Mitsubishi Heavy Industries ESA30EH2 Series User Manual Download Page 21 | Manualshive

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−19−

①

switch (Run/Pause switch)

One push on the button starts operation and
another push pauses operation. (

☞

Page 27)

②

switch (Schedule setting switch)

Pushing this button starts schedule setting.
(

☞

Page 32)

③

switch (Operation to fi ll up switch)

Pushing this button starts operation to fi ll up.
(

☞

Page 44)

④

Operation lamp

This lamp lights in green (yellow-green) during
operation. It changes to red if any error occurs.

⑤

LCD (With backlight)

A tap on the LCD lights the backlight.

The backlight turns off automatically if there
is no operation for certain period of time.
Lighting period of the backlight lighting can
be changed. (

☞

Page 57)

If the backlight is ON setting, when the screen
is tapped while the backlight is turned off, the
backlight only is turned on. (Operations with
switches

①

,

②

and

③

are excluded.)

Touch panel system, which is operated by tapping the LCD screen with a fi nger, is employed for any
operations other than the

①

Run/Pause,

②

Schedule setting and

③

Operation to fi ll up switches.

⑤

LCD display (With backlight)

Names and functions of sections on the R/C

③

switch

④

Operation lamp

①

switch

②

switch

«
...
19
20
21
22
23
...
»

Summary of Contents for ESA30EH2 Series

Page 1: ... Safety or functions may not be assured The emission sound pressure level from the heat pump unit is under 70dB A Thank you very much for your purchasing the heat pump water heater for com mercial use PJZ012A188B 202205 Air To Water Heat Pump Natural refrigerant CO2 Water Heater ESA30EH2 series This air to water heat pump complies with Machinery Directive 2006 42 EC Low Voltage Directive 2014 35 E...

Page 2: ... 2 ...

Page 3: ...mponent replacement guide for maintenance check and preventive maintenance 10 Water Quality Criteria 11 General description of CO2 heat pump water heater 12 Description of functions and contents of CO2 heat pump water heater 16 Names and functions of sections on the R C 19 Screen flow 23 Operation method of basic operation 25 Hot water operation method 25 Space heating operation method 26 How to R...

Page 4: ... follow the instructions given Be sure to ground the unit Absolutely keep wet hands away Absolutely keep water away Keep this manual at a safe place where you can consult with whenever necessary Show this manual to installers when moving or repairing the unit When the ownership of the unit is transferred this manual and the Installation Manual should be given to a new owner Electrical wiring work ...

Page 5: ...cause breakage ignition or fire Do not operate HP unit or remote control whose panel or cover is kept opened Operation with the electric live part kept opened may cause electric shocks fire The unit should not be used in inappropriate environment Using the unit at the following places could deteriorate its performance significantly or cause electic shocks break down smoke or fire as a result of co...

Page 6: ... installed it The remote control should not be installed where it is exposed to direct sunlight or the ambient temperarures become higher than 40 C or lower than 0 C It could cause deformation discoloration or break down CAUTION The drain pipe work shall be done in order for the drain water to drain off without fail Improper drain pipe work may cause getting the household goods wet in flooded wate...

Page 7: ...r to check the hot water temperature It may cause a scald Do not change setting or cancel the protection device Change setting or cancelation of protection device may cause fire electric shocks or injury When using the unit together with combustion appliance be sure to ventilate frequently Insufficient ventilation may cause oxygen deficiency accident Do not insert your fingers or any sticks into t...

Page 8: ... cause failure smoke or fire Do not use the base frame for installing unit which is corroded or damaged after long term use If leaving it corroded or damaged it may cause a fall of the unit or injury Do not ride on the unit or put something on the unit It may cause falling or turnover Do not put anything which will be troubled by getting wet under or near the unit If dew condenses on the unit refr...

Page 9: ...s Be sure to use only the fuse with proper capacity If steel wire or copper wire is used it may cause malfunction of the unit or fire Do not make the unit run or stopped with power switch It may cause fire or water leak And if the auto restart function is set Valid it may cause injury by sudden rotation of the fan Do not use the water for drinking It may affect the health Do not leave the water pi...

