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PIM00132A

Proper use results in power saving

Installation 

Pr

ocedure

Bef

ore 

Operation

Useful 

Functions

Maintenance

Tr

oub

leshooting

Optional 

Functions

Operating 

Pr

ocedure

Installation

Models

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Series

AKZJ188

AKZJ358

AKZJ458

AKZJ568

AKZJ908

Handling

Optional Parts

Maintenance

Immersion type

Instruction Manual

AKZJ8 Series 

DAIKIN Oil Cooling Unit
 (“OILCON”) 

Built-in breaker 

model

Different-voltage 

model

CE model

Built-in heater 

model

Standard 

model

Built-in 

breaker 

model (–B)

CE model 

(–C)

Built-in 

heater 

model (–H)

Different-

voltage 

model (–E)

If the air filter is clogged, the cooling performance deteriorates, 

causing excess power consumption. 

Clean the air filter periodically to reduce power consumption.

Thank you for purchasing DAIKIN Oil Cooling Unit (“OILCON”).
This instruction manual includes instructions for using the Oil 
Cooling Unit.

To ensure proper use of this product, be sure to read through this 
instruction manual before using it.

After reading this manual, keep it handy for your future reference.

Before Operation

12

Model Identification and Specifications

14

Part Names and Functions

15

Names and Functions of the Control Panel Parts

16

Checking Initial Operating Conditions

18

Operation Setting

19

Holding constant tank liquid temperature

20

Tuning tank liquid temperature to room 
temperature (or machine temperature)

21

Cooling liquid in the tank at constant 
capacity (%)

22

CONTENTS

1

Safety Precautions

Oil Cooling Unit and Accessories

4

Precautions for Installation

5

Electric Wiring

7

Monitor Items

23

Timer Operation

24

Additional Setting Functions

25

Setting Additional Function

27

For Temperature Control Improvement

30

Alarm/Warning Output Logic

33

Alarm Settings for Optional Protection 
Devices (Installed by User)

33

Machine temperature tuning control

34

36

37

Maintenance/Inspection

• Daily maintenance/inspection

• Periodic maintenance/inspection

• To leave the unit unused for a long period

Troubleshooting

• When the unit operation seems abnormal 

although no alarm is activated

• When an alarm is activated

Communication with main machine

35

      

PIM00132A_EN.fm  -1 ページ  2007年9月20日 木曜日 午後3時4分

Summary of Contents for AKZJ8Series

Page 1: ...using it After reading this manual keep it handy for your future reference Before Operation 12 Model Identification and Specifications 14 Part Names and Functions 15 Names and Functions of the Contro...

Page 2: ......

Page 3: ...nd Health Law 2 Fire Service Law 3 JIS B8361 General Rules for Hydraulic Systems Precautions for installation Only qualified technical experts can handle the unit Connect the power cable according to...

Page 4: ...is period electric discharge from the internal high voltage parts capacitors has not been completed Failure to observe this instruction may result in electric shock Dot not handle the unit for 5 minut...

Page 5: ...mperature which may result in damage to the machine Cancel operation lock before running the main machine Do not use this unit in special atmosphere including dust oil mist high temperature or high hu...

Page 6: ...power consumption Clean the air filter periodically to reduce power consumption Thank you for purchasing DAIKIN Oil Cooling Unit OILCON This instruction manual includes instructions for using the Oil...

Page 7: ...nge 2 Give thorough consideration to the layout of the partitions and inlet outlet piping for the installation tank so that the low temperature liquid that has been cooled with the OILCON unit can be...

Page 8: ...machining dimensions of the installation tank from the table below Unit mm Through hole Tank top plate OILCON B1 B2 B3 C2 C1 4 M8 Tapping hole A Reference dimension If cutting swarf or chips accumulat...

Page 9: ...N the power supply for the Oil Cooling Unit the following three methods are available Starting stopping the Oil Cooling Unit 1 2 3 When the circuit breaker for the main machine is turned ON the Oil Co...

Page 10: ...e top plate mounting screws and remove the top plate 1 Insert the power cable into the power cable insertion hole 28 in the side plate of the unit When using the different voltage model E insert the p...

Page 11: ...ctrical equipment box Typical Connection of remote control input To execute remote control connect the cable according to the procedure below Local procurement items Component Single pole single throw...

Page 12: ...se a surge absorber CAUTION Normal Normal or power failure Alarm or power failure Alarm Value of the first digit in alarm output logic parameter n01 0 Factory setting Positive action 1 b contact Opera...

Page 13: ...X2M Alarm level output Alarm Power failure Agitator operation Normal Alarm and run signals 60 61 62 63 64 66 67 10 11 12 13 30 31 Temperature range warning Short circuit bar H model only Other than B...

Page 14: ...g Weight A Internal circuit breaker Rated current A B C 980 360 440 980 450 630 103 41 38 10 Required for the models other than B 3 phase 200 200 220 VAC 50 60 Hz 3 3 phase 200 200 220 VAC 50 60 Hz 12...

Page 15: ...6kVA H E 3 Standard B C 2 4 400 90 W 4P 450 150 W 4P 1 25 1 65 65 68 Tank Depth 400 mm or more supply pump float switch return filter 15 20 Oil Cooling Unit equivalent horsepower HP Cooling capacity...

