Hitachi SAMURAI CLG2, Manual, Page: 57 / 118

Self-Inspection
Functions
Technical Catalogue
9
57
TCGB0051 rev 0 - 09/2009
9.2. Normal Indication
If the unit is operated under a normal operation condition, the operation code (refer to the table below) is indicated
on 7-Segment LED’s of the control panel.
Code
Content
No.1
Cycle
No.2
Cycle
Power Supply, After Stoppage
Cooling Operation
Stoppage by Thermo-OFF or Retry by Alarm Cx-5x
Pump Operation, Warning of Pump Feedback
Initializing Electronic Expansion Valve
9.3. Function for indication of operation condition
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Function for Indication of Operation Condition
The setting temperature, chilled water temperature sensed at the thermistor, the setting differential
temperature and the last alarm code are digitally indicated on the control panel.
The Alarm Code
Occurrence Data
Normal Operation
Condition
“88” “Co” “oF”
Checking
Indication
Memory Data
Indication in Alarm
(Latest Data only)
Second Water
Temperature Setting
 
 

NOTE:
Each indication mode shall be changed from the normal mode.

Press the check “ ∆ ” and “ ∇ ”
switches simultaneously for
more than 3 sec.
It is changed to the normal
mode by pressing the “ ∆ ” and
“ ∇ ” switches simultaneously
for more than 3 sec. again.

Press the check “ ∆ ” switch for
more than 3 sec.
It is changed to the normal
mode by pressing the “ ∆ ”
switch for more than 3 sec.
again.

Press the check “ ∇ ” switch for
more than 3 seconds at the
time to display latest Alarm
coad.

Press the check “ ∇ ” switch for
more than 3 seconds.
It is changed to the normal
mode by pressing the “ ∆ ”
switch for more than 3 sec.
again.