Page 10: ... please ask inspection This appliance can be used by children aged from 8 years and above and persons with reduced physical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children shall not play with the appliance Cleaning and user maintenance sha...

Page 11: ...or explosion When repairing or inspecting the unit be sure to stop the unit and shut off the breaker If the power breaker is not shut off it may cause electric shocks or injury by operating fan When repairing the unit no one other than the service man must not approach to the unit It may cause an unexpected risk involving danger Precautions for waste disposal Your air to water heat pump should be ...

Page 12: ...vated frequently Is the hot water supplying capacity reduced 1 10 years Strainer Temp difference between inlet and outlet ports of strainer Is there any temperature drop at outlet port of strainer 1 At heavy service Capillary tube Contact wear vibration 1 10 years Refrigerant pipe Contact wear vibration 1 10 years Components of electrical circuit Relay Behavior contact resistance at contact point ...

Page 13: ...ms pH 25 C 7 0 8 0 7 0 8 0 Electric conductivity 25 C mS m 30 30 Chloride ion mgCl L 30 30 Sulphate ion mgSO4 2 L 30 30 Acid consumption pH4 8 mgCaCO3 L 50 50 Sulphate ion Acid consumption 0 5 0 5 Total hardness mgCaCO3 L 70 70 Calcium hardness mgCaCO3 L 50 50 Ionic silica mgSiO2 L 30 30 Reference items Iron mgFe L 1 0 0 3 Copper mgCu L 1 0 0 1 Sulphide ion mgS2 L Not detected Not detected Ammoniu...

Page 14: ...energy retrieved from the outdoor air heats up the refrigerant and such refrigerant circulated in the system increases the water temperature Therefore the heating amount to be given to the hot water as heating energy is The power consumption of heat pump unit the heat retrieved from the air Accordingly the consumed energy efficiency becomes more than 1 one In other words so that this system allows...

Page 15: ...er usage Peak cut timer It is available to prohibit or save operation of the heat pump unit at the designated time The contract amount of power can be reduced by applying peak cut operation of heat pump unit according to the power demand Hot water amount setting The hot water amount at each set time can be increased or decreased uniformly on the day of a week basis In case that the usage amount of...

Page 16: ...d setting items are explained with following figure Different heating mode is available Mode AUTO The heating set temperature changes automatically according to the outdoor temperature When the mode AUTO is selected the shift temperature can be set Mode MANUAL The heating set temperature is directly set by user It does not change with outdoor temperature ...

Page 17: ...are 2 schedules 1 for Hot Water mode and 1 for heating mode When both Hot Water and Heating are required the heat pump decides which operation mode is prioritized HW priority Every time HW operation is prioritized over Heating operation Heating priority Always the Heating operation is prioritized Notice Even if the Heating priority is set if there is a risk of water shortage the Heat pump unit cou...

Page 18: ...e hot water storage operation is no necessary such as holiday and day off it can be set Day off Set the day in every week Day off Set the Start day and the End day and set Day off through this period Set the specific day and set it Day off Page 39 Peak cut timer Set the Start time and End time of the operation to limit the capacity and saving rate of capacity Maximum 4 patterns in a day can be set...

Page 19: ...eezing In order to prevent water in the pipe from freezing the water pump is operating In operation for defrosting The defrost operation is ongoing In operation for peak cut Peak cut rate is set Standby It makes the heat pump unit standby for starting operation Initial settings Clock setting Current time and date can be set or corrected In case of power failure within 80hours the clock is kept goi...

Page 20: ...ironment By selecting the operation pattern of typical business type the detailed operation pattern can be set easily Page 66 Operation lamp setting Usual Turns ON when HP unit starts to operate Set1 Turns ON if Run Pause button is pushed Page 68 Upper limit setting of HW temp This is used to set the upper limit value for the hot water storage temperature Page 68 Open tank information This allows ...

