FDI P2131, Technical Manual, Page: 73 / 161

ALARM
CODE
POSSIBLE CAUSES CORRECTIVE ACTION
16
Chamber
High
Temperature
RTD or RTD
transmitter failure
Faulty steam trap
Air in jacket
Condensate drain
screen plugged
Sterilizer not tilted
correctly
Solid state heater
relays leaking
current
Contact a qualified maintenance technician to inspect RTD
and RTD transmitter for physical damage, loose wires,
broken communication cable to PLC.
Compare temperature versus pressure on STATUS screen.
Replace as needed.
Ensure trap is working properly. If steam trap is failed
closed, condensate will pool in chamber. If steam trap fails
open, steam will flow to WRS water tank and make loud
popping noise or use more water than normal.
Replace as needed.
Reset and rerun cycle.
Remove and clean screen. Replace after cleaning.
Verify correct tilt. Water should drain easily to front
chamber drain.
Contact a qualified maintenance technician to test relay for
leakage and replace as needed.
17
Chamber
Sensor
RTD or RTD
transmitter failure
Chamber pressure
transmitter failure
Contact a qualified maintenance technician to inspect RTD
and RTD transmitter for physical damage, loose wires,
broken communication cable to PLC.
Compare temperature versus pressure on STATUS SCREEN.
Replace as needed.
Contact a qualified maintenance technician to inspect and
replace sensor and/or transmitter.
18
Processor
Error
Program corrupted
Contact a qualified maintenance technician to download
new program, and/or replace PLC.
19
Exposure
Timer
Real ‐ time clock
error
Contact a qualified maintenance technician to replace
battery in PLC. Reference procedure in Section 4.3.16 ‐
Battery Replacement Procedure.
20
Dry Timer
Real ‐ time clock
error
Contact a qualified maintenance technician to replace
battery in PLC. Reference procedure in Section 4.3.16 ‐
Battery Replacement Procedure.
67