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F74C REVERSE RINSING FILTER; MV876 AUTOMATIC-BACKWASH CONTROLS
Fig. 11. Removing the MV876 cover.
Fig. 12. Installing batteries in the MV876.
62-0165
WIRING
M17352
IMPORTANT
MV876
1. Mount the 24 Vac transformer and wire as shown
2. Reconnect power to the system. When the system
M17353
3. Set MV876 backwash interval to the desired
4. Check MV876 operation by interrupting primary
1
6
Fig. 13. Replacing the MV876 fuse.
WARNING
Electrical Shock or Equipment Damage
Hazard.
Can shock individuals or short equipment
circuitry.
Disconnect power supply before wiring.
All wiring must comply with applicable codes
and ordinances.
in Fig. 14.
is powered, the MV876 will run through one
backwash cycle (approximately 20 seconds).
setting. See the Operation section.
power to the transformer. When power is switched
back on, the MV876 will backwash the F74C once.
MV876
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
Fig. 14. Wiring diagram for F74C with MV876.
M17351
1
L1
(HOT)
L2
M16484
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