Page 21: ...lights the backlight The backlight turns off automatically if there is no operation for certain period of time Lighting period of the backlight lighting can be changed Page 57 If the backlight is ON setting when the screen is tapped while the backlight is turned off the backlight only is turned on Operations with switches and are excluded Touch panel system which is operated by tapping the LCD scr...

Page 22: ...he menu button When menu items are displayed select one and set it Heating TOP screen button Page 22 When heating temperature setting is needed tap the Heating TOP screen button HW TOP screen button Page 21 When HW temp and amount setting is needed tap the HW TOP screen button Message display section Page 51 The operation state of HP unit and the message of RC operation are displayed All icons are...

Page 23: ...hat the display of HW amount may decrease Because the display of HW amount shows the HW temp in the HW storage unit whose temp is 50 C or higher If leaving hot water for long period without use HW is getting colder and HW amount if going to decrease This is not a malfunction Display usage of HW amount Page 51 Today s usage of HW amount is displayed If change the date to be displayed or the HP unit...

Page 24: ...d To switch the heating between ON and OFF tap this button Page 26 Heating Set Temperature button The current heating temperature setting is displayed To change the heating temperature setting tap this button Page 26 Message display section Page 51 The operation state of HP unit and the message of RC operation are displayed All icons are shown for explanation Clock RC name display Heating ON OFF b...

Page 25: ...roller sound Refer to Page 57 Initial settings Refer to Page 55 Top screen Schedule setting switch Refer to Page 27 Run Pause switch Refer to Page 28 Hot water temp setting Refer to Page 45 Hot water amount setting Refer to Page 51 Display hot water amount Refer to Page 44 Operation to fill up switch Setting of weekly schedule heating Refer to Page 35 HW Top screen Refer to Page 32 Heating tempera...

Page 26: ...ce Maintenance Operation data Enable Disable setting Refer to Page 60 HP unit selection Refer to Page 60 RC display setting Refer to Page 61 Step size of HW temp Refer to Page 65 Administrator password setting Refer to Page 65 User environment Refer to Page 66 Refer to Page 59 Administrator settings Refer to Page 71 Check of RC setting Refer to Page 78 Contact company Refer to Page 80 Select the l...

Page 27: ...ic operation Hot water operation method The heat pump unit is operated according to the setting of Hot water temp Target hot water amount at each time zone and Hot water amount set with remote control Explanation of hot water operation method If the current HW amount is less than the target HW amount at current time zone the heat pump unit is operated to top up The hot water temp at the operation ...

Page 28: ...Heating temp button on the heating TOP screen Page 31 Space heating operation method The heat pump unit is operated according to the setting of Heating temp Two heating mode can be selected AUTO The heating temperature is automatically adapted to the outdoor temperature If the outdoor temperature increases the heating temperature automatically decreases In heating operation AUTO the heating temper...

Page 29: ...peration button on the screen is lit off And after the set lighting time of the backlight Page 57 has been elapsed the backlight turns off When tapping the screen backlight turns on and each operation button is put the light on There is a case that the message of Invalid operation may display when tapping a button However it is not a malfunction The operation button is set as Invalid Page 59 The f...

Page 30: ...n the TOP screen Heating TOP screen is displayed 3 To go back to TOP screen Tap the TOP button on the HW or Heating TOP screen TOP screen is displayed When the application Heating is selected HW TOP button is not displayed on the TOP screen When application HW is selected Heating TOP screen button is not displayed Information How to go to TOP screen 1 2 ...

Page 31: ...units are connected the 9th and the subsequent units are displayed by tapping Next button 4 Set the HW temp by tapping buttons and tap Set button 5 The TOP screen is displayed when tapping Set button The HW temp can be set at 5 C intervals HW temp setting range From 60 to 90 C Factory default 65 C If tapping Back button without tapping Set button the setting becomes invalid and it returns to the H...

Page 32: ...N OFF screen is displayed 2 When tapping ON the heating operation starts When tapping OFF heating operation stops If the HP unit is in pause it does not start operation even if the ON button is tapped Please make sure that the R C is set as Run before starting heating operation Information 3 The TOP screen is displayed when tapping ON OFF button ...

