20 | P a g e
Wiring
Power must be turned off at the circuit breaker before performing any wiring. Be sure to
follow Local and NEC electrical codes. To provide safe operation, the BLH must be properly
grounded and bonded.
Input Power for stand-alone operation:
Wire the BLH to the LOAD SIDE of the filter pump timer. The BLH being powered only when
the pump is running is extremely important.
Refer to the wiring label on the BLH as well as the diagram below, to determine correct wiring
connections. The BLH is shipped from the factory with the configuration jumpers in a
separate bag. Until the jumpers are installed for the desired voltage, the unit should NOT be
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