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©2006 Sunrise Medical
SEATING SECTION
If the readings are not in the acceptable range 9.
(3 to 9 ohms), replace the keiper assembly and
retest.
Locate the Encoder Reset and Back EOT and 10.
Home EOT switch assembly on the back of the
chair.
Locate the two EOT switches at the bottom of the 11.
mounting plate.
Magnet close to back EOT sensor motor should 12.
stop. While moving to front, place magnet close to
home EOT sensor motors should stop.
Connect a multimeter across the two black wires 13.
on the 6-pin connector. Check for continuity with
the “Home” switch open and closed by moving
a magnet close to the switch and then removing
it. If the switch does not open and close, replace
the Encoder Reset and EOT switch assembly and
retest.
If the multimeter indicates correct switch operation, 14.
readjust the Home switch by following the reed
switch adjustment procedures outlined in this
manual.
Connect a multimeter across the two green wires 15.
on the 6-pin connector and check for continuity
with the “Back” switch open and closed by moving
a magnet close to the switch and then removing
it. If the switch does not open and close, replace
the Encoder Reset and EOT switch assembly and
retest.
If the multimeter indicates open and close, readjust 16.
the Back switch by following the reed switch
adjustment procedures outlined in this manual.
If all of the above tests are correct, replace the PC 17.
Board assembly and retest.
If replacing the PC Board does not fi x the problem, 18.
replace the control module and retest.
Re-home seating system after testing.19.
Caution, when testing the Encoder Reset Switch,
ensure that it is in the proper position (Fig 3.55) prior to
operating the seat back. Failure to do so could cause
damage to the switch
A
Switch Shown
When Bck Is In
Upright Position
Swit Shown
When Back Is In
Recline Position
Fig 3.53
Fig 3.54
Fig 3.55
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