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Panasonic S-106MF2E5A Service Manual

Manual is about: VRF SYSTEMS INDOOR UNIT

Summary of S-106MF2E5A

  • Page 1

    85464849332000 reference no. Sm830232-00 indoor unit class 22 15 28 36 45 56 60 73 90 106 k1 wall mounted 140 t2 ceiling 160 u1 4-way cassette k2 wall mounted y2 4-way cassette 60×60 f2 low silhouette ducted s-22mu1e5a s-22mk2e5a s-15mk2e5a s-22my2e5a s-15my2e5a s-22mf2e5a s-15mf2e5a s-28mu1e5a s-28...

  • Page 2

    ● connectable outdoor unit lineup this document is the service manual of the indoor unit. For outdoor unit, refer to the service manual of the outdoor unit. ■ for europe ■ for asia ■ for oceania type outdoor unit type 4 hp 5 hp 6 hp 8 hp 10 hp me1 2way vrf system u-8me1e81 u-10me1e81 mf2 3way vrf sy...

  • Page 3

    Ii important! Please read before starting this air conditioner must be installed by the sales dealer or installer. This information is provided for use only by authorized persons. For safe installation and trouble-free operation, you must: ● carefully read this instruction booklet before beginning. ...

  • Page 4

    Iii when connecting refrigerant tubing warning • when performing piping work do not mix air except for specified refrigerant (r410a) in refrigeration cycle. It causes capacity down, and risk of explosion and injury due to high tension inside the refrigerant cycle. • refrigerant gas leakage may cause...

  • Page 5: Contents

    Iv — contents — section 1: control functions-outdoor unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 * refer to the service manual of outdoor unit. Section 2: control functions-indoor unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 1. Room temperature cont...

  • Page 6

    1 - 1 vrf systems indoor unit 1 1. Control functions-outdoor unit * refer to the service manual of outdoor unit. Sm830232-00_欧州向けvrf indoor_201404.Indb 1 sm830232-00_欧州向けvrf indoor_201404.Indb 1 2014/04/04 14:25:42 2014/04/04 14:25:42.

  • Page 7: – Memo –

    – memo – 1 - 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 2014/04/04 14:25:42 2014/04/04 14:25:42.

  • Page 8: Contents

    2 - 1 vrf systems indoor unit 2 2. Control functions-indoor unit 1. Room temperature control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 2. Heating standby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 9

    Vrf systems indoor unit 2 - 2 2 1. Room temperature control 1. Room temperature control the body sensor or remote controller sensor detects temperature in the room. The detected temperature is called the room temperature. The body sensor is the one contained in the indoor unit. Body sensor is enable...

  • Page 10

    2 - 3 vrf systems indoor unit 2 1. Room temperature control remote controller sensor is enabled set temp. In remote controller 28 ℃ 28 ℃ 28 ℃ detected temp. By sensor 30.0 ℃ 27.5 ℃ 27.0 ℃ detected temp. By body sensor 30.0 ℃ 27.5 ℃ 27.0 ℃ detected temp. By remote controller sensor 30.0 ℃ 27.5 ℃ 27.0...

  • Page 11: 2. Heating Standby

    Vrf systems indoor unit 2 - 4 2 2. Heating standby 2. Heating standby in heating mode, the indoor fan speed decreases to prevent cold air discharge from the indoor unit. During this time, (heating standby) is displayed on the remote controller. ① this condition occurs in the following cases. ・ therm...

  • Page 12

    2 - 5 vrf systems indoor unit 2 3. Automatic fan speed control 3. Automatic fan speed control ① the indoor fan mode is controlled as shown below during the automatic fan mode. ② the fan mode does not change for 3 minutes during cooling operation and 1 minute during heating operation once it is chang...

  • Page 13: 4. Indoor Unit Mov Control

    Vrf systems indoor unit 2 - 6 2 4. Indoor unit mov control for details, refer to the service manual of outdoor unit. The mov is at 480 pulses in the following cases. ① at the time of factory shipment ② just after the indoor unit power cord is connected. 5. Drain pump control the drain pump operates ...