Page 33: ...re can be directly set Set the heating temperature with button and tap Set button The Heating set temp and shift temperature can be set at 1 C intervals Heating set temp setting range From 20 to 52 C Factory default 35 C Shift temperature setting range From 5 to 5 C Factory default 0 C If tapping Back button without tapping Set button the setting becomes invalid and it returns to the Heating TOP s...

Page 34: ...rget HW amount at each time zone for each day can be set The operation pattern can easily be set from the setting of User environment Page 66 4 Setting of weekly schedule Heating See page 33 for detail The heating mode and operating time can be set It is possible to set 8 schedules maximum for each day 5 Setting of day off See page 39 for detail By setting day off the heat pump unit operation to t...

Page 35: ... days of the week When the timer is used be sure to set Valid 3 The selection screen of Weekly timer is displayed Tap the item of setting day Weekdays From Monday to Friday Sat Sun Saturday and Sunday All days From Monday to Sunday Each day Go to the Day selection screen Go to 4 2 The menu screen of Setting of schedule is displayed Tap the Set weekly schedule Notice If the application Heating is s...

Page 36: ...within the range show in following table If the HW temp changes during the operation current HW amount can be changed Defaultsetting Setting range 1 22 00 22 00 23 00 2 0 00 from 0 00 to 3 00 3 4 00 from 4 00 to 7 00 4 8 00 8 00 9 00 5 10 00 from 10 00 to 12 00 6 13 00 from 13 00 to 15 00 7 16 00 from 16 00 to 18 00 8 19 00 from 19 00 to 21 00 7 The HW amount setting screen is displayed Set the HW...

Page 37: ...d State Invalid Tap the Heating button to switch between the OFF timer and the ON timer Select a desired time at 5 min intervals with the buttons In case of ON timer when the Next button is tapped operating conditions at the start of operation can be set 1 2 3 1 2 AM 12 Heating temperature setting screen is displayed Select a desired temperature at 1 C intervals with the buttons Or tap the Auto bu...

Page 38: ... Tht 2 60 50 40 30 30 20 20 Tht 3 100 2 75 60 40 40 30 30 Tht 4 100 2 80 60 50 50 40 Tht 5 100 2 70 65 60 50 Tht 6 100 2 80 70 60 Tht 7 100 2 80 70 Tht 8 100 2 80 Tht 9 100 2 1 Recommendable number of sensors is 9pcs If the number of sensors is less than 9pcs the hot water amount cannot be detected correctly 2 The sensor which detects 100 of HW amount shall be applied to the position within the ra...

Page 39: ...ual schedule HW setting is displayed When changing the weekly settings select the desired week Go to 5 When changing the monthly settings select the All settings Go to 5 Tap the Next Previous to show next previous month 3 The menu screen of Annual schedule HW setting is displayed Tap the desired items Annual schedule HW setting Go to 4 Annual schedule HW Valid Invalid setting Go to 6 1 1 2 2 3 ...

Page 40: ...hly setting menu screen is displayed Please set the desired setting 6 When tapping the Annual schedule HW Valid Invalid setting on Annual schedule HW setting the Annual schedule HW Valid Invalid setting menu is displayed Valid The annual setting is in active Invalid The annual setting is in inactive ...

Page 41: ...p the Setting of day off 4 The detail screen of Setting of periodical off day is displayed Switch the setting Valid Invalid by tapping Valid Invalid button If changing the set contents tap Change button Go to 5 When tapping Set button the contents are saved and return to the TOP screen 3 The menu screen of Setting of day off is displayed Tap the desired period Set every week Go to item 5 on Page 4...

Page 42: ...o 4 8 The detail screen of Setting of specific day screen is displayed If changing the set contents select the line of setting No and tap Change button Go to 10 9 When tapping Set button the set contents are saved and it returns to the TOP screen 10 Set the Setting of day off Tap Valid Invalid button and switch the setting Valid Invalid Set the dd mm yy by tapping buttons 11 When tapping Set butto...

