HQ Series I&M Manual HQ-400-1005 7
9.0 Electrical Connection
Move valve to mid-position by handwheel. This will allow sufficient time to stop actuator in case of
improper hook-up or reversed power phases
Identify means of removing power during hookup
Be sure no erroneous remote control signals can be received causing actuator to energize
Electrically operate the valve in the open direction. If the valve closes, actuator must be stopped and
the power leads reversed to correct voltage phasing or improper field wiring.
Set all field conduit entries in accordance with National Electric Code Requirements
☞Improper power voltage phasing eliminates protection of both the position limit switch and torque
switches, risking valve damage.
10.0 Limit Switch Setting Instructions
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