  • Page 14

    2 - 7 vrf systems indoor unit 2 6. Automatic heating/cooling control 6. Automatic heating/cooling control the operating mode is selected according to the set temperature and room temperature when the operation is started. Room temperature > set temperature in remote controller – 1˚c → cooling mode r...

  • Page 15: 8. Rap Valve Kit Control

    Vrf systems indoor unit 2 - 8 2 7. Discharge air temperature control discharge air temperature is controlled using the indoor unit discharge air temperature sensor. The discharge air temperature is set in the eeprom on the pcb. The setting is different depending on the model. Refer to “15. Parameter...

  • Page 16: 9. Automatic Flap Control

    2 - 9 vrf systems indoor unit 2 9. Automatic flap control 10. Filter sign 9. Automatic flap control the flap position can be selected from 5 positions. Operating mode flap position cooling/dry f1 ・ f2 ・ f3 fan f1 ・ f2 ・ f3 ・ f4 ・ f5 heating f1 ・ f2 ・ f3 ・ f4 ・ f5 ① the fl ap moves to the following p...

  • Page 17: 11. Electric Heater Control

    Vrf systems indoor unit 2 - 10 2 11. Electric heater control 12. Fan control during dry mode 11. Electric heater control the electric heater control is performed when an electric heater is installed with the indoor unit. The heater turns on when all of the following conditions (1 to 3) are satisfi e...

  • Page 18: 13. Ventilation Fan Output

    2 - 11 vrf systems indoor unit 2 13. Ventilation fan output 14. T10 terminal 13. Ventilation fan output the output of ventilation turns on when the indoor unit turns on. Also, when the indoor unit turns off, the output of the ventilation turns off. The ventilation fan can also be turned on and off u...

  • Page 19: 15. Parameter

    Vrf systems indoor unit 2 - 12 2 15. Parameter 15. Parameter type model correction temp. (heating) heat/cool switching correction temp. (automatic heat/cool) setting at time of factory shipment setting at time of factory shipment u1 4-way cassette 4 deg 2 deg y2 4-way cassette 60×60 4 deg 2 deg f2 l...

  • Page 20

    3 - 1 vrf systems indoor unit 3 3. Outdoor unit repair procedures * refer to the service manual of outdoor unit. Sm830232-00_欧州向けvrf indoor_201404.Indb 1 sm830232-00_欧州向けvrf indoor_201404.Indb 1 2014/04/04 14:25:45 2014/04/04 14:25:45.

  • Page 21: – Memo –

    – memo – 3 - 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 2014/04/04 14:25:45 2014/04/04 14:25:45.

  • Page 22

    4 - 1 vrf systems indoor unit 4 4. Outdoor unit maintenance remote controller * refer to the service manual of outdoor unit. Sm830232-00_欧州向けvrf indoor_201404.Indb 1 sm830232-00_欧州向けvrf indoor_201404.Indb 1 2014/04/04 14:25:46 2014/04/04 14:25:46.

  • Page 23: – Memo –

    – memo – 4 - 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 2014/04/04 14:25:46 2014/04/04 14:25:46.

  • Page 24

    5 - 1 5 vrf systems indoor unit 5. Remote controller functions 1. Simple settings function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 -2 2. Detailed settings function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 25: 1. Simple Settings Function

    5 - 2 1. Simple settings function 5 vrf systems indoor unit • this allows the filter lifetime, operating mode priority change, central control address, and other settings to be made for an individual or group- control indoor unit to which the remote controller used for simple settings is connected. ...

  • Page 26: 1. Simple Settings Function

    5 - 3 1. Simple settings function 5 vrf systems indoor unit cz-rtc3 fig. 2 1 keep pressing the , and buttons simultaneously for 4 or more seconds. The “maintenance func” screen appears on the lcd display. 2 press the or button to see each menu. If you wish to see the next screen instantly, press the...

