GE OSMONICS E4 Series Installation, Operation And Maintenance Manual page 31

T R O U B L E S H O O T I N G G U I D E
PROBLEM
Switch ON, unit not
operating
Deluxe (DLX) electrical
machine shutdown
POSSIBLE CAUSE
Pressurized storage switch or
float switch has cut power to
machine
Fluid temperature higher than
100F (38C) or thermal overload
in motor
No power to machine
Motor and/or pump not
operating properly
Alarm condition has turned
machine OFF
Motor starter overloaded, heater
tripped
Timing relay defective/burned
out
26
SOLUTION
Check the permeate back pressure
or position of float in the storage
tank.
Allow the machine to cool; check
the feed water supply and/or amp
draw to the motor.
Check the fuses or circuit breakers,
measure the voltage.
See the pump instructions. Contact
GE Infrastructure for possible repair
or replacement.
Restart the machine by pushing the
alarm bypass. Check all possible
alarm conditions: inlet pressure or
motor starter overload
Turn the switch OFF. Rest the
heater(s). Check the motor amp
draw and the line voltage.
Replace the relay.