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Troubleshooting

Error information

When an error occurs, the

[Error information]

screen will appear.

Check the error status, stop the operation, and consult your dealer.

Button operation

Error code, error unit, and address will appear.
Dealer’s phone number will appear if the
information has been registered in the settings
screen under the Menu (Service).

* The LED indicator will blink at 1-second intervals while

the error is occurring.

Touch

[Reset]

to reset the error that is occurring.

A confirmation screen will appear.
Touch

[OK]

A message indicating that the error information has
been reset will appear.

Navigating through the screens

•

To return to the Menu screen:

[Menu]

button

•

To return to the previous screen:

[Back]

button

Содержание PAC-ZC40H

Страница 1: ...in this manual to use the product correctly Retain this manual for future reference Make sure that the Installation Manual and Instruction Manual are passed on to any future users To ensure safety and proper operation of the remote controller the remote controller should only be installed by qualified personnel ...

Страница 2: ...ergy consumption Controller interface 1 Occupancy Sensor The occupancy sensor detects vacancy for energy save control 2 Brightness Sensor The brightness sensor detects the brightness of the room for energy save control 3 Temperature Sensor The sensor detects the room temperature 4 LED Indicator The LED indicator indicates the operation status in different colors The LED indicator lights up during ...

Страница 3: ...arded as the vacancy Only one of the following energy save controls can be used at a time Energy save control mode Control when vacancy is detected Non use ON OFF The unit will be turned off Set temperature offset The set temperature will be offset Fan speed down The fan speed will be set to Low Zones off The zones will be off Energy save control can be stopped according to the brightness level de...

Страница 4: ...e time Energy save control is being performed Lights up in the predetermined color 1 The occupancy sensor has sensed an occupant Inverts the brightness High Low twice 1 A button is touched on the Home screen Inverts the brightness High Low 1 1 The settings can be made on the LED Indicator setting screen Default color setting Color Operation mode setting default Room temperature Blue Cool Auto_Cool...

Страница 5: ...ords 22 Navigating through the Menu 23 Function settings 27 Date and time 27 Schedule 30 Timer 33 Night setback 38 Display format 40 Sound and contrast 41 Energy saving Assist function 42 LED Indicator 48 Touch panel calibration 51 Lock operations 52 Sensor threshold setting 54 Set temperature range limit 59 Auto return 62 Maintenance 65 Screen cleaning 65 Filter information 66 Troubleshooting 68 ...

Страница 6: ...ck malfunctions smoke or fire To reduce the risk of shorting current leakage electric shock malfunctions smoke or fire do not wash the controller with water or any other liquid To reduce the risk of electric shock malfunctions smoke or fire do not operate the touch panel or touch other electrical parts with wet hands When disinfecting the unit using alcohol ventilate the room adequately The fumes ...

Страница 7: ...semble or modify the controller Improper installation or repair may cause injury electric shock or fire To reduce the risk of shorting electric shock fire or malfunction do not touch the circuit board with tools or with your hands and do not allow dust to accumulate on the circuit board Additional precautions To avoid damage to the controller use appropriate tools to install inspect or repair the ...

Страница 8: ...lay Screen configuration Home screen Zone operation screen Menu User screen Menu Service screen A password is required to access the Menu Service screen Zones will appear that are setting in the zone setting screen ...

Страница 9: ...9 Screen display Display Home screen All icons are displayed for explanation 1 2 3 4 5 5 6 6 9 34 7 8 0 2 7 8 1 9 ...

Страница 10: ...emperature appears here The display varies with the selected operation mode 2 Day and time Current day and time appear here 3 Appears when the scheduled operation is being performed The icon appears when the timer operation is prohibited 4 Appears when the ON OFF timer is activated or when the Zone ON OFF timer is activated or when the Night setback function is enabled 5 Appears when the brightnes...

Страница 11: ...11 Screen display Zone operation screen Zones ON OFF button Touch to turn ON OFF the zones Touch to return to the Home screen ...

Страница 12: ... Night setback Page 38 Settings Display format Page 40 Room temperature display Backlight timeout Sound and contrast Page 41 Energy saving Page 42 LED Indicator Page 48 LED Indicator setting With Brightness sensor Touch panel calibration Page 51 Lock operations Page 52 Sensor threshold setting Page 54 Occupancy sensor Brightness sensor Set temp range limit Page 59 Auto return Page 62 Screen cleani...

