Hitachi HCWA21NEWH Bedienungsanleitung

HCWA21NEWH

Installation and Operation Manual

HPU2017003HA

HITACHI WIRED CONTROLLER

Model

INSTALLATION AND OPERATION MANUAL

CONTENTS

Safety precautions ......................................................................................1

Wired Controller installation ......................................................................3

Wired Controller introduction ....................................................................8

Wired Controller ...........................................................................................8

LCD Screen...................................................................................................9

Basic Operation.........................................................................................10

Function Set...............................................................................................11

Super mode .................................................................................................11

Mute mode...................................................................................................11

Sleep mode ................................................................................................11

Button Lock .................................................................................................12

Filter Clean Reset .......................................................................................12

Clock Set.....................................................................................................12

Single Timer ON/OFF ................................................................................13

Daily ON/OFF Timer ..................................................................................13

Weekly Timer...............................................................................................14

Maintenance, Troubleshooting and After-Sale Service .........................15

Safety Precautions

1. Important Notice

2. Product inspection

● We pursue a policy of continuous improvement in design and performance of products.

Company reserves the right to change the specifications without notice.

● We cannot anticipate every possible circumstance that might involve a potential hazard.

● No part of this manual can be reproduced without written permission.

● Signal words (DANGER, WARNING and CAUTION) are used to identify levels of hazard

seriousness.

Definitions for identifying hazard levels are provided below with their respective signal words.

Useful information for operation and/or maintenance.

● Upon receiving this product, inspect it for any shipping damage.

Claims for damage, either apparent or concealed, should be filed immediately with the

shipping company.

● Ensure that all accessories are included with the unit according to the accessories list.

● Check the model number to determine if they are correct.

The standard utilization of the unit shall be explained in this manual.

Therefore, the utilization of the unit other than those indicated in this manual is not

recommended.

● Follow local codes and regulations when installing the wired controller.

● Please contact your local agent, as the occasion arises.

！

● Installation and maintenance should be performed by a qualified personnel.

● If you have any questions, contact your distributor or dealer.

● This manual should be considered as a permanent part of the air conditioning equipment

and should remain with it.

Immediate hazards which WILL result in severe personal

injury or death.

Hazards or unsafe practices which COULD result in severe

personal injury or death.

Hazards or unsafe practices which COULD result in minor

personal injury or product or property damage.

Our company disclaims all responsibility for changing the equipment without our

company's written consent.

● User should not install the appliance. Only an authorized personnel should perform the

installation. Improper installation could cause damage by fire or electric shock.

●Perform the installation correctly referring to the installation manual.

Incorrect installation could cause a personal injury due to fire or electric shock.

●Do not splash water on the appliance and do not touch it with wet hands.

, only an authorized personnel These products are equipped with electrical components

should perform the installation.

● Must not touch or regulate safety device in the appliance. Otherwise serious accident may

occur.

3 Safety summary.

！

Safety Precautions

！

Please be sure to cut off the main power supply before opening the panel to repair.

Please use specified cable. Connect it firmly to the connection terminals avoiding the shielding.

Do not apply wire stress to these parts. Otherwise it might cause electric shock or fire, etc.

Install the appliance on the base that can support its weight. Otherwise it may cause injury in

the event the appliance falls off the base.

Connect with the electric supply after installation and check electric leakage.

Avoid the following places for installation where appliance may fail to operate normally:

·Places with presence of oils.

·Places where sulfide gas occurs such as hot springs.

·Places with a flammable environment.

·Salty places such as coastal regions.

·Places with high temperature, electric signals or flames, which may lead to heat or fire.

·Where there is high-frequency or wireless equipment, which can cause interference.

·Moisture or water flooding place. Once the water enters inside the wired controller, electric

shock or electronic parts failure may occur.

Do not install the appliance or connect the wires before reading the manual.

Usage of spray such as pesticides, paint, hair gel or other toxic gases within 1 meter of the

appliance is prohibited.

If the ELB (Electric Leakage Break) or fuse trouble is liable to occur, please consult local

service provider.

Do NOT place any object on the unit that is not related to the appliance. Protect the wires,

electrical parts, etc. from rats or other small animals. If not protected, rats may gnaw at

unprotected parts and at the worst, a fire will occur.

Firmly connect wires. Excessive force may cause shortcircuit.

If the electric box or fuse break happens frequently, please consult local service provider.

●

Install indoor unit outdoor unit, wired controller or cables at least 3 meters away from high frequency , -

electric signal source (such as medical appliance).

Do not tread on products or place anything on it .

d Choose a place as described below to install wire controller to let TEMP. sensor work normally.

A place where average temperature in the room can be detectedA. .

. ich .B A place wh is not exposed to direct sunlight

. .C Avoid extremely hot or cold locations

d Do not play with the wire controller.

！

Check that the following accessories are included with the unit before installation：

1pc 1pc

2 pcs 2 pcs

Manual

Quality certification

Screw Controlling cable

Connecting terminal

1pc

Please select the installation location according to safety precautions .

Note:

Control board of the wired controller is placed on upper cover.

