Page 574 - Med Plaza and Cancer Center
P. 574
Troubleshooting Guide
Symptom Possible Cause Corrective Action
16)High alarm with -- FF 33 -- display Pressure or vacuum signal a. Correct sensor wiring.
on digital display module. to digital display module out b. If alarm panel contains another
of measurement range (too working digital display module,
high) as a result of: remove field wiring connector from
a. Shorted sensor wiring. suspect module and connect to
b. Faulty digital display module. working (test) module. If test
c. Faulty sensor module. module provides any reading other
d. Digital display module than
gas/vacuum service - - FF 33 --, replace faulty digital display
programmed to NN OO NN EE with module.
digital sensor connected. c. If test module in step b above also
gives -- FF 33 --, replace faulty sensor
module.
d. Program digital display module for
the correct gas/vacuum service.
Refer to Set-Up instructions page
36.
17)High and low alarm with Gas/vacuum service a. Correct sensor wiring.
- - FF 44 -- display on digital display mismatch between digital b. Program digital display module for
module. display module and digital the correct gas/vacuum service.
sensor module as a result Refer to Set-Up instructions page
of: 36.
a. Sensor wired to wrong digital
display module.
b. Digital display module
programmed with the wrong
service.
18)No blinking LED on digital No power to digital sensor a. Correct sensor wiring.
sensor module. due to: b. Replace digital sensor module.
a. Faulty wiring.
b. Faulty digital sensor module.
19)Fast blinking LED on digital Sensor out of range: a. Verify piping connections. Vacuum
sensor module. a. Vacuum digital sensor sensor maximum overpressure: 30
module connected to psi.
pressure service. b. Verify piping connections.
b. Pressure digital sensor c. Replace digital sensor module.
module connected to
vacuum service.
c. Faulty digital sensor module.
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Part No. 6-847684-00 Rev. E00
