HITACHI P-N23NA2, P-AP160KA3, P-AP160NAE2 Air Panel Cooling and Heating Instruction Manual

HITACHI P-N23NA2, P-AP160KA3, P-AP160NAE2 Air Panel Cooling and Heating

MODELS
P-N23NA2
P-AP160KA3
P-AP160NAE2

This product contains biocidal substances according to EU Reg. 528/2012

Biocide property
Antibacterial
Active substance
Silver

These substances are NOT harmful to human health nor the environment

Specifications in this manual are subject to change without notice in order that Hitachi may bring the latest innovations to their customers.Whilst every effort is made to ensure that all specifications are correct, printing errors are beyond Hitachi’s control; Hitachi cannot be held responsible for these errors

Original Version

The English version is the original one; other languages are translated from English. Should any discrepancy occur between the English and the translated versions, the English version shall prevail.

GENERAL INFORMATION

GENERAL NOTES
No part of this publication may be reproduced, copied, filed or transmitted in any shape or form without the permission of Johnson Controls-Hitachi Air Conditioning Spain, S.A.U.
Within the policy of continuous improvement of its products,Johnson Controls- Hitachi Air Conditioning Spain, S.A.U. reserves the right to make changes at any time without prior notification and without being compelled to introducing them into products previously sold. This document may therefore have been subject to amendments during the life of the product.

Hitachi makes every effort to offer correct, up-to-date documentation. Despite this, printing errors cannot be controlled by Hitachi and are not its responsibility.
As a result, some of the images or data used to illustrate this document may not refer to specific models. No claims will be accepted based on the data, illustrations and descriptions included in this manual.
No type of modification must be made to the equipment without prior, written authorisation from the manufacturer.

SAFETY

SYMBOLS USED

During normal air conditioning system design work or unit installation, greater attention must be paid in certain situations requiring particular care in order to avoid injuries and damage to the unit, the installation or the building or property.
Situations that jeopardise the safety of those in the surrounding area or that put the unit itself at risk will be clearly indicated in this manual.
To indicate these situations, a series of special symbols will be used to clearly identify these situations.
Pay close attention to these symbols and to the messages following them, as your safety and that of others depends on it.

DANGER

• The text following this symbol contains information and instructions relating directly to your safety, in addition to hazards or unsafe practices which could result in severe personal injuries or death.
• Not taking these instructions into account could lead to serious, very serious or even fatal injuries to you and others in the proximities of the unit.

In the texts following the danger symbol you can also find information on safe procedures during unit installation.

CAUTION

• The text following this symbol contains information and instructions relating directly to your safety, in addition to hazards or unsafe practices which could result in minor personal injury or product or property damage.
• Not taking these instructions into account could lead to minor injuries to you and others in the proximities of the unit.
• Not taking these instructions into account could lead to unit damage.
  In the texts following the caution symbol you can also find information on safe procedures during unit installation.

NOTE

• The text following this symbol contains information or instructions that may be of use or that require a more thorough explanation.
• Instructions regarding inspections to be made on unit parts or systems may also be included.

ADDITIONAL INFORMATION ABOUT SAFETY

DANGER

• Hitachi is not able to foresee all the circumstances which may result in a potential danger.
• Do not pour water in the indoor or outdoor unit. These products are fitted with electric components. If water comes into contact with electric components, this will cause a serious electric shock.
• Do not handle or adjust the safety devices inside the indoor and outdoor units. The handling or adjustment of these devices may result in serious accident.
• Do not open the service cover or access panel of the indoor and outdoor units without disconnecting the main supply.
• In the event of fire, switch off the mains, put out the fire immediately and contact your service supplier.
• Check that the earth cable is correctly connected.
• Connect the unit to a circuit breaker of the specified capacity.

CAUTION

• Refrigerant leaks may hinder respiration as the gas displaces the air in the room. It is assumed that this heat pump air conditioner will be operated and serviced by English speaking people. If this is not the case, the customer should be add safety, caution and operating signs in the native language.
• Fit the indoor unit, the outdoor unit, the remote control and the cable at a minimum of 3 metres away from sources of strong radiation from electromagnetic waves, such as medical equipment.
• Do not use sprays, such as insecticides, varnishes or enamels or any other inflammable gas within a metre of the system.
• If the circuit breaker or supply fuse of the unit comes on frequently, stop the system and contact the service suppler.
• Do not carry out maintenance or inspection work yourself. This work must be carried out by qualified service personnel with suitable tools and resources for the work.
• Do not place any foreign material (branches, sticks, etc.) in the air inlet or outlet of the unit. These units are fitted with high speed fans and contact with any object is dangerous.
• This appliance must be used only by adult and capable people, having received the technical information or instructions to handle this appliance properly and safely.
• Children should be supervised to ensure that they do not play with the appliance.
• Install the unit in a place not accessible by the general public.

