation, parameter setting and trail
running by professional, the valve could be put into use. In order to
ensure the quality of outlet water can reach the requirement, the user
should complete the below works:
① Ensure that there is solid salt all the time in the brine tank in the
course of using when this valve is used for softening. The brine tank
should be added the clean water softening salts only, at least 99.5% pure,
forbidding use the small salt and iodized salt.
② Test the outlet water and raw water hardness at regular time.
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