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 85 

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 '15 • PAC-T-236

Installation manual for wired remote controller

Installation and wiring of remote control

Wiring of remote control should use 0.3mm

2

s

 2 core wires or cables. (on-site configuration)

Maximum prolongation of remote control wiring is 600 m.

100 - 200m.........................0.5mm

2

s

 2 cores

Under 300m .......................0.75mm

2

s

 2 cores

Under 400m .......................1.25mm

2

s

 2 cores

Under 600m .......................2.0mm

2

s

 2 cores

Master/ slave setting when more than one remote controls are used

A maximum of two remote controls can be connected to one indoor unit (or one group of indoor units.)

Remote control cord (no polarity)

Remote control

SW1 "Master"

Switch

Setting

Contents

M

Master remote control

SW1

S

Slave remote control

The indication when power source is supplied

When power source is turned on, the following is displayed on the remote control until the  
communication between the remote control and indoor unit settled.

Master remote control : "                               "
Slave remote control : "                               "

At the same time, a mark or a number will be displayed for two seconds first.
This is the software's administration number of the remote control, not an error cord.

The range of temperature setting

When shipped, the range of set temperature differs depending on the operation mode as below.

Heating : 16~30˚C (55~86˚F)
Except heating (cooling, fan, dry, automatic) : 18~30˚C (62~86˚F)

Upper limit and lower limit of set temperature can be changed with remote control.

Upper limit setting: valid during heating operation.  Possible to set in the range of 20 to 30˚C (68 to 86˚F).
Lower limit setting: valid except heating (automatic, cooling, fan, dry) Possible to set in the range of 18 to 26°C (62 to
79°F).
When you set upper and lower limit by this function, control as below.

1.  When      TEMP RANGE SET, remote control function of function setting mode is "INDN CHANGE" (factory setting),

During heating, you cannot set the value exceeding the upper limit.

During operation mode except heating, you cannot set the value below the lower limit.

2.  When      TEMP RANGE SET, remote control function of function setting mode is "NO INDN CHANGE"

During heating, even if the value exceeding the upper limit is set, upper limit value will be sent to the indoor unit.
But, the indication is the same as the temperature set.

During except heating, even if the value lower than the lower limit is set, lower limit value will be sent to the indoor unit.
But, the indication is the same as the temperature set.

How to set upper and lower limit value

1.    Stop the air-conditioner, and press             (SET) and              (MODE) button at the same time for over three 
       seconds.

The indication changes to "FUNCTION SET      ".

2.    Press        button once, and change to the "TEMP RANGE      " indication.
3.    Press             (SET) button, and enter the temperature range setting mode.
4.    Select  "UPPER LIMIT      " or "LOWER LIMIT     " by using               button.
5.    Press            (SET) button to fix.
6.    When "UPPER LIMIT      " is selected (valid during heating)

Press            (SET) button to fix. Indication example: "UPPER 26˚C" (Displayed for two seconds)
After the fixed upper limit value displayed for two seconds, the indication will return to "UPPER LIMIT      ".

7.    When "LOWER LIMIT      " is selected (valid during cooling, dry, fan, automatic)

Indication: "              SET UP"       "LOWER 18˚C     "

8.    Press  ON/OFF  button to finish.

PJA012D730

When remote control cannot communicate with the indoor unit for half an hour, the below indication will
appear.
Check wiring of the indoor unit and the outdoor unit etc.

Read together with indoor unit's installation manual.

Accessories

Remote control, wood screw (ø3.5

s

16) 2 pieces

Prepare on site

Remote control cord (2 cores) the insulation thickness in 1mm or more. 

[In case of embedding cord] Erectrical box, M4 screw (2 pieces)
[In case of exposing cord] Cord clamp (if needed)

Screw

Installation procedure

Open the cover of remote control, and remove the screw under the 
buttons without fail.

Remove the upper case of remote control.
Insert a flat-blade screwdriver into the dented part of the upper part 
of the remote control, and wrench slightly.

[In case of embedding cord]

Embed the erectrical box and remote control cord beforehand.

Prepare two M4 screws (recommended length is 12-16mm) on site, and install the lower case to erectrical box.
Choose either of the following two positions in fixing it with screws.

Connect the remote control cord to the terminal block.
Connect the terminal of remote control (X,Y) with the terminal of 
indoor unit (X,Y). (X and Y are no polarity)

Install the upper case as before so as not to catch up the remote control cord, 
and tighten with the screws.