Page 43: ...ay set invalid the peak cut operation is not done Multiple selections of invalid settings are available 3 The selection screen of Peak cut timer is displayed Tap the item of setting day Weekdays From Monday to Friday Sat Sun Saturday and Sunday Go to 6 All days From Monday to Sunday Each day Go to the Day selection screen Go to 4 2 The menu screen of Setting of schedule is displayed Tap the Settin...

Page 44: ...elected 9 Set the End time Set the Hour Minute by tapping buttons The End time can be set at 5 minute intervals from 5 minutes after the Start time up to 24 00 After setting the time tap Set button Go to 11 8 Set the Start time Set the Hour Minute by tapping buttons The Start time can be set at 5 minute intervals After setting the time tap Set button Go to 9 7 The detail screen of Timer set conten...

Page 45: ...he Checking of setting contents on the day is displayed Go to 6 When saving the setting tap Set button In case of setting all It shifts to the All set contents acknowledge screen Go to 14 In case of individual setting Save the setting and shift to the Day selection screen Go to 4 11 The Checking of set contents screen is displayed Go to 7 When tapping Set button the set contents are confirmed and ...

Page 46: ...2 When tapping Start button the Operation to fill up starts and the HW TOP screen is displayed 3 End operation The heat pump unit keeps operation until the Operation to fill up becomes end However the Operation to fill up can be interrupted with following procedure Push Operation to fill up switch and tap Finish button on the Operation to fill up acknowledge screen Go to 4 Make the operation in Pa...

Page 47: ... More or Less the set result is displayed at the message display section In case of Usual not set to increase or decrease the massage is not displayed 0 14 00 8 00 22 00 100 50 22 00 Less X 0 8 Less X 0 8 Less X 0 8 If selecting Usual the HW amount set with weekly schedule setting is target amount The default setting is Normal on all days If selecting More or Less set with weekly schedule setting ...

Page 48: ...invalid the Silent mode operation is not done Multiple selections of invalid settings are available 3 The selection screen of Silent mode setting is displayed Tap the item of setting day Weekdays From Monday to Friday Sat Sun Saturday and Sunday Go to 6 All days From Monday to Sunday Each day Go to the Day selection screen Go to 4 2 The menu screen of Setting of schedule is displayed Tap the Silen...

Page 49: ...ach day Set Silent mode on the day selected 9 Set the End time Set the Hour Minute by tapping buttons The End time can be set at 5 minute intervals from 5 minutes after the Start time up to 24 00 After setting the time tap Set button Go to 10 8 Set the Start time Set the Hour Minute by tapping buttons The Start time can be set at 5 minute intervals After setting the time tap Set button Go to 9 7 T...

Page 50: ... the setting tap Set button In case of setting all It shifts to the All set contents acknowledge screen Go to 13 In case of individual setting Save the setting and shift to the Day selection screen Go to 4 10 The Checking of set contents screen is displayed Go to 7 When tapping Set button the set contents are confirmed and Checking of set contents on the day screen is displayed Go to 6 11 If chang...

Page 51: ...displayed Tap the Legionella mode setting 3 The detail screen of Legionella mode setting is displayed Switch the setting Valid Invalid by tapping Valid Invalid button Tap Change button and set Start time and End time Go to 4 1 2 4 Set the Starting day Set the dd mm yy by tapping buttons After setting the date tap Set button ...

Page 52: ...art time Set the Hour Minute by tapping buttons The Start time can be set at 5 minute intervals After setting the time tap Set button 6 The detail screen of Legionella mode setting is displayed Tap the desired interval ...

Page 53: ... the HW amount display section on the HW TOP screen 2 If displaying the HW amount on yesterday or switching the heat pump unit to be display tap the HW amount section 3 The Display HW amount screen is displayed Tap Yesterday button and display the HW amount of yesterday Go to 4 Tap HP address button and select the HP unit to be displayed Go to 5 4 The Display HW amount screen of yesterday is displ...