  • Page 27: 1. Simple Settings Function

    5 - 4 1. Simple settings function 5 vrf systems indoor unit list of simple setting items item code item setting data no. Description filter sign on time (fi lter life time) 0000 not displayed 0001 150 hours 0002 2,500 hours 0003 5,000 hours 0004 10,000 hours 0005 use the fi lter clogging sensor. Deg...

  • Page 28: 1. Simple Settings Function

    5 - 5 1. Simple settings function 5 vrf systems indoor unit simple setting items item code item description 01 filter sign on time setting (fi lter lifetime) changes the indoor unit fi lter lifetime when a high-performance fi lter or other optional product is installed. 02 degree of fi lter fouling ...

  • Page 29: 1. Simple Settings Function

    5 - 6 1. Simple settings function 5 vrf systems indoor unit item code item description 03 central control address set when using a central control device. Used when setting the central control address manually from the remote controller. 04 operating mode priority change note (1) note (1) explanatio...

  • Page 30: 1. Simple Settings Function

    5 - 7 1. Simple settings function 5 vrf systems indoor unit when the operating mode at the priority remote controller is changed, the operating modes of other remote controllers change as shown below. Mode change at priority remote controller operating modes at other remote controllers current mode ...

  • Page 31

    5 - 8 2. Detailed settings function 5 vrf systems indoor unit • this allows the system address, indoor unit address, and other settings to be made for the individual or group-control indoor unit to which the remote controller used for detailed settings is connected. When detailed settings mode is en...

  • Page 32

    5 - 9 2. Detailed settings function 5 vrf systems indoor unit cz-rtc3 fig. 4 1 keep pressing the , and buttons simultaneously for 4 or more seconds. The “maintenance func” screen appears on the lcd display. 2 press the or button to see each menu. If you wish to see the next screen instantly, press t...

  • Page 33

    5 - 10 2. Detailed settings function 5 vrf systems indoor unit the flap swings during the operation under "setting the flap separately". At this time, the unselected flaps are moved to the position 1 . (refer to fig.5) * setting data “ ” (refer to fig.5) flap position 1 5 7 press the timer time the ...

  • Page 34

    5 - 11 2. Detailed settings function 5 vrf systems indoor unit when setting the flap for each air outlet individually according to the room condition. (from operating instructions) display the menu screen. To return to the previous screen press . To return to the top screen press 2 times. Select “3....

  • Page 35

    5 - 12 2. Detailed settings function 5 vrf systems indoor unit 5 list of detailed setting items item code item . O n . O n . O n setting data description description description 0001 2-way cassette (l1) type indoor unit capacity 0003 0009 0012 0017 0023 0001 unit no. 1 0002 unit no. 2 0003 unit no. ...

  • Page 36

    5 - 13 2. Detailed settings function 5 vrf systems indoor unit item code item setting data no. Description (1b) forced thermostat on time 0000 5 minutes 0001 4 minutes cooling discharge temperature shift –010 –10°c –009 –9°c –008 –8°c 0010 10°c heating discharge temperature shift –010 –10°c –009 –9°...

  • Page 37

    5 - 14 2. Detailed settings function 5 vrf systems indoor unit item code item setting data no. Description automatic drain pump operation 0000 no forced operation 0001 forced operation for 1 minute 0060 continuous operation ventilation fan operation 0000 none 0001 ventilation fan operated by remote ...

  • Page 38

    5 - 15 2. Detailed settings function 5 vrf systems indoor unit item code item setting data no. Description fan tap setting (fan tap change in order to prevent drop in air discharge caused by fi lter installation) dc fan tap operating mode purpose 0000 standard standard (setting at shipment) 0001 hig...

  • Page 39

    5 - 16 2. Detailed settings function 5 vrf systems indoor unit item code item description 10 unit type set when the indoor unit eeprom memory is replaced during servicing. 11 indoor unit capacity 12 system (outdoor unit) address these are not set at the time of shipping from the factory. These must ...

  • Page 40

    5 - 17 2. Detailed settings function 5 vrf systems indoor unit item code item description 1f (upper limit) 20 (lower limit) change to the remote control temperature setting range cooling this setting changes the temperature range (upper limit and lower limit) which is set from the remote controller ...