Страница 13: ... Installation Manual for details Setup IC Function settings Zones setting Name setting Cool Heat display Telephone number LED color adjustment Reset RC Error menu Self check Test run Not all functions are available on all models of indoor units ...

Страница 14: ...eft Touch to move the cursor right Touch to input the number Changes cannot be made unless the correct password is entered Indicates settings that can be changed only while the unit is in operation Indicates setting that can be changes only while the unit is not in operation Indicates setting that can operate only Main remote controller Indicates setting that can operate only Sub remote controller...

Страница 15: ... button to turn on or off the indoor unit The LED indicator will light up when the indoor unit is turned on The LED indicator display depends on the settings for the function settings The unit will operate with the previously set operation mode set temperature and fan speed ...

Страница 16: ...the operation modes in the following order Select the desired operation mode Cool Dry 1 Fan Heat 1 Auto 1 Cool Dry Fan Auto Heat Auto_Cool Auto_Heat 1 Operation modes that are not available for the connected indoor unit will not appear on the display LED indicator color changes according to the operation mode and the settings for the function settings ...

Страница 17: ...on Set temperature Cool Heat or Auto mode Touch or to decrease or increase the set temperature Refer to the table on page 18 for the settable temperature range for different operation modes Set temperature cannot be set for the Fan mode ...

Страница 18: ...7 87ºF 1 2 Heat 17 28ºC 63 83ºF 1 2 Auto 19 28ºC 67 83ºF 1 2 Fan Not settable 1 The settable temperature ranges vary depending on the indoor unit model 2 Restrictions for the set temperature range will apply if any If the setting value is outside of the range a message Temp range locked will appear ...

Страница 19: ...eds depends on the indoor unit model Note The actual fan speed will differ from the fan speed displayed on the LCD when one of the following conditions is met While Standby or Defrost is displayed When the room temperature is higher than the set temperature during the heating mode Immediately after the heating operation during stand by for switching the operation mode During the Dry mode ...

Страница 20: ...rations Zone ON OFF Button operation Zone ON OFF Touch the ON OFF button to turn on or off the each zones OFF ON SPL 1 1 When all zones are fully closed a zone which is set to as spill zone will open automatically ...

Страница 21: ...r the energy save control 42 Sets the fan speed to Low for the energy save control 42 Turns off the zones for the energy save control 42 Specifies the days and the time periods when the energy save control will be deactivated 45 Sets the brightness sensor condition to deactivate the energy save control 45 LED Indicator Sets the operation mode display setting Sets the room temperature display setti...

Страница 22: ... signs on the indoor unit 66 Error information Displays the error status when an error occurs 68 About passwords A password is required to access certain windows Two types of passwords are used as follows Password that is used on the Menu User Password that is used on the Menu Service Example enter password screen Refer to section 2 Service Menu in Chapter 2 Initial Setting in the Installation Man...

Страница 23: ...23 Navigating through the Menu Navigating through the Menu Button operation Accessing the Menu Touch the Menu button The Menu screen will appear ...

Страница 24: ...e Menu Button operation Navigating through the pages Touch or to switch between the pages To access the Menu Service screen touch the Service tab A maintenance access password will be required to access the Menu Service screen ...

Страница 25: ...screen When an attempt is made to access a password protected screen a Login page will appear Enter a user password default 0000 The settings screen for the selected item will appear Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button ...

Страница 26: ... Exiting the Menu screen Touch the Home button to exit the Menu screen and return to the Home screen If no buttons are touched for 10 minutes the screen will automatically return to the Home screen Any settings that have not been saved will be lost ...

Страница 27: ...t Date and time setting is required before making the following settings Schedule Unit ON OFF timer Zone ON OFF timer Night setback Energy saving Daylight saving time 2 Touch or to set the current date month year and time Touch Done to save the settings Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button ...

Страница 28: ...from the Menu Then touch Date and time format in the list 2 Touch the buttons to select date and time display formats Touch Done to save the settings Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button ...