Please protect it from being scratched during removal and installation!

1.Selecting the Installation Location.

2. Removing the upper cover of the wired controller.

Insert the slotted screwdriver in the slots,

and press on it for removal.

4.Wiring.

3.Remove the insulating strip of the battery.

Leading out wire

Pull one of the attached controlling cable out of the lower cover from the rear round hole.

Otherwise the wired controller cannot work normally after installation!

Checking accessories

Wired Controller Installation

How to install

*Lead out the wire toward the arrow

direction!

①

②Wiring

A.Connect the controlling cable with upper cover terminal as the figure above.

B.Connect the other attached controlling cable with indoor unit control board.

C.Connect the 2 controlling cables with attached connecting terminal as the figure below:

Controlling cable

YL YL

BL BL

RD RD

BK BK

Controlling cable

Firmly fasten the connection cord after connection.

Circuit board of

wired controller

upper cover lower cover

GND

RXD

TXD

+12V

GND

RXD

TXD

+12V

5.Securing the lower cover.

Please secure the lower cover with the attached screws (2 pcs) on the wall or embedded box.

Custom parameters

The internal parameters of the wired controller can be set with the actual usage conditions.

The catalogue of custom-setting parameters is shown as follows:

Wired Controller Installation

Custom-

setting

parameter

code

Implication of code display

Description

Remarks

boot

When “boot” blinks, press “ ” to restore to

factory default and quit parameter set.

Temperature display setting

0-Display the set temperature;

1-Display the indoor environment temperature

The

factory

setting

defaults to

Temperature measurement

unit display setting

0-Display in Celsius;

1-Display in Fahrenheit degree

Cooling only setting

0-Heat pump type air conditioner;

1-Cooling only air conditioner

Temperature limits revision

setting

0-Not permitted; 1-Permitted

Environment temperature

revision setting

0-Not permitted;1-Permitted

Self-setting parameter code

Function code

The method of setting the custom parameters

Press and hold " ", " " and " " buttons at the same time for 5s, to access the

parameter custom-setting mode, and the screen will display the self-setting parameter code

and icon .

Press the “ " button to select the custom-setting parameter code, and function code will

also be displayed on the LCD.

Press the " " (up) button or " " (minus) button to select the function code and press

"ON/OFF" button to confirm the setting.

The wired controller room temperature display and limit set temperature can be revised if needed.

Before setting, please check if these parameters are enabled to be revised, for details, see

Custom parameters.

Parameter setting

Wired Controller Installation

1.Temperature limit setting

Default temperature set point range is (16-30)℃. You can change the range when needed. For

example, in cooling mode, temperature adjustment range could be changed to (23-30)℃; in

heating mode, it could be changed to (16-23)℃. The temperature limit is only effective for the

cooling and heating modes.

Note:

It will directly exit custom setting mode without saving the setting if there is no operation within 30s.

Temp. limit setting (cooling mode) Temp. limit setting (heating mode)

Setting method:

Press down the " " and " " button at the same time for 5s to enter parameter setting mode.

Press " " or " " until set temp. icon " " cooling mode icon " " and temp.all values will

blink on the display, press " " to enter cooling temp. limit setting mode.

Press the " " or " " button to adjust the lowest cooling temperature value.

Press the " " button to confirm the setting and enter heating temp. limit setting mode, temp. icon

" " heating mode icon " " and temp. all values will blink on the display.

Press the " " or " " button to adjust the highest heating temp. value.

Press the " " button to confirm the setting, save the setting and exit.

How to quit:

Press the " " button to exit without settings.

2.Room temperature correction

Room temperature correction

Setting room temperature correction is for particular cases (e.g. remote located at an area with

different temperature than the room) : wired controller is set to display room temperature,

but the room temperature detected is different from the actual room temperature, so setting

correction is necessary.

Room temperature correction value

Wired Controller Installation

Setting method:

Press and hold the " " and " " button at the same time for 5s to enter parameter setting mode.

Press " " or " " until room temperature icon " " and temp. value start blinking on the screen,

and press " " to enter room temp. correction mode.

Press the " " or " " button to adjust the room temperature value within an offset of ±10℃ of the

current temperature.

Press the " " button to confirm the setting, save the setting and exit.

How to cancel:

Press the " " button to exit without saving, all values will blink on the display.

Align the upper cover with the hasp of lower cover of the wired controller, and then press the

upper cover onto the lower cover.

After installation, tear off protective sticker attached on the display of wired controller.

Upper cover assembly

Hasp

Wired Controller Installation

Wired controller

FAN BUTTON

TIMER/CLOCK BUTTON

ON/OFF BUTTON

MODE BUTTON

Used to select fan speed in sequence high- auto-low-medium-high.

Used to set the current time or set timer on/off.

The appliance will be started or stopped when this button is pressed.

Press this button to select the operation mode.

UP SETTING BUTTON

DOWN SETTING BUTTON

Used to raise the setting values or to set the airflow direction.

Used to lower the setting values.

LIQUID CRYSTAL DISPLAY(LCD) SCREEN

1 2 3456

Wired Controller Introduction

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