NOTE

• The air in the room should be renewed and the room ventilated every 3 or 4 hours.
• The system fitter and specialist shall provide anti-leak safety in accordance with local regulations.
• The installer and system specialist shall secure safety against the refrigerant leakage according to local regulations or standards. The following standards may be applicable, if local regulations are not available. International Organization for Standardization, ISO5149 or European Standard, EN378 or Japan Standard, KHKS0010.
• Electrical wiring must comply with national and local regulations.
  Contact your local authority in regards to standards, rules, regulations, etc.

IMPORTANT NOTICE

This air conditioner has been designed for standard air conditioning for human beings. For use in other applications, please contact your Hitachi dealer or service contractor.
The air conditioning system should only be installed by qualified personnel, with the necessary resources, tools and equipment, who are familiar with the safety procedures required to successfully carry out the installation.
The supplementary information about the purchased products is available through de QR-Code printed in the front cover. In case that no access to the website or files are not readable, please contact your Hitachi dealer or distributor.
PLEASE READ THE MANUAL AND DOWNLOADED FILES THROUGHT THE QR-CODE CAREFULLY BEFORE STARTING TO WORK ON THE INSTALLATION. Failure to observe the instructions for installation, use and operation described in this documentation may result in operating failure including potentially serious faults, or even the destruction of the air conditioning system.
It is assumed that the air conditioning system will be installed and maintained by responsible personnel trained for the purpose. If this is not the case, the customer should include all the safety, caution and operating signs in the native language of the personnel responsible.

Do not install the unit in the following places, as this may lead to a fire, deformities, rusting or faults:

• Places where oil is present (including oil for machinery).
• Places with a high concentration of sulphurous gas, such as spas.
• Places where flammable gases may be generated or circulate.
• Places with a saline, acidic or alkaline atmosphere.
  Do not install the unit in places where silicon gas is present. Any silicon gas deposited on the surface of the heat exchanger will repel water. As a result, the condensate water will splash out of the collection tray and into the electrical box. Water leaks or electrical faults may eventually be caused.
  Do not install the unit in a place where the current of expelled air directly affects animals or plants as they could be adversely affected.
  There are detailed information about unit installation, service space, wiring diagrams, electrical connection, refrigerant charge, in the corresponding chapter, please read the corresponding chapter carefully before starting work on the installation.

NAME OF PARTS

BEFORE INSTALLATION

FACTORY-SUPPLIED ACCESSORIES

CAUTION
When the air panel is unpacked, place it on insulation material, etc. to protect the sealing insulation from scratches.
Check to ensure that the accessories are packed with the air panel.

If any of these accessories are not packed in the packing, please contact your contractor.

INSTALLATION

CHECK THE INDOOR UNIT HEIGHT FROM THE FALSE CEILING SURFACE
Check the distance between the indoor unit and the false ceiling. It is 12+5mm as shown below.

If not, adjust the distance by using the checking scale with maintaining the levelness of the indoor unit.

REMOVING AIR INTAKE GRILLE FROM AIR PANEL

1. Push both ends of knobs at the air inlet grille toward the arrow direction, open the air inlet grille until the angle of approximately 45° from the air panel surface. After lifting the air inlet grille keeping it inclined, draw the air inlet grille forward. (Remove the filament tape (4 portions) fixing the air filter).
   P-AP160NAE
   P-AP160NA1

2. Lift the grille keeping it inclined.

3. Draw the grille towards the open space after lifting.

NOTE
Perform the attaching work in the reverse procedure of removing for install the air intake grille. The air inlet grille can be attached from any 4 directions by rotating it. The air intake grille direction can be selected freely.

INSTALLING AIR PANEL

1. Remove the cover of the corner pocket (4 portions).
   Remove pulling A part toward the arrow direction.

2. Pull down the U-shaped hook (at 2 positions) located at the indoor unit side.

3. Mount the air panel temporarily. Fit the corner position of the refrigerant pipe connection at the indoor unit and the position stamped as “Ref. Pipe “. Then, catch the C-shaped hinges (2 portions) onto the U-shaped hooks (2 portions).