Page 54: ...th Main remote control In case of setting with Sub remote control the icon is displayed on the TOP screen Setting of HW temp Setting of HW amount Setting of heating temp Setting of heating mode Setting of schedule Administrator settings Test run R C function settings Limited items for Sub remote control Operation method for menu manipulation ...

Page 55: ... is displayed If there are multiple pages the Next button on the first page and the Previous button on the last page are displayed 3 When tapping Back button it returns to the TOP screen 4 On the setting screen of each item if the Set button is placed the setting content can be confirmed by tapping Set button How to operate on the menu screen ...

Page 56: ... becomes invalid and it returns to the last previous screen And if pushing Run Pause switch on the way of setting the set content becomes invalid and it returns to the TOP screen after ending this setting mode If no button operation is done for about 5 minutes on the way of setting each item it returns to the TOP screen automatically and the content going to set becomes invalid When tapping button...

Page 57: ... not set correctly the hot water storage operation cannot be done correctly 2 Set Hour Minute by tapping buttons After setting tap Set button When change Date tap Date button 2 The menu screen of Initial settings is displayed tap the desired item Clock setting Go to Page 55 Date and time display Go to Page 56 Contrast Go to Page 56 Backlight Go to Page 57 Controller sound Go to Page 57 Priority se...

Page 58: ...et 24H In case of 3 50 in the afternoon it is displayed as 15 50 Position of AM PM Set Infront It is displayed as PM 3 50 Set Back It is displayed as 3 50 PM 2 After setting each item tap Set button How to set date and time display 1 When tapping Contrast on the Initial settings menu screen the Contrast setting screen is displayed When tapping Dark or Bright button the contrast on the screen is ch...

Page 59: ...ght and its lighting time From 5 sec to 90 sec at 5 sec intervals ON When tapping the LCD Backlight is lit on If no operation is done during the set time period Backlight is lit off automatically OFF Even if tapping the LCD Backlight is not lit on 2 After setting tap Set button How to set backlight How to set controller sound 1 When tapping Priority setting on the Initial setting menu screen Prior...

Page 60: ...reen summer setting screen is displayed Please set Enable Disable of summer time Enable If it is changed from Disable to Enable 1H is added to current clock Disable If it is changed from Enable to Disable 1H is subtracted from current clock How to set summer time ...

Page 61: ...splayed please tap your desired item Enable Disable setting Go to page 59 HP unit selection Go to page 60 RC display setting Go to page 61 Step size of HW temp Go to page 65 Change administrator password Go to page 65 User Environment Go to page 66 Operation lamp setting Go to page 68 Upper limit setting of HW temp Go to page 68 Open tank information Go to page 69 Application setting Go to page 70...

Page 62: ...e Select the language Request to enter administrator password at setting change Heating operation Request to enter administrator password at setting change Change heating set temp Request to enter administrator password at setting change 2 Tap Permission or Prohibition on each operation item How to set limited operation 1 When tapping the HP unit selection on the Administrator settings menu screen...

Page 63: ...sign of HW Go to 6 amount display 2 Set the Name of RC displayed on the TOP screen Name of RC can be set with up to 9 2 byte letters 18 1 byte letters It can use alphabet or numeric letter When each button is tapped allowable letters to be entered are displayed Select letters to be input one by one on the screen Tap Back Next button to display next candidate When the Delete button is tapped select...

Page 64: ...n be entered up to 4 2 byte 8 1 byte letters When the input is over tap Set button 4 Set the message of In operation for defrosting to be displayed or not When the operating conditions is to start frosting on the HP unit during its operation it is controlled to operate defrosting automatically Display During defrosting operation the message of In operation for defrosting is displayed Hide The mess...

Page 65: ...nt cannot reach to the set amount If the hot water is not stored up to the maximum of the set HW amount in one day operation pattern it judges that there is some possibility not to store the hot water according to the schedule and display the icon for the Status of HW amount If the icon is lit all the times please check whether the relation between the HW storage operation pattern and HW usage pat...

