Gorman-Rupp Pumps SM4G1-X30 460/3 1002211 thru 1241783 User Manual

Page 15

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CONTROL BOXES

OM−04461

OPERATION

PAGE C − 2

breakers. The motor will not restart until the

circuit breakers are reset.

NOTE

If the circuit breaker trips, do not reset it immedi-
ately. Wait at least ten minutes before resetting the
control handle back to the ON position. If the over-
load unit continues to trip, operational problems ex-
ist. See TROUBLESHOOTING.

Always terminate incoming power to the control
box before investigating control box circuitry prob-
lems.

Always terminate power to the control
box before performing service func-
tions.

Power through the control box may be terminated
by moving the control handle to the OFF position,
thereby opening the circuit breakers. This stops
the pump, but does not terminate incoming power
through the field wiring connected to the control
box.

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