  • Page 41

    5 - 18 2. Detailed settings function 5 vrf systems indoor unit (continued from previous page) item code item description 3c heat exchanger temperature for cold air discharge the heat exchanger temperature control point for prevention of cold air discharge during heating operation can be changed. 3d ...

  • Page 42

    5 - 19 2. Detailed settings function 5 vrf systems indoor unit 2. Detailed settings function selecting the dc fan motor tap (when setting from the pcb) 4-way cassette type stop the system before performing these steps. Open the electrical component box cover, then check the indoor unit control pcb. ...

  • Page 43

    5 - 20 3. Remote controller servicing functions 5 vrf systems indoor unit s the remote controller includes a number of servicing functions. Use these as needed for test runs and inspections. ■ timer remote controller cz-rtc2 cz-rtc2 fig. 8 list of servicing functions functions description button ope...

  • Page 44

    5 - 21 3. Remote controller servicing functions 5 vrf systems indoor unit ■ high-spec wired remote controller cz-rtc3 display of "maintenance function" screen 1 keep pressing the , and buttons simultaneously for 4 or more seconds. The “maintenance func” screen appears on the lcd display. 2 press the...

  • Page 45

    5 - 22 3. Remote controller servicing functions 5 vrf systems indoor unit cz-rtc2 fig. 10 test run function operates the unit with the thermostat forced on. 1 press and hold the button for 4 seconds or longer. 2 “test” appears on the remote controller lcd display (fig. 10). 3 start operation. 4 pres...

  • Page 46

    5 - 23 3. Remote controller servicing functions 5 vrf systems indoor unit the procedure below displays the sensor temperatures from the remote controller, indoor unit, and outdoor unit on the remote controller. 1 press and hold the and buttons simultaneously for 4 seconds or longer. 2 the unit no. “...

  • Page 47

    5 - 24 3. Remote controller servicing functions 5 vrf systems indoor unit 1 keep pressing the , and buttons simultaneously for 4 or more seconds. The “maintenance func” screen appears on the lcd display. 2 press the or button to see each menu. If you wish to see the next screen instantly, press the ...

  • Page 48: 6.  Trouble Diagnosis

    6 - 1 6 vrf systems indoor unit 6. Trouble diagnosis * refer to the service manual of outdoor unit however, refer to page 5-24 operations in the high-spec wired remote controller (cz-rtc3) of "sensor temperature display function". Sm830232-00_欧州向けvrf indoor_201404.Indb 1 sm830232-00_欧州向けvrf indoor_2...

  • Page 49: – Memo –

    – memo – 6 - 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 sm830232-00_欧州向けvrf indoor_201404.Indb 2 2014/04/15 19:36:53 2014/04/15 19:36:53.

  • Page 50

    7 - 1 7 vrf systems indoor unit vrf systems indoor unit 7. Test run from the remote controller (cz-rtc3) 1. Test run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 -2 2. Auto address setting . . . . . . . . . . . . . . . ...

  • Page 51: 1. Test  Run

    7 - 2 7 vrf systems indoor unit 7 vrf systems indoor unit 1. Test run 1 keep pressing the , and buttons simultaneously for 4 or more seconds. The “maintenance func” screen appears on the lcd display. 2 press the or button to see each menu. If you wish to see the next screen instantly, press the or b...

  • Page 52: 2.Auto Address Setting

    7 - 3 7 vrf systems indoor unit vrf systems indoor unit 7 vrf systems indoor unit vrf systems indoor unit 2.Auto address setting 1 keep pressing the , and buttons simultaneously for 4 or more seconds. The “maintenance func” screen appears on the lcd display. 2 press the or button to see each menu. I...

  • Page 53

    201404 sm830232-00_欧州向けvrf indoor_201404.Indb 1 sm830232-00_欧州向けvrf indoor_201404.Indb 1 2014/04/25 11:32:36 2014/04/25 11:32:36.