Страница 29: ...o Enabled Set the following items with the buttons Date Month Start Start time Forward to Set the time when the clock is to be set forward to at the Start time above Date Month End 2nd page End time 2nd page Backward to 2nd page Set the time when the clock is to be set backward to at the End time above Touch Done to save the settings Navigating through the screens To return to the Menu screen Menu...

Страница 30: ... ON OFF timer is enabled the Zone ON OFF timer is enabled during an error during test run when the clock is not set 2 The default setting is Disabled To activate the Schedule function touch the Disabled button to change it to Enabled Touch Done to access the settings screen 3 The current settings will appear Touch the day of the week button to see the schedule settings for the day Up to eight oper...

Страница 31: ... model To continue setting schedules for other time periods touch to access the settings screen When done making the settings touch Zones Zones schedule setting screen will appear 6 Set the Zones ON OFF To continue setting schedules for other time periods touch to access the setting screen When done making the setting touch Done A confirmation screen will appear Touch OK to save the settings Navig...

Страница 32: ...e to be pasted When done making the settings touch Done A confirmation screen will appear Touch OK to save the settings Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button will appear on the Home screen when the schedule setting for the current day exists The icon will not appear while the Unit ON OFF timer or Zone ON OFF timer is en...

Страница 33: ...is disabled during an error during test run when the clock is not set 2 To activate the Unit ON OFF timer touch the Disabled button to change it to Enabled Specify the ON time and OFF time with the buttons The time is settable in 5 minute increments Touch and hold or to rapidly advance the numbers To set the ON OFF timer to repeat daily set the Repeat setting to Enabled Touch Done to save the sett...

Страница 34: ...34 Function settings will appear on the Home screen when the ON OFF timer is enabled ...

Страница 35: ...r during test run 2 To activate the Auto OFF timer touch the Disabled button to change it to Enabled Specify the Stop in time with the buttons Specify the time to elapse before the indoor unit is automatically turned off The settable range is 0 5 to 24 hours in 0 5 hours increments Touch and hold or to rapidly advance the numbers Touch Done to save the settings Navigating through the screens To re...

Страница 36: ...cified times Button operation 1 Select Timer from the Menu Then touch Zone ON OFF timer in the list The Zone ON OFF timer will not work in the following cases when Zone ON OFF timer is disabled during an error during test run when the clock is not set 2 To activate the Zone ON OFF timer touch the No button to change it to Yes ...

Страница 37: ...ettable in 5 minute increments Touch and hold or to rapidly advance the numbers To set the ON OFF timer to repeat daily set the Repeat setting to Enabled Touch Done to save the settings Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button will appear on the Home screen when the Zone ON OFF timer is enabled ...

Страница 38: ...d and the room air is stagnant When this is the case use optional sensor or remote controller sensor to measure the room temperature Button operation 1 Select Night setback from the Menu The Night setback function will not work in the following cases when the unit is in operation when the Night setback function is disabled during an error during test run when the clock is not set The Night setback...

Страница 39: ...ower and upper limit temperatures must be 4ºC 8ºF or more The settable temperature range varies depending on the connected indoor unit model Start Stop times The time is settable in 5 minute increments Touch and hold or to rapidly advance the numbers Touch to access the previous screen Touch Done to save the settings Navigating through the screens To return to the Menu screen Menu button To return...

Страница 40: ... temperature for control display option to be used on the Home screen Show Room temperature for control appears on the Home screen Hide Room temperature for controldoes not appear on the Home screen Backlight timeout Touch the button to select the desired timeout of the backlight from 5 10 20 30 and 60 seconds Touch Done to save the settings Navigating through the screens To return to the Menu scr...

Страница 41: ... Sound level Set the volume of the buzzer that sounds when the screen is touched Level 0 3 Level 0 No sound Contrast Set the display contrast between 10 and 10 The greater the value the higher the contrast Touch Done to save the settings Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button ...

Страница 42: ...function can be set to activate when vacancy is detected while the air conditioning units are operated The default setting for this function is set to deactivate Selecting an energy save control mode Button operation 1 Touch Settings from the Menu Then touch Energy saving in the list ...

Страница 43: ...ture will not be offset 2 If the connected indoor unit does not support the fan speed adjustment function this item will not be displayed When the occupancy sensor detects occupancy during the energy save control the original operating status will be restored However when the operating status is changed by other controllers or by the scheduled or timer controlled events the current operating statu...

