USER MANUAL
TD064-O&M-001
REVISION 4
Page 30 of 38
Alarm
No.
Alarm Message
Condition
Action
User Action
51
FAN 3 ROTATION
FAULT
No tacho feedback signal has been
received from Stirrer fan 3.
If in cycle goes to
OFF mode.
Check the fan for any
obvious obstructions
and that it is not
unplugged. If OK
contact Service
Provider.
52
AERATION 2000
FLOW LOW
If pressure lower than low alarm
limit.
If in cycle goes to
OFF mode.
Contact Service
Provider.
53
DOOR A EMERGENCY
STOP
Door A emergency stop has been
pressed.
If in cycle goes to
OFF mode.
Release the emergency
button by rotating it.
54
DOOR B EMERGENCY
STOP
Door B emergency stop has been
pressed.
If in cycle goes to
OFF mode.
Release the emergency
button by rotating it.
55
GENERATOR ABORT
The Generator has aborted during a
cycle.
If in cycle and gas in
chamber will go to
Emergency Aeration.
Resolve the problem
with the generator and
acknowledge its alarm.
56
POWER FAILURE
Displayed on restoration of power if
cycle interrupted due to a power
failure. Generator will go into
standby.
WIC always starts in
OFF mode if power
restored. If gas in
chamber will go to
Emergency Aeration.
Acknowledge the alarm
and take necessary
steps.
57
COMPRESSED AIR
FAULT
Always active. If pressure less than
limit and mask time expired.
Go to OFF mode if in
cycle.
Contact Service
Provider.
59
BLEED VALVE FAULT
If valve not in position and transition
monitor time expired and optional
alarm enabled.
If in cycle goes to
OFF mode
Contact Service
Provider.
60
DOOR B SEAL FAULT
If Door B should be locked and door
seal pressure less than limit or if
door should be unlocked and
pressure greater than limit.
If in cycle goes to
OFF mode.
Check door seal for
damage. Attempt to re-
lock door.
If OK contact Service
Provider.
61
DOOR B UNLOCKED
The door is open when it is not
enabled.
If in cycle goes to
OFF mode.
Check the door is shut
and the magnetic lock
is not damaged. If OK
contact Service
Provider.
62
DOOR EMERGENCY
RELEASE
The chamber internal emergency
door release has been pressed.
Releases the priority
door.
Reset switch by
rotating.
63
EXHAUST VALVE
FAULT
If valve not in position and transition
monitor time expired.
Go to OFF mode.
Contact Service
Provider.
64
BYPASS AIR VALVE
FAULT
If valve not in position and transition
monitor time expired.
Go to OFF mode.
Contact Service
Provider.
65
INLET AIR VALVE
FAULT
If valve not in position and transition
monitor time expired.
Go to OFF mode.
Contact Service
Provider.
66
DOOR A ACCESS
TIME EXPIRED
Time greater than programmed time
when door unlocked.
Acknowledge alarm and
close door
67
DOOR B ACCESS
TIME EXPIRED
Time greater than programmed time
when door unlocked.
Acknowledge alarm and
close door
68
HEPA FLOW LOW
(APB only)
If airflow less than low alarm limit
and alarm mask time expired.
If in cycle goes to
OFF mode.
Contact Service
Provider.
69
EXTRACT FLOW LOW
(APB only)
If airflow less than low alarm limit
and alarm mask time expired.
If in cycle goes to
OFF mode.
Contact Service
Provider.
70
TEMPERATURE HIGH
Temperature higher than alarm limit
and mask time expired.
If in cycle goes to
OFF mode.
Contact Service
Provider.
71
SIDE A H202 PPM
LEVEL HIGH
Always active if option enabled.
If in cycle goes to
OFF mode.
Contact Service
Provider
72
SIDE B H2020 PPM
LEVEL HIGH
Always active if option enabled.
If in cycle goes to
OFF mode.
Contact Service
Provider
73
H2O2 SENSOR FAULT
Always active. If 4-20mA signal <
3mA.
If in cycle goes to
OFF mode.
Contact Service
Provider.
