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Daikin OILCON 10 Series Original Instruction
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Daikin OILCON 10 Series Original Instruction

Daikin OILCON 10 Series Original Instruction

Oil cooling unit (circulation type)
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Oil Cooling Unit (Circulation type)
• The fluorinated greenhouse gases are contained in hermetically sealed.
• To prevent global warming, when relocating, repairing, or disposing of this
product, collect fluorocarbons in accordance with the laws of your country.
Models
Menu
Standard model
(380 V/400 V/415 V)
(-500)
Series
AKZ14A
AKZ32A
AKZ43A
AKZ56A
AKZ90A
Thank you for purchasing our OILCON.
This instruction manual includes precautions for using the
OILCON.
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.
Proper use results in power saving
If the air filter is clogged, the cooling performance deteriorates,
causing excess power consumption.
Clean the air filter periodically to reduce power consumption.
Built-in
CE/UKCA
Built-in
breaker model
model
heater model
(B500)
(C500)
(H500)
Original instruction
Safety Precautions
Installation
series
Main Applications
Method of Transportation / Conveyance / Storage
Precautions for Installation
Reference for Pipe Selection
Electric Wiring
Handling
Model Identification and Specifications
Before Operation
Part Names and Functions
Names and Functions of the Control Panel Parts
Checking Initial Operating Conditions
Operation Setting
Hold a Constant Oil Temperature
Tune the oil temperature to room temperature
(or machine temperature)
Cool the Oil at Constant Capacity (%)
Monitor Items
Timer Operation
About Special Functions
Setting Special Function
Built-in
For Temperature Control Improvement
tank model
Alarm/Warning Output Logic
(T500)
Alarm Settings for Optional Protection
Devices (Installed by User)
Optional Parts
Machine temperature tuning control
Returned oil temperature control
Communication with main machine
Maintenance
Maintenance/Inspection
Troubleshooting
PIM00583F
CONTENTS
• Daily maintenance/inspection
• Periodic maintenance/inspection
• To leave the unit unused for a long period
• When the unit operation seems abnormal
although no alarm is activated
• When an alarm is activated
• When a warning is activated
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5
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9
14
16
17
18
20
21
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24
25
26
27
29
32
35
35
36
37
38
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40

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Summary of Contents for Daikin OILCON 10 Series

  • Page 1 PIM00583F Original instruction CONTENTS Safety Precautions Installation series Main Applications Method of Transportation / Conveyance / Storage Oil Cooling Unit (Circulation type) Precautions for Installation Reference for Pipe Selection Electric Wiring Handling Model Identification and Specifications Before Operation Part Names and Functions Names and Functions of the Control Panel Parts Checking Initial Operating Conditions Operation Setting...
  • Page 3 Safety Precautions Before using this product, read the following instructions carefully to ensure proper use. „ The instructions described below are intended to prevent injury or damage to you and other people. Possible conditions that may result from improper handling are classified as follows: DANGER WARNING CAUTION...
  • Page 4 WARNING Conduct electric wiring according to the ratings. Conduct electric wiring in accordance with respective national and regional standards. Improper wiring may result in burnout or fire. Mandatory Keep away from the unit when it is being carried with slings. Never get close to the unit when it is being carried with slings.
  • Page 5 Do not disassemble or repair the unit. Do not modify this unit. Any person other than DAIKIN authorized service personnel must not disassemble or repair this unit. Failure to observe this instruction causes fire, electric shock or injury. Do not...
  • Page 6 WARNING If refrigerant leaks, provide thorough ventilation. If a large quantity of refrigerant is filled in the site, people in the site may be anesthetized or suffocated. With the CE/UKCA model, SDS (Safety Data Sheet) for the refrigerant is attached to the product. Take an action according to the SDS. Mandatory Do not put a finger or foreign object in an aperture of the unit.

  • Page 7: Main Applications

    Electrical Hazard You may be seriously injured or killed because of an electric shock or fire. Do not open the cover of electric component box during the operation. Maintenance and inspection should be Heat carried out by qualified personnel after the power supply is turned OFF.
  • Page 8 Method of Transportation / Conveyance / Storage  Precautions on transportation / conveyance / storage 1. During transportation or conveyance, wear gloves and a helmet. 2. Do not transport or convey the product by any method other than that specified below. 3.

