English-25
004-1032-00
TP210 Rev. A
© 2012 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 |
[Revised: 8/15/17]
Troubleshooting Chart - continued
Problem Display / Symptom Cause Check Action
Error Code:
C534 - continued
C534: STERILIZE MODE
STEAM TEMP LOW
ITEMS NOT STERILE
UNPLUG / REPLUG UNIT
During Sterilization Mode, chamber
temperature dropped below the
cycle’s designated sterilization
temperature.
Pressure Leaks. - continued
Leaking or defective Pressure Relief
Valve. Check for water / steam leakage
from beneath the rear of the sterilizer.
Perform: Pressure Relief Valve Test
Replace pressure relief valve.
Pressure transducer tubing leaking.
Check for steam leakage at pressure
transducer tubing connections.
Secure pressure transducer tubing
connections with high temperature cable ties.
Check all plumbing fitting connections for
leakage.
Tighten or replace fittings.
Heating element malfunctioning.
Inspect heating element. Heating element
should lay flat in the bottom of the chamber.
Heating element should be free of any
flaking / pitting. Perform: Heating Element
Resistance Test (should read 9-11 Ω)
Replace heating element.
PC Board malfunctioning.
Perform:
Heating Element Supply Voltage Test
(With harness attached to leads should
have line voltage in test mode)
Replace Main PC board.
Perform: Main PC Board Relay Test
(Check TP1 & TP2 for an acceptable range:
10 to 14 VDC)
Perform: Main PC Board Pressure
Transducer Voltage Test
(Acceptable range: 4.0 to 6.0 VDC)
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