Page 66: ...ed hot water The design of graph can be selected from the following three types Usual Black background for 22 8 hours white background for the rest Set1 White background for all regardless of time Set2 Black background for all regardless of time Display example ...

Page 67: ...89 C 90 C How to change the step sized of HW temp The step size of the hot water temp can be changed 1 When tapping the Change administrator password on the Administrator settings menu screen the Change administrator password screen is displayed Enter the password 4 digit number and tap Set button 2 Change administrator password confirmation screen is displayed for 3sec and it returns to the Admin...

Page 68: ...rn selection screen is displayed Go to 4 on Page 24 Target water level for the business model Time Default value Care home hospital Canteen Caffeteria Restaurant Hotel Business hotel Sports club gym HW temp 22 00 100 60 60 60 40 40 40 65 C 0 00 100 100 100 100 100 100 100 75 C 4 00 100 100 100 100 100 100 100 65 C 8 00 30 80 80 80 80 40 100 65 C 10 00 30 50 60 80 70 40 80 65 C 13 00 30 30 40 60 60...

Page 69: ...ll be saved as the selected user setting Load Current operation pattern HW will be overwritten by the selected user setting 4 When tapping SAVE or LOAD on the user setting screen user setting acknowledge screen is displayed When tapping Yes the selected action is executed and the setting of weekly operation pattern HW screen is displayed ...

Page 70: ...rror occurs 1 Tapping the Hot water storage temperature upper limit on the administrator setting menu screen 2 If the multiple heat pump units is connected to the remote control the list of heat pump units Address No is displayed Tap the HP unit No to be set Up to 8 units is displayed on the Select heat pump unit screen If 9 or more units are connected the 9th and the subsequent units are displaye...

Page 71: ...temperature of open tank temperature sensor is displayed Caution The detection temperature of open tank temperature sensor is different from the hot water discharge temperature of HP unit 3 Set the upper limit setting of HW temp by tapping buttons and tap Set button 4 The TOP screen is displayed when tapping Set button The HW temp can be set at 5 C intervals HW temp setting range From 70 to 90 C F...

Page 72: ...W on the administrator setting menu screen the Cancel weekly schedule HW menu screen is displayed Enable The weekly schedule HW is active Disable The weekly schedule HW is inactive Notice If you use for example the Modbus interface option and if you control HP unit by external device BEMS settings conflict between external device and R C may happen In order to avoid this the weekly schedule HW can...

Page 73: ...Unvented Open 5 Target HW amount From 10 to 100 6 HW amount setting Usual More Less 7 Peak cut 0 40 60 80 8 Peak cut setting Valid Invalid 9 Period of time off Valid Invalid 10 Specific day off Valid Invalid 11 Defrosting operation Display Hide 12 Status of HW amount Display Hide 13 Night tariff start From 00 00 up to 23 50 14 Night tariff end From 00 00 up to 23 50 15 Next service date Day Month ...

Page 74: ...put something to block the air inlet way around the unit it may cause decreasing capacity or malfunction Washing the air to refrigerant heat exchanger When using the unit for long period the air to refrigerant heat exchange becomes dirty and it cannot operate properly Regarding the washing method please consult with the dealer where you purchased Cleaning the water circuit Please clean the straine...

Page 75: ... the heat pump unit and hot water storage unit When power failure occurs If power failure occurs and water may freeze shut off the main power and drain off from the heat pump unit and the hot water storage unit as well Measure for anti freezing water in winter If the ambient temperature around the unit becomes below 0 C the water pipe may freeze and it may cause damage of the heat pump unit Please...

Page 76: ...mes out from the HP unit A When the HP unit retrieve heat from the air dew condensation comes out And if the outdoor air temp is rather low much water comes out due to melted ice by defrost operation Q Hot water does not come out A If no hot water or no water comes out water in the pipe may be frozen Please consult with the dealer where you purchased If only water not hot water comes out it is the...

