background image

14

˚

F

˚

C

˚

F

˚

C

ERROR CODE

AFTER

TIMER

TIME SUN MON TUE WED THU FRI SAT

ON
OFF

Hr
AFTER

FUNCTION

WEEKLY

ON/OFF

TEMP.

Note: 

   

“PLEASE WAIT” message

   This message is displayed for approximately 3 minutes when power is supplied to the FTC unit or when the unit is recovering from a power fail-

ure. 

   

 “NOT AVAILABLE” message

  This message is displayed if a button is pressed to operate a function that the FTC unit does not have, or a function that is not available due to 

the setting.

Display Section

Operation Section

Identifi es the current operation

Shows the operating mode, etc.
*  Multi language display is sup-

ported.

“Centrally Controlled” indicator

Indicates that operation of the re-
mote controller has been prohibited 
by a master controller.

“Timer is Off” indicator

Indicates that the timer is off.

Temperature Setting

Shows the target temperature.

Day-of-Week

Shows the current day of the week.

Time/Timer Display

Shows the current time, unless the 
simple or Auto Off timer is set.
If the simple or Auto Off timer is set, 
shows the time remaining.

(Power On indicator)

Indicates that the power is on.

“Locked” indicator

Indicates that remote controller but-
tons have been locked.

Timer indicators

The indicator comes on if the corre-
sponding timer is set.

Opening the 
lid

 Down

 Up

 Back

 Ahead

Set Temperature buttons

Timer Menu button
(Monitor/Set button)

Mode button (Return button)

Set Time buttons

Timer On/Off button
(Set Day button)

ON/OFF button

Setting change button

Not available

For purposes of this explanation, 
all parts of the display are shown. 
During actual operation, only the 
relevant items will be displayed.

6.  Remote controller operation

ON/OFF  indicator

Indicates if timer is set ON/OFF.

Error indicator

Comes on when error occurs.

Temperature indicator

Shows the current water tempera-
ture.

6.2 Parts name

 Wired Remote-Controller 

Self check(Clear) button

CIR. WATER   button

(<Enter> button)

TEST run function is not 
available with this FTC unit.

Summary of Contents for PUHZ-W50

Page 1: ...re supplied but only One is required Both Thermistors are the same so any colour can be used for the installation TH1 is connected to the terminals on Interface Board and sensor bulb must be installed on the Outlet side of the unit Detects Flow Water Temperature Step 4 Install Wall Controller Page 9 Step 5 Setting of Dip Switches Page 10 12 1 From the first table find system type and On Off input ...

Page 2: ...ATION MANUAL For safe and correct use read this manual thoroughly before installing the FTC unit FOR INSTALLER English OPERATION MANUAL For safe and correct use read this operation manual thoroughly before operating the air conditioner unit FOR USER ...

Page 3: ...r installation only Otherwise electric shock or breakdown may be caused by water drop wind or dust Do not use the unit in an unusual environment If the FTC unit is installed or exposed to steam volatile oil including machine oil or sulfuric gas or ex posed to briny air the internal parts can be damaged Do not install the unit where combustible gases may leak be produced flow or accumulate If combu...

Page 4: ...ocation as it is designed for in door installation only It is not waterproof against raindrop Avoid locations where the unit is exposed to direct sunlight or other sources of heat Select a location where easy wiring access to the power source is available Avoid locations where combustible gases may leak be produced flow or accumulate Select a level location that can bear the weight and vibration o...

Page 5: ...lly supplied SIMPLE SYSTEM BASIC SYSTEM ANALOG TEMP SYSTEM ON OFF Operation mode Operation mode Heating Heating ECO Hot water Anti freeze Cooling Operation mode Heating Cooling Target flow temp Target flow temp Target flow temp ON OFF Remote controller ON OFF By Non voltage Contact signals By Non voltage Contact signals End user interface End user interface System controller locally supplied End u...

Page 6: ...t FTC Outdoor unit FTC Outdoor unit FTC Outdoor unit FTC Outdoor unit FTC Outdoor unit FTC Outdoor unit FTC Outdoor unit TH2 Local controller ON OFF MODE Remote controller PAR W21MAA Remote controller PAR W21MAA Remote controller PAR W21MAA Remote controller PAR W21MAA Remote controller PAR W21MAA Remote controller PAR W21MAA Remote controller PAR W21MAA Remote controller PAR W21MAA Remote control...