4. Fix the air panel to the fixing plate by factory-supplied long screws (M6 cross screws).

5. Tighten the long screws until touching the stopper to the fixing plate. Check to ensure that the distance between the fixing plate undersurface and the corner panel undersurface is 26mm.

6. When tightening the long screws to prevent air leakage and to be no gap between the false ceiling surface and the indoor unit, the inner circumference of the air panel (the position to attach the air inlet grille) may be slightly deformed. However, it is not abnormality.

CAUTION

• If tighten long screws insufficient, may cause something wrong as below.
• If any gap has even though tighten long screws sufficient,readjust the height of indoor unit.
• It’s able to adjust the indoor unit height by using wrench from the corner pocket.
• Too considerable adjustment of height cause dewing from drain-pan.
• Do not turn the air louver by hand. If moved, the louver mechanism would be damaged.

ATTACHMENT OF CORNER COVER
Attach the corner covers after the air panel is mounted completely.

• a. Catch the band at the rear side of the corner cover onto the projection at the air panel as shown.
• b. Insert and push the fixing hooks (2 portions) at Ⓐ to the air panel and insert and push the fixing hook (1 portion) at Ⓑ to the air panel.
  Corner with sensor

Corner without sensor

ATTACHMENT OF CORNER COVER WITH MOTION SENSOR AND RADIATION SENSOR ON THE AIR PANEL MODEL P-AP160NAE2

NOTE

• Pay attention that the detecting function will be decreased if the lens for motion sensor smudges.
• In this case, wipe off smudges by a cotton swab soaked alcohol (Isopropyl alcohol is recommended) or a soft cloth.
• When wiping off smudges on the lens for motion sensor, do not apply excessive force.
• If excessive force is applied, the resin lens may be damaged so that may cause malfunctions such as misdetection or undetectable of the motion.

a. The corner cover with sensor can be attached to any of corners (three directions, Ⓐ , Ⓑ and Ⓓ). Determine the best location in line with user’s requirements.

NOTE

• The corner cover encasing the Motion Sensor should be placed in the corner closest to the wired controller.
• Do not attach at location Ⓒ.
• When the Motion Sensor is attached at location Ⓐ, control setting on the wired controller is not necessary.

Removed form of Corner Cover with Sensor

b. Remove the electrical box cover and connect the connecting cable (attached inside the air panel) at CN33 in the electrical box.

NOTE
The CN10 connector is only available for connection of the Motion Sensor kit SOR-MSK and for panels P-N23NA2, and P-AP160KA3.

c. Run the connecting cable from CN33 to the corner cover with motion sensor through top of the mounting plate.
Then measure the distance 100mm to 200mm from the corner cover to the relay connector as shown below.

d. Clamp the extra length of the relay wire by the plastic band and store it at inside the ceiling.
e. Access the connecting cable from the corner of the air panel. Then connect the wiring for the sensor to the relay connector. After making the connection, cover the relay with the wiring cover and install the cable bands as shown in the diagram below.

f. Install the corner band onto the projection as shown below.

g. As you insert wiring into the corner, insert the other two fixing hooks corresponding to points Ⓐ (into the squared slots on the air panel) and slide the corner cover in the direction of the arrows at points Ⓐ. Then, insert the fixing hook into the squared slot (of the air panel) at point Ⓑ.

NOTE

• Catch securely the band onto the projection. If not, the corner cover may fall down when removing it so that may cause injury.
• Catch securely the fixing hooks of the corner cover to the air panel. If not, the fixing hooks will be damaged.

CONTROL SETTINGS AFTER INSTALLING CORNER COVER WITH MOTION SENSOR (PC- ARFG-E EXAMPLE)

Depending on the location of the corner with motion sensor,setting on the wired controller is also necessary.

1. Press “Menu”, then “Service Installation” and enter de Password “0-0-0-0”. Press the “Installation Menu” and the “Test Run” menu will be displayed.

2. Select “Function Selection” from the “Installation Menu” and press “OK”.

3. Select the indoor unit by pressing “ ” and press “OK”.
   This screen is not displayed when only one indoor unit is connected to the wired remote controller. In this case, follow the step 4.

4. Press “ ” and select “L1”.

Set “L1” according to the table below by pressing “ ” and press “OK”.

When the products are shipped, the menu key should be set to “L1=00”, which indicates motion sensor is located at stamp A.

