Checking Initial Operating Conditions - Daikin AKZJ8Series Instruction Manual

Checking Initial Operating Conditions

Turn ON the power supply for the Oil
Cooling Unit.
Check the indication on the control panel.
Is "U1" displayed on the control panel?
Is the "Operation lock" mode selected?
The DAIKIN factory setting is the "Operation lock" mode.
∗ The "Operation lock"
mode locks the Oil
Cooling Unit, and disables
any key operation other
than operation lock cancel.
Check the initial operating conditions.
Check the current operation settings on the control panel display.
With the standard model, the factory setting of the operation mode is "3" (Room temperature tuning, Tank liquid
temperature control), and the temperature difference is "0.0 (K)".
(With non-standard models, the factory settings may be different from the above.)
(1)
Example) Room temperature: 35˚C
Changing operation settings
Holding constant tank liquid temperature
Tuning tank liquid temperature to room temperature (or machine temperature)
Cooling liquid in the tank at constant capacity (%)
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NO
Operation lock mode
NO
(2)
(1) Operation mode display: Displays the operation mode.
(2) Data display: Displays the target temperature setting.
∗1: You hear tick sound after power-ON, while the electronic
expansion valve is under initial setup. This does not mean a
fault.
∗2: For initial setup of the electronic expansion valve and the
microprocessor, the Oil Cooling Unit takes 60 to 90 seconds.
After the initial setup, cooling operation starts (the compressor
runs).
It means reverse-phase connection.
Exchange two phases out of three
YES
phases (L1, L2 and L3).
Cancel the operation lock mode.
YES
If you keep pressing the
simultaneously for two seconds, the Oil Cooling
Unit starts operation.
Keep pressing
these keys
simultaneously for
two seconds.
and keys
Normal mode
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