  • Page 9: Precautions For Installation

    Precautions for Installation Installation place and oil piping  For an installation place, observe the following. 1. Horizontal and rugged floor face (vertical interval 5 mm or less) 7. A place free from explosive atmosphere (evolution, inflow, When you install the product, fix it with a bolt (M10×20 retention or leak of inflammable gas) hexagonal bolt is recommended).
  • Page 10 Reference for Pipe Selection Connection pipe diameter (Standard model) Model AKZ14A • 32A • 43A AKZ56A • 90A Connection pipe Oil Inlet Rc3/4 Rc1 1/4 Rc3/4 Rc1 1/4 Oil Outlet Oil Drain Rc1/4 14·15 ∗ For menu models, refer to “Model Identification and Specifications” on page Pipe size/maximum pipe length chart Suction pipe (Hose inner diameter) Discharge pipe...

  • Page 11: Electric Wiring

    Electric Wiring  Conduct electric wiring in accordance with respective national and regional standards.  For the power supply, be sure to use the commercial power source. If you use the inverter power source or other power source, the product may cause burnout. ...
  • Page 12 Mounting an earth leakage circuit breaker The OILCON is not equipped with an earth leakage circuit breaker. Be sure to mount a 3-pole earth leakage circuit breaker (∗) exclusively for the OILCON to the main machine, or if you are using a wiring circuit breaker (breaker), take separate measures 14·15 against earth leakage.
  • Page 13 Outline of electrical equipment box (Typical: AKZ32A-500) Short-circuit bar Short-circuit bar Signal terminal block Protect SW Anchor mount Signal terminal block Protect SW Anchor mount 9 10 11 13 30 31 60 61 62 64 66 9 10 11 1330 31 60 61 62 64 65 66 Customer’s wiring Customer’s wiring...
  • Page 14 Connection of external output contact To output the OILCON operation status signal to the main machine, connect the required signal cable to the signal terminal block. (For the connecting method, refer to “Connection of signal terminal block” on page .) For details of alarms, refer to 41-43 “Alarm list”...
  • Page 15 Electric wiring diagram (Typical: AKZ32A-500)
  • Page 16 Model Identification and Specifications Specifications (AKZ14A • 32A • 43A) OILCON equivalent horsepower (HP) AKZ14A-500 AKZ32A-500 AKZ43A-500 Model Stand- Stand- Stand- ∗1 Cooling capacity (50/60 Hz) 1.3/1.4 2.8/3.2 3.8/4.3 Heater (at 400 V) – – – – – – ∗2 Power supply 3-phase 380 ·...
  • Page 17 Specifications (AKZ56A • 90A) OILCON equivalent horsepower (HP) AKZ56A-500 AKZ90A-500 Model Standard Standard ∗1 Cooling capacity (50/60 Hz) 5.0/5.6 8.0/9.0 Heater (at 400 V) – – – – ∗2 Power supply 3-phase 380 · 400 · 415 VAC 50/60Hz Main circuit 3-phase 380 ·...

  • Page 18: Before Operation

    Before Operation Before operating the OILCON, check the following items: Operating environment • Check the atmosphere for any factor (dust, oil mist, high temperature, high humidity, etc.) that may adversely affect the unit. • Check if the unit is not installed in explosive atmosphere (that may cause evolution, inflow, retention or leak of inflammable gas). •...

  • Page 19: Part Names And Functions

    Part Names and Functions Standard (B, C) (Representative model: AKZ32A-500) (14) (13) (15) (10) (11) (12) (16) (17) Name Function Name Function Sucks and compresses the low-temperature, Located at the front of the condenser. It is intended low-pressure gas refrigerant produced in the to prevent cooling capacity deterioration by Compressor (10)
  • Page 20 Names and Functions of the Control Panel Parts Outline of control panel (10) (11) (9) Name Description Reference page Power lamp (Green) Lit while power supply is ON. Indicates the control panel operation mode. NORMAL SETTING Operation mode indicator page MONITOR TIMER SET Operation mode/data...
  • Page 21 Operation mode The control panel provides the following seven operation modes. Among these seven modes, NORMAL, SETTING, MONITOR and TIMER are available for normal operations. In other modes , the OILCON may malfunction depending on operation. ∗1 Before using each mode, please understand the description on each mode. Operation mode Description indicator...
  • Page 22 Checking Initial Operating Conditions ∗1: You hear tick sound after power-ON, while the electronic Turn ON the power supply for the OILCON. expansion valve is under initial setup. This does not mean a fault. ∗2: For initial setup of the electronic expansion valve and the Check the indication on the control panel.