[In case of exposing cord]

You can pull out the remote control cord from left upper part or center upper part.
Cut off the upper thin part of remote control lower case with a nipper or knife, 
and grind burrs with a file etc.

Install the lower case to the flat wall with attached two wooden screws.

Connect the remote control cord to the 
terminal block.
Connect the terminal of remote control (X,Y) 
with the terminal of indoor unit (X,Y).
(X and Y are no polarity)
Wiring route is as shown in the right diagram 
depending on the pulling out direction.

The wiring inside the remote control case should be within 0.3mm

2

 (recommended) to 0.5mm

2

.

The sheath should be peeled off inside the remote control case.
The peeling-off length of each wire is as below.

Pulling out from upper left Pulling out from upper center

X wiring : 215mm
Y wiring : 195mm

X wiring : 170mm
Y wiring : 190mm

Install the upper case as before so as not to catch up the remote control cord, and tighten with 
the screws.
In case of exposing cord, fix the cord on the wall with cord clamp so as not to slack.

In case of pulling out from 

upper left

In case of pulling out from 

upper center

The peeling-off length 

of sheath

WARNING

CAUTION

Fasten the wiring to the terminal securely and hold the cable securely so as not to apply unexpected stress on the 
terminal.
Loose connection or hold will cause abnormal heat generation or fire.

Make sure the power source is turned off when electric wiring work. 
Otherwise, electric shock, malfunction and improper running may occur. 

DO NOT install the remote control at the following places in order to avoid malfunction.

DO NOT leave the remote control without the upper case.

(1) Places exposed to direct sunlight
(2) Places near heat devices
(3) High humidity places

In case the upper cace needs to be detached, protect the remote control with a packaging box or bag in 
order to keep it away from water and dust.

(4) Hot surface or cold surface enough to generate condensation
(5) Places exposed to oil mist or steam directly
(6) Uneven surface

Tighten the screws after 
cutting off the thin part of 
screw mounting part.

Control cord

Erectrical box

(Prepare on site)

Lower part

Lower part

Upper part

Lower case

Lower case

Wiring oulet

Wiring oulet

M4 screw     2 (Prepare on site)

The thin part

Wiring

Wiring

Upper

Upper

Sheath

Upper case

Upper case

Board

Board

Lower

Lower

If the prolongation is over 100m, change to the size below.
But, wiring in the remote control case should be under 0.5mm

2

 . Change the wire size outside of 

the case according to wire connecting. Waterproof treatment is necessary at the wire connecting 
section. Be careful about contact failure.

Remote control

SW1 "Slave"

Lower

Master

Slave

Upper

Board

The left mark is only an 

example. Other marks may 

appear.

Previous button

Upper part

Lower

Lower case

Upper

Lower

Lower case

Upper

Sheath

If upper limit value is set

If upper limit value is set

If lower limit value is set

If lower limit value is set

Indication: "              SET UP"       "UPPER 30˚C     "
Select the upper limit value with temperature setting button             . Indication example: "UPPER 26˚C        "
(blinking)

Select the lower limit value with temperature setting button             . Indication example: "LOWER 24˚C        " 
(blinking)

 Press            (SET) button to fix. Indication for example: "LOWER 24˚C" (Displayed for two seconds)

After the fixed lower limit value displayed for two seconds, the indication will return to "LOWER LIMIT       ".

It is possible to finish by pressing 
 ON/OFF  button on the way, but 
unfinished change of setting is 
unavailable.
During setting, if you press
(RESET) button, you return to the 
previous screen.

Indoor units

Set SW1 to "Slave" for the slave remote control. It was factory set to "Master" for shipment.

Note: The setting "Remote control thermistor enabled" is only selectable with the master remote control in 

the position where you want to check room temperature.
The air-conditioner operation follows the last operation of the remote control regardless of the 
master/ slave setting of it.

AMP Air Conditioning

www.ampair.co.uk | sales@ampair.co.uk

Summary of Contents for RC-EX1A

Page 1: ...5 15 PAC T 236 B PJZ012D077 1 9 3 Installation of wired remote control Option 1 Model RC EX1A eco touch REMOTE CONTROL RC EX1A INSTALLATION MANUAL AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 2: ...uld be given to a new owner WARNING Ask a professional contractor to carry out installation work according to the installation manual Improper installation work may result in electric shocks fire or break down Shut OFF the main power source before starting electrical work Otherwise it could result in electric shocks break down or malfunction Do not install the unit in appropriate environment or wh...