Page 7: ...door unit connecting cables F FTC unit 1 Max 80 m 2 The figures are NOT always against the ground S3 terminal has DC 24 V against S2 terminal However between S3 and S1 these terminals are not electrically insulated by the transformer or other device Notes 1 Wiring size must comply with the applicable local and national codes 2 Power supply cables and FTC unit outdoor unit connecting cables shall n...

Page 8: ... OFF 1 2 SW8 Set the SW8 3 to ON FTC unit model PAC IF021B E FTC unit power supply N Single Phase 50 Hz 230 V FTC unit input capacity Main switch Breaker 1 16 A Wiring Wire No size mm 2 FTC unit power supply earth 3 Min 1 5 FTC unit Outdoor unit 2 2 Min 0 3 FTC unit Outdoor unit earth Circuit rating FTC unit L N 3 AC 230 V FTC unit Outdoor unit S1 S2 3 FTC unit Outdoor unit S2 S3 3 DC24 V 1 A brea...

Page 9: ...tor position Put the TH2 on refrigerant piping Liquid side It is better to protect the thermistor with heat insulating materials not to be affected by the ambient temperature Note Be sure to attach the TH2 where it detects Refrigerant piping temp Liquid side correctly Caution Do not route the thermistor cables together with power cables The sensor part of the thermistor should be installed where u...

Page 10: ...d clearances surrounding the remote controller CInstallation pitch 2 Seal the service entrance for the remote controller cable with putty to prevent possible invasion of dew drops water cockroaches or in sects Fig 4 2 A For installation in the switch box B For direct installation on the wall select one of the followings Prepare a hole through the wall to pass the remote controller cable in order t...

Page 11: ... controller Wired remote controller SPLIT type OFF OFF OFF OFF OFF OFF PACKAGED type OFF OFF ON OFF OFF OFF 1 4 20mA OFF 0 2mA 2 1 5V OFF 0 0 5V 3 The command from the external input is prior to the one from the wired remote controller 4 SPLIT type the standard outdoor unit without a plate HEX refrigerant water inside PACKAGED type the Air to Water outdoor unit with a plate of HEX refrigerant wate...

Page 12: ...this setting when you use the standard outdoor unit without a plate HEX refrigerant water inside SW2 7 8 Fixed set temperature for Anti freeze mode Table1 2 depends on SW1 7 8 SW2 7 SW2 8 Table1 Table2 OFF OFF 5 ºC 5 ºC ON OFF 10 ºC 10 ºC OFF ON 15 ºC 15 ºC ON ON 20 ºC 20 ºC SW3 1 3 Fixed set temperature for Cooling mode Table1 2 depends on SW1 7 8 SW3 1 SW3 2 SW3 3 Table1 Table2 OFF OFF OFF 7 ºC ...

Page 13: ...Mode Heating HeatingECO Hot Water Anti Freeze Output OFF ON 13 14 OUT7 X7 Note External output signals are separated by basic insulation from other circuit of interface Caution When 2 or more external outputs are used the power supply on the output side should be the same 4 7 Wiring specification of External output External input Locally supplied parts Item Name Model and specifications External o...

Page 14: ... Union there are separate collection systems for used electrical and electronic product Please help us to conserve the environment we live in Note Marking for WEEE Before installing the unit make sure you read all the Safety Precau tions The Safety Precautions provide very important points regarding safety Make sure you follow them Please report to or take consent by the supply authority before co...

Page 15: ...t day of the week Time Timer Display Shows the current time unless the simple or Auto Off timer is set If the simple or Auto Off timer is set shows the time remaining Power On indicator Indicates that the power is on Locked indicator Indicates that remote controller but tons have been locked Timer indicators The indicator comes on if the corre sponding timer is set Opening the lid Down Up Back Ahe...

Page 16: ...n in ten minute intervals and then in 1 hour intervals 4 After making the appropriate settings at Steps 2 and 3 press the button 4 to lock in the values Note The day and time will not appear if clock use has been disabled at Function Selection of remote controller F C C TIME SUN Function Selection of remote controller Set Day Time Standard Control Screens OFF ON 6 4 Operation Available items are d...

