Download User`s Manual - Environmental Test Chambers from Cincinnati Sub

EZT-560i User Manual
Alarm Monitor Description
Corrective Action
PUMPDOWN DISABLED
Chamber power off for more than 30 minutes. Will automatically
reset in 4 hours. Can be manually reset via alarm monitor screen.
Unit will not run with pumpdown disabled.
“Input” SENSOR BREAK
Check sensor wiring for indicated “input”. Verify lead connections. If
sensor requires power, i.e., humidity, altitude, etc.,, verify power to
sensor. Replace sensor.
SYS# HILO PSI
Refrigeration system # (# = system number) high or low pressure
safety tripped. High pressure safety requires manual reset. Check
condenser for blockage, clean if necessary. Low pressure will
automatically reset. Check static pressure for possible leaks.
Service and further diagnostics require authorized, certified
refrigeration service personnel.
SYS# LOW OIL PSI
Refrigeration system # (# = system number) oil pressure safety
tripped. Check compressor oil level. Requires manual reset.
Service and further diagnostics require authorized, certified
refrigeration service personnel.
SYS# HI DISCHARGE TMP
Refrigeration system # (# = system number) discharge safety tripped.
Check liquid injection solenoid. Automatically resets.
Service and further diagnostics require authorized, certified
refrigeration service personnel.
SYS# COMP MONITOR
Refrigeration system # (# = system number) compressor protection
module tripped. Check fusing and contactor for proper operation.
Automatically resets after approximately 30-45 minutes.
Service and further diagnostics require authorized, certified
refrigeration service personnel.
TRANSFER ERROR
Transfer fault. Check for mechanical obstructions in basket transfer
mechanism. Verify proper sensor locations and operation for proper
basket position indication.
An audible alarm will sound for all system alarms other than the indication only alarms noted.
The audible alarm can be disabled for input alarms if desired by selecting “Audible Off” for the
input’s alarm mode, see Section 5.5, Alarm settings. All view screen backgrounds will turn
red on alarm.
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