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MODEL 365A & E365A VIBRASWITCHES
5.4 ROUTINE MAINTENANCE
Vibraswitches
do
not
maintenance, however, a periodic simple functional
test and visual inspection is recommended.
should be performed at least once a year.
Functional tests and visual inspections should be
performed
with
all
disconnected and the equipment on which the
Vibraswitch is mounted not running.
a. Simple Functional Test
1. Remove the Vibraswitch from the housing.
2. Note the position of the Setpoint adjusting
screw.
3. Press the reset button to make sure that the
Vibraswitch is in the armed position.
4. Slowly turn the Setpoint adjusting screw CW
until the switch trips.
determined by hearing an audible click.
5. Rotate the Setpoint adjusting screw CCW until it
is in the original position.
6. Press the reset button. The Vibraswitch should
now be in the armed (reset) position.
b. Visual Inspection
1. Inspect the Vibraswitch mechanism and housing
interior for signs of corrosion and moisture.
2. Replace the Vibraswitch into the housing.
3. Tighten cover bolts tighten to 75 – 105 inch lbs
(8.5 – 11.9 Nm).
c. Recalibration
This should not be necessary, however, if it is felt
that the setpoint may not be correct refer to
paragraph 4.2.
normally
require
power
to
the
Vibraswitch
This can usually be
any
This
U.S.A. & Canada
Robertshaw Industrial Products
1602 Mustang Drive
Maryville, Tennessee 37801
Phone: (865) 981-3100 Fax: (865) 981-3168
http://www.robertshawindustrial.com
Exports
Invensys Controls
1701 Byrd Avenue
P.O. Box 26544
Richmond, Virginia 23261-5644
Phone: (804) 756-6500 Fax: (804) 756-6561
Q-4174 (11/05)
- 14 -
909GF294G
Printed in U.S.A.
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