Page 16: ...rocarbon type Water glycol type W O O W emulsion type 2 Chemicals and food liquids drinking water etc 3 Fuels kerosene gasoline etc 4 Water other than for industrial use 6 Before operating the Oil Coo...

Page 17: ...expansion valve through heat exchange between the refrigerant and oil to produce low temperature low pressure gas refrigerant Improves the cooling efficiency by agitating the liquid in the tank Detec...

Page 18: ...mode SETTING Operation setting mode MONITOR Monitor mode TIMER Timer setting mode When an alarm is activated Blinks Operation stops Alarm level 1 Lit Only the compressor stops Alarm level 2 Display t...

Page 19: ...e 19 22 page Monitor mode MONITOR lamp is lit Displays the current value of each thermistor etc 23 page Timer setting mode TIMER lamp is lit Used to set up time for the ON timer 24 page 1 The operatio...

Page 20: ...dels the factory settings may be different from the above Holding constant tank liquid temperature Tuning tank liquid temperature to room temperature or machine temperature Cooling liquid in the tank...

Page 21: ...0 100 None Tuning temperature control 9 9 9 9 K 3 p 21 4 p 21 9 9 9 9 K Tank liquid temperature Tank liquid temperature An example of a main machine coolant system using the Oil Cooling Unit is shown...

Page 22: ...1 Select the operation setting mode When the number on the operation mode display is blinking change the number to 0 with the or key 2 Change the operation mode After the number is registered the num...

Page 23: ...erature to room temperature Tuning tank liquid temperature to machine temperature 34 Setting procedure Go to the operation setting mode with the key See Mode changing operation on page The SETTING lam...

Page 24: ...apacity Setting procedure Go to the operation setting mode with the key See Mode changing operation on page The SETTING lamp on the operation mode indicator lights The number on the operation mode dis...

Page 25: ...detected with the thermistor and input output values simultaneously appear on the data display Machine temperature Th5 Not used Room temperature Th3 Tank liquid temperature Th4 Not used Not used Capac...

Page 26: ...the value on the data display to a desired value with the or key The unit of set value is h hour 2 Specify an operation start time Press the key to register the timer setting When the timer is activat...

Page 27: ...ecessity of power supply reset Unit Initial value Factory setting Maximum value Minimum value Item Remarks No Communication with main machine Alarm output logic Warning Auto tuning Not used Alarm outp...

Page 28: ...number with the or key After the selected parameter number is displayed for approx 0 5 seconds on the data display the set value appears 2 Select a parameter number Press the key to register the param...

Page 29: ...ation The above 1 2 and 3 can be combined Parameter setting To enable this function set the corresponding parameters You can specify up to five warning conditions with the following five groups of par...

Page 30: ...put Rely 30 output ON External output Rely 30 output ON FH alarm FH alarm External output Rely 30 output ON Tank liquid temperature Th4 Room temperature Th3 Machine temperature Th5 Third digit n10 2 n...

Page 31: ...compressor stops Warning When Tank liquid temperature Th4 becomes 17 C the warning status will be automatically reset When Tank liquid temperature Th4 is 35 C or higher the compressor stops FH alarm...

Page 32: ...utes at 100 capacity Stop Stop Select a desired operation mode Note 1 3 Note 4 Note 5 Note 6 After completion T Deviation C T Deviation C T Deviation C ForTemperature Control Improvement Auto tuning m...

Page 33: ...of temperature control gain P and I from collected data and writing gain into each parameter Operation at 0 capacity Stop 6 Completion of auto tuning Operation at 0 capacity Stop Normal mode Normal No...

Page 34: ...cified temperature range is too small temperature control gain may not be correctly calculated You should set this parameter to the maximum value in the range where it does not cause damage to the mac...

Page 35: ...an alarm by receiving an output signal from optional protection devices e g flow switch When using OP terminals 12 and 13 1 Connect the signal cable of the optional protection device to terminals 12 a...

Page 36: ...rminal block in the electrical equipment box No polarity See Outline of electrical equipment box on page Optional Parts Mounting procedure Type Name Dimensions Application Installed by user Compatible...

Page 37: ...upport 4 Mounted to sheet metal inner surface Inverter board Prepared by user Prepared by user Optional Parts Communication with main machine When this optional board is mounted to the Oil Cooling Uni...

Page 38: ...y two weeks If the air filter is clogged with dust the wind volume reduces resulting in capacity deterioration Also the compressor s protection device is activated hindering smooth operation Furthermo...

Page 39: ...e control panel is pressed the erroneous operation prevention switch is set to ON 4 The low ambient temperature protection device has been activated Room temperature is 2 C or lower 1 The remote contr...

Page 40: ...ated in the unit has been activated 1 The heating value of the main machine has exceeded the cooling capacity of the Oil Cooling Unit Improper model selection 3 The unit is running under capacity supp...

Page 41: ...power supply environment Take noise suppressing measures Make sure that the L3 phase is properly connected to the power supply terminal block Check the condition detected with the relevant protection...

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Page 44: ...Equipment Osaka Office DAIKIN Esaka Building Tarumi cho 3 21 3 Suita Osaka Japan 564 0062 TEL 81 6 6378 8764 FAX 81 6 6378 8738 E mail Address hyd_eco daikin co jp Home Page http www daikin co jp PIM0...

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