Page 77: ...ion And inform to the dealer where you purchased 1 The message of Under protection stopping is displayed at the message display section Tap Menu button 2 Error code is displayed on the Error display screen Check the error code and tap Contact button 3 Contact company screen is displayed Company name and Phone No If it was input in advance it can be displayed ...

Page 78: ...maly HP switch 63H 1 activated E48 Keep flashing 1 time flash E48 1 Outdoor fan motor 1 anomaly FMo1 2 time flash E48 2 Outdoor fan motor 2 anomaly FMo2 E49 Keep flashing 1 time flash E49 Low pressure anomaly LP sensor PSL1 activated E50 Keep flashing 1 time flash E50 1 Heating operation flow rate anomaly 2 time flash E50 2 Startup flow rate anomaly E51 Keep flashing 1 time flash E51 1 Power trans...

Page 79: ...d 30 000hr since the last maintenance Water pump operation hours oPE 11 M11 When the cumulative operation hours of water pump has elapsed 5 000hr since the last maintenance and it is between 4 900hr and 5 100hr Synchronizing with the timing of alarming by the simple remote monitoring equipment oPE 12 M12 When the cumulative operation hours of water pump has elapsed 10 000hr since the last maintena...

Page 80: ... the TOP screen If the Next service date is coming or the icon is displayed please contact to the contact company displayed on RC or the dealer where you purchased If the Next service date was set the screen at left is displayed at starting operation or ending operation When the Next service date has passed by the icon is displayed on the TOP screen From the menu screen the service contact can be ...

Page 81: ...rcuit If keeping on using without doing emergency check it may cause damage of the heat pump unit This means that you need to practice the periodical inspection immediately Consult one of contacts in the list of agents Page 65 or your dealer asking for the inspection Continuing to use the equipment without the periodical inspection could result in serious troubles When Periodical check is displaye...

Page 82: ...n Prohibition setting page 59 Tap the Set button after entering the administrator password 4 digit number If the password is unknown or wrong the setting cannot be changed For the administrator password at factory setting refer to the Installation Manua consult your dealer When your administrator password is forgotten initialize the password by referring to the Installation Manual consult your dea...

Page 83: ...s displays the following items Heating status Defrost status Compressor rotational speed Water pump speed Outdoor temperature Refrigerant temperature Water temperature Tank sensor temperature 1 Touch the unit of which operation status is checked Present time operation mode setting temperature and unit operation status ON OFF error stop display are displayed These are displayed for connected units ...

Page 84: ...vibration rubber and wrapped with sound insulation Protection devices High pressure switch over current protection power transistor overheat protection and anomalous high pressure protection Pipe connection Feed water inlet Rc3 4 Copper20A Hot water outlet Rc3 4 Copper20A Drain water outlet Rc3 4 Copper20A Electric wiring Earth leakage breaker 30A 30mA 0 1sec Power cable size 8 2 4 Length70m Molde...

Page 85: ... 83 MEMO ...

Page 86: ...ves Relevant EU Directives Machinery Directive 2006 42 EC Applied Standards EN 378 2 EN 60335 1 EN 60335 2 40 Authorized representative in EU MITSUBISHI HEAVY INDUSTRIES AIR CONDITIONING EUROPE LTD 5 The Square Stockley Park Uxbridge Middlesex UB11 1ET United Kingdom Note About the detail of Conformity model see EU DECLARATION OF CONFORMITY sheet included in a package MHIAE SERVICES B V Wholly own...

Page 87: ...D 5 The Square Stockley Park Uxbridge Middlesex UB11 1ET United Kingdom Tel 44 333 207 4072 Fax 44 333 207 4089 http www mhiae com MHIAE SERVICES B V Herikerbergweg 238 Luna ArenA 1101 CM Amsterdam Netherlands P O Box 23393 1100 DW Amsterdam Netherlands Tel 31 20 406 4535 http www mhiaeservices com Wholly owned subsidiary of MITSUBISHI HEAVY INDUSTRIES AIR CONDITIONING EUROPE LTD ...

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