Page 3: ...cation equipment could disrupt medical activities video broadcasting or cause noise interference CAUTION Do not install the remote control at following places It could cause break down or deformation of remote control 1 Where it is exposed to direct sunlight 2 Near the equipment to generate heat 3 Where the surface is not flat Do not leave the remote control with its upper case removed When the up...

Page 4: ... control installation procedure Determine where to install the remote control Installation Using a switch box Installed directly on a wall Wiring direction Backward Upper center Upper left Cautions for selecting installation place 1 Installation surface must be flat and sufficiently strong R C case must not be deformed 2 Where the R C can detect room temperatures accurately This is a must when det...

Page 5: ...ensions Viewed from front Take care to protect the removed upper case from moisture or dust PCB side Viewed from rear To remove the upper case from the bottom cases of R C Insert the tip of flat head screwdriver or the like in the recess at the lower part of R C and twist it lightly to remove Connect wires from X and Y terminals of R C to X and Y terminals of indoor unit R C wires X Y have no pola...

Page 6: ...wiring When the wiring is taken out from the upper center or upper left of R C Cut out the thin wall sections on the cases for the size of wire Upper center Upper left Upper case Bottom case When taking the wiring out from the upper center open a hole before separating the upper and bottom cases This will reduce risk of damaging the PCB and facilitate subsequent work When taking the wiring out fro...

Page 7: ...f R C can be used at the maximum for 1 indoor unit or 1 group One is main R C and the other is sub R C Operating range is different depending on the main or sub R C R C function Main Sub Run Stop setting temperature fan speed and flap direction operations High power and energy saving operations Energy saving setting R C sensor Test run menu operation Room temperature range setting Indoor unit sett...

Page 8: ... installation test run and maintenance are used The administrator password at factory default is 0000 This setting can be changed Refer to User s Manual When the administrator password is forgotten it can be initialized if the High power and the Energy saving buttons are pushed simultaneously for 5 seconds on the administrator password input screen Service password is 9999 which cannot be changed ...

Page 9: ... lower case with a nipper or knife and grind burrs with a file etc Install the lower case to the flat wall with attached two wooden screws Connect the remote control terminal block Connect the terminal of rem with the terminal of indoor u X and Y are no polarity Wiring route is as shown in depending on the pulling ou The wiring inside the remote The sheath should be peele The peeling off length of...

Page 10: ...emote control X Y with the terminal of indoor unit X Y X and Y are no polarity Wiring route is as shown in the right diagram depending on the pulling out direction The wiring inside the remote control case should be within 0 3mm2 recommended to 0 5mm2 The sheath should be peeled off inside the remote control case The peeling off length of each wire is as below Pulling out from upper left Pulling o...

Page 11: ... FUNCTION SET 2 Press button once and change to the TEMP RANGE indication 3 Press SET button and enter the temperature range setting mode 4 Select UPPER LIMIT or LOWER LIMIT by using button 5 Press SET button to fix 6 When UPPER LIMIT is selected valid during heating Press SET button to fix Indication example UPPER 26 C Displayed for two seconds After the fixed upper limit value displayed for two ...

Page 12: ...rdingly You can select the louver stop position in the four The louver can stop at any position In normal working indication indoor unit temperature is indicated instead of airflow Only the master remote control can be indicated Heating preparation indication should not be indicated Temperature indication is by degree C Temperature indication is by degree F ON OFF button finished Start Stop air co...

Page 13: ...emperature of indoor unit To be reset producing 1 0 C increase in return air temperature of indoor unit To be reset producing 1 0 C increase in return air temperature of indoor unit To be reset producing 1 5 C increase in return air temperature of indoor unit To be reset producing 2 0 C increase in return air temperature of indoor unit When heating thermostat is OFF fan speed is low speed When hea...

Page 14: ... the lowest number indoor unit is displayed Stop air conditioner and press SET MODE buttons at the same time for over three seconds and the FUNCTION SET will be displayed Press SET button Selecct FUNCTION remote control function or I U FUNCTION indoor unit function Operation message Function description setting description Function No Fixing button Finishing button 7 2 1 6 Starting button Previous...

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