Страница 44: ...Adjust the detection sensitivity level according to the surrounding environment Recommended setting for ordinary use Level 0 The greater the value the higher the sensitivity The settable levels are 2 1 0 1 and 2 A higher detection level can lead to false detection because the sensor tends to detect more noise When the Mode button is Zone control Next button will appear As zones setting the energy ...

Страница 45: ...e brightness sensor detects Light or Dark To specify time periods and days touch Day and time from the list See step 2 below To set the detection conditions for the brightness sensor touch With Brightness sensor from the list See step 3 below These two different types of settings can be made in combination The energy save control assist function will be deactivated when one of the conditions for t...

Страница 46: ...ith Brightness sensor To use the brightness sensor for the energy save control touch the Disabled button to change it to Enabled Touch the Occupancy sensor invalid condition button to select Light or Dark Light When the brightness sensor detects Light during vacancy the energy save control assist function will be deactivated Dark When the brightness sensor detects Dark during vacancy the energy sa...

Страница 47: ...ol Because the settings for the items under Invalid item setting are made the energy save control will not be performed at these times even when the occupancy sensor detects vacancy Period during which energy save control can not be performed even when vacancy is detected Period during which energy save control can be performed when vacancy is detected Energy save control Energy save control 4 Aut...

Страница 48: ...48 Function settings LED Indicator Button operation 1 Touch Settings from the Menu Then touch LED Indicator in the list 2 Touch LED Indicator setting in the list ...

Страница 49: ...rol Occupancy detection indicator 2nd page Select Enabled or Disabled When Enabled is selected the LED indicator blinks once every 30 seconds when the occupancy sensor detects occupancy Setting item specific to Mode Mode color 3rd and 4th pages Select the desired LED color for each operation mode Setting item specific to Room temp Room temp for control range and LED color 3rd page Set the desired ...

Страница 50: ...to change it to Enabled Set the following items Detection Light Select the brightness level of the LED indicator to be used when the brightness sensor detects Light Select Brighten Darken or OFF Detection Dark Select the brightness level of the LED indicator to be used when the brightness sensor detects Dark Select Brighten Darken or OFF Touch Done to save the settings Navigating through the scree...

Страница 51: ... they appear starting from the top left corner After all nine squares are touched the screen will return to the previous screen If each square is not touched within one minute after the last square is touched calibration will be canceled and the screen will return to the previous screen To calibrate the screen properly use a pointy but not sharp object to touch the black dots Sharp objects may scr...

Страница 52: ...perations in the list 2 To lock the following operation items touch the Unlocked button to change it to Locked ON OFF Operation mode Set temperature Zones Touch Done to save the settings Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button ...

Страница 53: ...n settings Button operation will appear on the Home screen when the unit ON OFF operation operation mode set temperature are locked will appear on the Zone operation screen when the One ON OFF operation is locked ...

Страница 54: ...threshold setting Occupancy sensor Button operation 1 Touch Settings from the Menu Then touch Sensor threshold setting in the list 2 To set the detection sensitivity level of the occupancy sensor touch Occupancy sensor in the list ...

Страница 55: ...ions under normal conditions If the sensor is oversensitive or undersensitive adjust the detection sensitivity level Use the following tests to adjust the detection sensitivity to the appropriate level A vacancy test Test 1 and an occupancy test Test 2 A higher detection sensitivity level can lead to false detection because the sensor tends to detect more noise Touch Done to save the settings Navi...

Страница 56: ... vacancy without being interfered with by noise Red Error The sensor falsely detected occupancy due to noise If the sensor failed to correctly detect vacancy lower the detection sensitivity level and try again To start Test 2 touch Test 2 When movements are detected the LED indicator will light up in blue Walk away from the remote controller and walk around in areas where you want the sensor to de...

Страница 57: ...ermine the Dark state and Light state can be set These statuses are used as parameters for energy save control and LED indicator control Set the lux values to an appropriate values suitable for a given environment Try changing the brightness in a given space e g by drawing curtains while adjusting the lux levels Set the values and touch Done Navigating through the screens To return to the Menu scr...