Page 17: ...buttons as described above C C TIME SUN FUNCTION ON OFF TEMP If you press a locked button the Locked indication at 1 will blink on the display C C FUNCTION C C FUNCTION C C 1 1 1 1 1 4 C C ON OFF TEMP 2 3 2 6 4 3 Temperature setting To decrease the target temperature Press button 3 to set the desired temperature The selected temperature is displayed 3 To increase the target temperature Press butto...

Page 18: ...e selectable in the remote controller function selection mode Change setting when needed Item 1 Item 2 Item 3 1 Change language CHANGE LAN GUAGE Language setting to display Some European languages are selectable 2 Function limit FUNCTION SELEC TION 1 Operation function limit setting operation lock LOCKING FUNCTION To invalidate some functions 2 Use of operation mode setting SELECT MODE Setting the...

Page 19: ...ODE OFF Timer mode can not used Initial setting WEEKLY TIMER Weekly timer can be used AUTO OFF TIMER Auto off timer can be used SIMPLE TIMER Simple timer can be used ON The crock function can be used Initial setting OFF The clock function can not be used OFF The set contact numbers are not displayed in case of error Initial setting ON The set contact numbers are displayed in case of error ON The o...

Page 20: ...e limit setting on heating hot water anti freeze and cooling mode is made at the same time However the range cannot be limited when the set temperature range has not changed To increase or decrease the temperature press the TEMP or button F To switch the upper limit setting and the lower limit setting press the INITIAL SETTING button H The selected setting will blink and the temperature can be set...

Page 21: ...ntact number setting Temperature off set function Temperature off set function Heating Temperature off set function Cooling Setting the day of the week and time Timer set Timer monitor Timer function setting Timer mode off Simple timer Display change Water temperature display setting Language selection Mode skip setting Mode skip Heating Heating ECO Hot water Anti freeze Cooling Hot water Anti fre...

Page 22: ...ling Water circuit check Waiting for response Waiting for setting Not dealt with Maintenance Water temperature Initial setting Selecting language English German Spanish Russian Italian French Swedish Heating Heating ECO Hot water Anti freeze Cooling Function selection Auto off timer 6 Remote controller operation ...

Page 23: ...ing to the outdoor temperature No 1 Display shows target flow temperature Display shows outdoor temperature No 2 Display shows target flow temperature Display shows outdoor temperature Press button to switch alternately The blinking figure can be changed Target temperature in HOT WATER mode Set target flow water temperature in HOT WATER mode with TEMP buttons and Target temperature in ANTI FREEZE ...

Page 24: ...ut any change FTC Outdoor unit TH1 Water piping T a Actual Flow water temp outlet side T s sensed flow water temp 1 Refrigerant water HEX FTC Outdoor unit TH1 Water piping T a Actual Flow water temp outlet side T s sensed flow water temp HEATING mode ӠT h T a T s COOLING mode ӠT c T s T a CIR WATER CIR WATER ON OFF TEMP OFFSET HEATING TEMP OFFSET COOLING 1 1 Temperature OFFSET setting This setting...

Page 25: ...tons and Set flow temp for No 1 and No 2 with TEMP buttons and Press button to switch alternately The blinking figure can be changed In order to let FTC memorize set parameters Make sure to press button before exit from ANALOG SIGNAL ADJUST mode If you press button before pressing button in ADJUST mode you can exit from this mode without making any change 4mA 20m 1V 5V 0V 10V INITIAL SETTING AD IN...

Page 26: ... Press the ON OFF button to stop operation Is the FTC connected to a external signal Consult the concerned people who control the FTC Does appear in the remote controller display Consult the concerned people who control the FTC Has the auto recovery feature from power failures been set Press the ON OFF button to stop operation FTC stops without the ON OFF button being pressed Is the off timer set ...

Page 27: ...washing 2 Be sure that the amount of contamination per unit cubic content of heat transfer pipe is less than the following amount Example In case of 9 52mm Residual water 0 6 Residual oil 0 5 Solid foreign object 1 8 Refer to 4 2 Install the hydraulic filter at the water intake Use the inlet water of higher than 5 C and lower than 55 C The water in a system should be clean and with pH value of 6 5...

Page 28: ...27 ...

Page 29: ...006 95 EC Electromagnetic Compatibility Directive 2004 108 EC This product is designed and intended for use in the residential commercial and light industrial environment HEAD OFFICE TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Printed in JAPAN RG79D405H01 The product at hand is based on the following EU regulations ...

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