Do not install in the “Stamp C” position

WIRING CONNECTION FOR AIR PANEL

DANGER

• Before the electrical wiring work, turn OFF the power source. If the connectors are connected without turning OFF the power source, the auto swing louver can not activate.
• Air panel P-AP160KA3: In case of attaching this air panel on the RCI-FSR series indoor unit, remove the relay wiring attached to indoor unit PCB. After that, connect the wiring attached to the air panel directly to the PCB as described above.

CAUTION

• All electrical installation work must be performed by certified personnel and all work must be complete and conform to local and NEC (National Electrical Code) standards. Failure to uphold these standards can result in damage, fire, electrical shock, and serious or fatal injury.
• When opening and closing the electrical box cover, work so that it does not contact the suspension wire. If the suspension wire breaks, the air inlet grille and air filter may fall. It may cause injury.
• Perform securely the electrical wiring work. If the electrical work is not completed, heat generation at the connection, a fire or an electrical shock may occur.
• Make sure that the wires are securely fixed in order not to apply an external force to the terminal connections of the wirings. If fixing is not completed, heat generation or a fire will occur.

1. The air panel has motor wiring for auto louver. Remove the tape securing the wiring and make sure to pass it through the cable band as shown in the figure on the right before connecting it to the connector (CN17) on the PCB.
2. After connecting the connector, tighten the cable band to secure the wiring. After wiring is secured, attach the electrical box cover.
3. The following connectors are used in the air panel. Remove the tape fixing the wiring connectors on the air panel and pull out them as shown in the figure below.
4. Connect them with the wiring connectors to CN17 in the electrical box as the following figure.
5. After completing the wiring connection of the air panel, attach the air inlet grille. Perform the attaching work in the reverse procedure of removing.
6. Fasten the other end of the support string to the corresponding hole at part Ⓐ in the panel as shown. The fact that the air inlet grille is square allows it to be rotated to be fixed from any direction.

TEST RUN

DANGER

• Do not put any foreign materials within the air inlet grille operation range. It may lead to injury or damage.
• Keep the wire from fire or sharp edge. Breaking wire may cause of injury due to air inlet grille or air filter falling.
• If the air inlet grille or the air filter falls, it may cause injury.

1. After completing installation of the air panel, Test Run should be performed according to installation and maintenance manual for the indoor unit.

2. Perform the checking work for the louver during the test run.
   Do not move the louver by hand. If moved, the auto-swing mechanism will be damaged.
   a. Press “ ” (run / stop), and the operation is started.
   Select the air flow direction by “ ” or “ ”.
   b. The louver angle is changed by pressing “ ” or “ ”.
   LCD Indication
   The auto swing operation will be started to select “ ” (auto swing). At this time, LCD indication displays the swing repeatedly.

3. If there is a louver that does not move, check the connection of the louver wiring connector (CN17).

NOTE

• Adequate and optimal airflow is dependent on application and installation practices which include positioning of office equipment, room structure, and office cubicle or furniture layout. Adjust airflow for maximum comfort.
• The position of the louvers may not coincide with the louver position indicator on the LCD during auto swing operation. When adjusting the louver angle, set it according to the louver position on the LCD.
• Even if the “ ” or “ ” are pressed to stop the auto swing function, the louver is not stopped immediately.
• If the cooling operation is performed with greater than 80% relative humidity, condensation may form on the air panel or louver surfaces.

MAINTENANCE

When the indication, (filter) is shown on the display of the remote control switch, take out the air filter according to the indicated steps for each unit.

TAKE OUT THE FILTER

1. Open the air inlet grille after pushing the two knobs toward the arrow mark.
2. Hold the lower side of the air inlet grille keeping it inclined.
   Remove the hooks of air filter from the air inlet grille and remove the air filter.

CLEAN THE FILTER

Clean the air filter according to the following steps:

1. Use a vacuum cleaner or let water flow onto the air filter for removing the dirt from the air filter.
   CAUTION
   Do not use hot water higher than approximately 40ºC.

2. Dry the air filter in the shade after shaking off moisture.

3. Do not use cleaner or other chemicals.

4. After the air filter is dried, attach and close correctly to the air inlet grille.

RESET OF FILTER INDICATION
After cleaning the air filter, reset the filter sign according the remote control procedure.

Cooling & Heating
Johnson Controls-Hitachi Air Conditioning Spain, S.A.U.
Ronda Shimizu, 1 – Políg. Ind. Can Torrella
08233 Vacarisses (Barcelona) Spain
Copyright 2022 Johnson Controls-Hitachi Air Conditioning Spain, S.A.U. – All rights reserved.

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