Страница 58: ...rforming a test When Test is touched the current lux level in a given space will appear next to Monitor on the screen The LED indicator will indicate the brightness status of a given space in colors Red Light Green Dark Blue ...

Страница 59: ...59 Function settings Set temperature range limit Button operation 1 Touch Settings from the Menu Then touch Set temp range limit in the list ...

Страница 60: ...t temperatures Operation mode Lower limit Upper limit Auto 19 C 28 C 67 F 83 F 28 C 19 C 83 F 67 F Cool Dry 19 C 30 C 67 F 87 F 30 C 19 C 87 F 67 F Heat 17 C 28 C 63 F 83 F 28 C 17 C 83 F 63 F The settable operation modes and temperature ranges vary depending on the indoor unit model The cooling and heating temperature ranges can be set under the following conditions The difference between the coo...

Страница 61: ...king the settings touch Done to save the settings Navigating through the screens To return to the Menu screen Menu button To return to the previous screen Back button will appear on the Home screen when the temperature range is limited ...

Страница 62: ...s Auto return The Auto return function allows the user to operate the unit at the specified temperature after the specified period of time Button operation 1 Touch Settings from the Menu Then touch Auto return in the list ...

Страница 63: ... 67ºF to 87ºF depending on the indoor unit model Cool includes the Dry and Auto_Cool modes Heat Specify the time to elapse before the set temperature automatically changes to the set temperature specified below during heating operation The settable time range is 10 to 120 minutes in 10 minute increments Specify the set temperature to be used after the period of time specified above The settable te...

Страница 64: ...mple Lower the set temperature to 24ºC 75ºF Sixty minutes later the set temperature will automatically change to 28ºC 83ºF 60 minutes later The set temperature is manually changed from 28ºC 83ºF to 24ºC 75ºF Sixty minutes later the set temperature automatically changes to 28ºC 83ºF ...

Страница 65: ...Clean the touch panel within 30 seconds The touch panel is deactivated for 30 seconds and then returns to the Menu screen The buzzer will sound while the touch panel is being touched Wipe with a soft dry cloth a cloth soaked in water with mild detergent or a cloth dampened with ethanol Do not use acidic alkaline or organic solvents ...

Страница 66: ...lean the filters Wash clean or replace the filters when this sign appears Refer to the indoor unit Instructions Manual for how to clean the filters Button operation 1 Touch Filter information from the Menu 2 Touch Reset to reset the filter sign A confirmation screen will appear Touch OK ...

Страница 67: ...ilter on one of the units is due for cleaning When the filter sign is reset the cumulative operation time of all units will be reset is scheduled to appear after a certain duration of operation based on the premise that the indoor units are installed in a space with ordinary air quality Depending on the air quality the filter may require more frequent cleaning The cumulative time at which filter n...

Страница 68: ... appear if the information has been registered in the settings screen under the Menu Service The LED indicator will blink at 1 second intervals while the error is occurring Touch Reset to reset the error that is occurring A confirmation screen will appear Touch OK 2 A message indicating that the error information has been reset will appear Navigating through the screens To return to the Menu scree...

Страница 69: ...ditions Temperature Operating temperature range 0ºC 40ºC 32ºF 104ºF Storage temperature range 20ºC 60ºC 4ºF 140ºF Humidity 20 90 RH Non condensing Weight 0 3 kg 11 16 lbs External dimensions W x H x D 140 x 120 123 x 25 28 8 mm 5 17 32 x 4 3 4 4 27 32 x 1 1 5 32 in The numbers in the parenthesis indicate the dimensions including the protruding parts 1 Not for use with a generic DC power supply dev...

Страница 70: ...he Set temp range limit setting has the higher priority 1 The Auto return function will not be executed when the units are operated in the Set temperature offset mode 2 The Night setback function will not be executed when the unit has been turned on by Unit ON OFF timer When Zone ON OFF timer is set both of the functions will remain effective 3 The Unit Auto OFF timer function will not be executed...

Страница 71: ... radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna I...

Страница 72: ... TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Authorized representative in EU MITSUBISHI ELECTRIC EUROPE B V HARMAN HOUSE 1 GEORGE STREET UXBRIDGE MIDDLESEX UB8 1QQ U K BH79D481H01 Printed in Japan ...

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