  • Page 23: Operation Setting

    Operation Setting The OILCON can operate with the following contents. Reference ∗1 ∗3 Contents Control method Control target Operation mode Setting range temperature Hold a constant oil temperature Fixed temperature Inlet oil temperature 5.0–50.0 (°C) control (Keeping a control target at a Outlet oil temperature 5.0–50.0 (°C) constant temperature)
  • Page 24 Hold a Constant Oil Temperature “Hold a constant oil temperature” has the following 2 operation modes. Select with the setting method “2. Select the operation mode”. Operation mode Control target Inlet oil temperature Outlet oil temperature Returned oil temperature∗ ∗ Optional function using optional parts. See page Outlet oil temperature control Operation mode: 1 Inlet oil temperature control...
  • Page 25 Tune the oil temperature to room temperature (or machine temperature) “Tune the oil temperature to room temperature (or machine temperature)” has the following operation modes. Select with the setting method “2. Select the operation mode”. Operation mode Control method Tune the inlet oil temperature to the room temperature Tune the inlet oil temperature to the machine temperature∗...
  • Page 26 Cool the Oil at Constant Capacity (%) “Cool the oil at constant capacity (%)” has the following operation modes. Select with the setting method “2. Select the operation mode”. Operation mode Control method Cool the oil at constant capacity (%) With this operation mode, the OILCON executes cooling operation according to the specified capacity command (%), so oil temperature control is disabled.

  • Page 27: Monitor Items

    Monitor Items When the “Monitor mode” is selected, the following items can be checked. Description Note ∗1 Machine temperature [Th1] ∗1 Outlet oil temperature or returned oil temperature [Th2] ∗1 Room temperature [Th3] ∗1 Inlet oil temperature [Th4] ∗1 Reserve [Th5] ∗1 T (Th4–Th2) Capacity command value (%)

  • Page 28: Timer Operation

    Timer Operation With the “ON” timer, the OILCON can be started after elapse of a desired time. This mode can be used to warm up the main machine. The operation start time setting range is 0 to 999 hours (in one hour steps). ∗...
  • Page 29 About Special Functions You can additionally set up the following functions by setting the parameters of the OILCON. Contents of special functions  Auto-tuning: The OILCON control will set P and I gain parameters according to the system behavior. page ...
  • Page 30 Parameter setting procedure With parameter setting, you can enable special functions of the OILCON. For description of the special functions and parameter list, refer to page Setting procedure 1. Change from operation mode to parameter Operation Operation Data display setting mode mode indicator mode display •...
  • Page 31 Setting Special Function —“Temperature range warning”  Outline of the function • As a special function of the OILCON, you can set up the “Temperature range warning” function. This function allows you to specify a desired temperature range within the OILCON operating range. When the control temperature exceeds the preset range, the unit informs you of the “Temperature range warning”...
  • Page 32  About monitoring target and operation (a) (b) (c) settings ∗ To avoid a temperature range warning during setting, input the following items (d) and (e) before setting (a), (b) and (c). (1) Set the “temperature range warning temperature (d)” with “monitoring target (a)” and “comparison target (b)” based on the following formula.
  • Page 33  Parameter (d) (e) settings (3) Set the following “differential value (e)” to specify the reset temperature at which to release the temperature range warning. Return temperature or return temperature difference = Temperature range warning temperature (d) – (∗5) Differential value (e) ∗5: However, when the comparison target (b) is “≤...
  • Page 34 For Temperature Control Improvement —“Auto-tuning mode” ∗ To use the OILCON in normal conditions, this function is not required.  Outline of the function Depending on the system of the main machine, problems of “unstable temperature control” or “slow response in temperature ∗...
  • Page 35 Operation flow Keep pressing these keys simultaneously for five seconds. 1. Starting auto-tuning Cancel Normal mode (Original operation mode) 2. Step: 0 (Checking tuning conditions) Cancel Normal mode Cancel Error (Original operation mode) (Original operation mode) Normal 3. Step: 1 (Operation for stabilizing initial status) Cancel Normal mode (Operation at 0%...
  • Page 36 [Note] 1. When starting auto-tuning, make sure that the oil temperature is nearly equal to the room temperature (in stable condition). Leave the main machine under no load (stopped). To complete the auto tuning correctly, start the auto tuning after the power supply to OILCON is turned ON more than 5 minutes. 2.
  • Page 37 Alarm/Warning Output Logic The operation status of the OILCON can be output. • The output settings for the alarm (warning) output depend on the value set for parameter number (n001) (∗units digit). 1. Wire the signal terminal block • For the connecting method, refer to “Connection of signal terminal block” on page 2.

  • Page 38: Optional Parts

    Optional Parts Machine temperature tuning control See page When the following optional parts are mounted to the main machine, the OILCON can perform control by detecting the machine temperature. Optional Parts Lead wire Application length Name Type Dimensions Compatible model (Installed by user) L (m) AKZ–OP–K5...
  • Page 39 Optional Parts Returned oil temperature control See page When the following optional parts are mounted to the oil piping (return oil piping) of the main machine, the OILCON can perform control by detecting the returned oil temperature. Optional parts Lead wire Application length Name...
  • Page 40 Optional Parts Communication with main machine When this optional board is mounted to the OILCON to connect this unit to the main machine: 1. You can change the operation mode and operation setting from the main machine. 2. You can read the OILCON alarm code and temperature data (machine temperature, room temperature, inlet oil temperature, outlet oil temperature, temperature difference between inlet and outlet, and inverter frequency data) from the main machine.
  • Page 41 Maintenance/Inspection Daily maintenance/inspection • Oil pollution causes a fault or shortened service life of the pump. Use thorough caution about oil pollution to maintain the pollution degree at NAS10 or lower level. • Keep a normal oil level in the oil tank (Between the yellow line and red line of the oil level gauge). Make sure that the oil does not contain air bubbles.

  • Page 42: Troubleshooting

    Troubleshooting When the OILCON does not work well, first check the following points. If the problem persists, contact Nearby Service Network with information on the following 1), 2) and 3) items. (See the back cover.) 1) Machine name (Full Model No.) NOTE: Customers should not perform any 2) Manufacture No.
  • Page 43 Item Condition Cause Corrective action Do not place any object that blocks ventilation at (1) There is an obstacle near the air intake/exhaust 500 mm or shorter distance from the air intake/ port. exhaust port. (2) The air filter is clogged. Clean the air filter.
  • Page 44 Alarm Alarm Description Cause Corrective action code level (1) Fault of the compressor. Compressor lock Contact Nearby Service Network. (Replace the compressor.) (1) The connector of the electronic Check the insertion of the relevant expansion valve coil expansion valve coil (for main circuit or connector.
  • Page 45 Alarm Alarm Description Cause Corrective action code level <Emergency Operation> Malfunction of inlet oil temperature thermistor: Inlet oil temperature (1) Inlet oil temperature thermistor is ∗∗ Emergency operation is available when the operation mode is 1, 5 or 6. thermistor error disconnected or short-circuited.
  • Page 46 When a warning is activated A warning is generated when the status of OILCON is not normal or the oil temperature to be monitored exceeds the setting temperature range. If you continue operation without a change, OILCON may break down. Be sure to take measures. Warning list Warning Description...
  • Page 48 Global Service Network Please contact DAIKIN Sales Counter for servicing of OILCON in countries outside Japan. Daikin is ready to offer you service in conjunction with the sales agents of our Air-conditioning and Hydraulic Divisions located in worldwide countries and regions.

This manual is also suitable for:

Oilcon akz14a seriesOilcon akz32a seriesOilcon akz43a seriesOilcon akz56a seriesOilcon akz90a series