Panasonic GHP Test Run Manual Download Page 55

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CZ-RTC5A

Part Names

Control panel

1 Return button

Returns to the previous screen.

2 LCD screen
3 Menu button

Displays the menu screen.

4 Energy saving button

Switches Energy saving/Normal operation.

5 Enter button

Fixes the selected content.

6 Start/Stop button

Starts/Stops operation.

7 Operation indicator

Illuminates during operation. Blinks during alarm.

8 Cross key buttons

Selects an item.
(

Left /

Down /

Right /

Up)

Note

Press centre

No glove

No pen

Ⅲ

－

Summary of Contents for GHP

Page 1: ...Test Run Manual 2018 GHP EHP Hybrid Air Conditioner Applicable Models U 20GES3E5 U 0MES2E8 Reference No GTR 1805 02A Order No SBPAC1805002CE...

Page 2: ...ime in the GHP outdoor unit 5 Checking the Initial Settings in the GHP outdoor unit 6 Checking and Setting the Fuel Gas Type in the GHP outdoor unit 7 Setting the Number of Connected Indoor Outdoor Un...

Page 3: ...mm 250mm 1 each Spanner 1 set Leak detection liquid Appropriate quantity Step ladder 1 Socket wrench 1 set Cloth Appropriate quantity For wiping the leak detection liquid Ordinary tools 1 set Measurem...

Page 4: ...Required accessories Storage location Remarks Instruction manual These items are all stored in a plastic bag which is attached to the inside of the face panel with the display window for the operatio...

Page 5: ...screw Are both measured resistance values in M unit infinite Yes 2 1 No 1 2 1 2 Because the indoor outdoor control wiring has a ground fault search for the location of the ground fault 2 Short circui...

Page 6: ...e contains operation wire branched from indoor outdoor control wire there may be failure in the indoor outdoor control wire before branches If communication error occurs check the sensor s ground faul...

Page 7: ...ndoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Ground Ground Indoor outdoor control wire Outdoor unit Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Ground Ground Remote controller Gr...

Page 8: ...r one of the cables 6 Do not use the same wire for the signal wires and power supply wires Figure 3 7 Do not use a multi core wire for a set of signal wires Figure 4 8 Wiring a A bus system shall basi...

Page 9: ...ble for Panasonic air conditioning equipment iii Keep the separation distance at 300 mm or more from other power line cables iv If the above cables are run within the separation distance mentioned abo...

Page 10: ...ndoor unit At least 2 m apart Remote controller Remote controller Remote controller No remote controller No remote controller Group control Controller Outdoor unit 1 Indoor unit Remote controller Indo...

Page 11: ...If this portion is 1 m or less it is not considered a branch No remote controller Controller Outdoor unit Indoor unit Indoor unit Indoor unit Indoor unit Do not connect more than 3 wires to a single b...

Page 12: ...unit Remote controller Remote controller No remote controller Group control Note indicates the looped portion Figure 10 Figure 11 5 Indoor unit check Remove the securing part When installing the 4 way...

Page 13: ...d for most installation sites and maintenance conditions If you require help for a special problem contact our sales service outlet or your certified dealer for additional instructions In Case of Impr...

Page 14: ...ecting tubing Apply refrigerant lubricant to the matching surfaces of the flare and union tubes before connecting them then tighten the nut with a torque wrench for a leak free connection Check carefu...

Page 15: ...addresses are set automatically for each refrigerant system After the addresses are set the indoor unit addresses must be checked in order to identify each indoor unit After the addresses have been c...

Page 16: ...imately 1 second and then the status setting is displayed 2 After the menu item is displayed press the SET key to select that item The HOME key can be pressed at any time to return to the menu item In...

Page 17: ...P switch connector Terminating resistor Yes No switch Fig 1 U 10MES2E8 outdoor unit control board CN30 CN82 CN69 SW7 JP11 TM1 CN40 CN22 CN27 CN73 CN67 CN23 CN24 CN33 CN34 LED1 LED2 SW4 SW3 SW2 SW1 SW5...

Page 18: ...irection there is a stopper provided Do not apply unnecessary force to turn it any further After installing be sure to check that there is no gas leakage There is the danger of fire if gas leaks 2 Mou...

Page 19: ...the UP and DOWN keys to select settings including those for system address outdoor unit address number of connected outdoor units number of connected indoor units model gas type and automatic address...

Page 20: ...Setting the Number of Connected Indoor Outdoor Units in the GHP outdoor unit Set the number of connected indoor outdoor units on the GHP outdoor unit control board When setting the number of indoor ou...

Page 21: ...he system address 1 Select the initial settings menu item to display 2 Use the UP and DOWN keys to select the system address setting Example System address is 1 3 To change the setting press and hold...

Page 22: ...oor units setting switches SW4 a 3P DIP switch and SW3 a Rotary switch RED to set the number of connected indoor units Example settings for the number of indoor units No of indoor units Indoor unit se...

Page 23: ...f the gas heat pump air conditioner to with resistance SHORT and set the outdoor unit of the U 10MES2E8 to without resistance OPEN Outdoor unit U 20GES3E5 Outdoor unit U 20GES3E5 Outdoor unit U 10MES2...

Page 24: ...urning it fully to the left using a hexagonal wrench 8mm across faces The liquid tube shut off valve is fully opened by turning it fully to the left using a hexagonal wrench 4mm across faces Turn the...

Page 25: ...roper control cable and refrigerant tube connection between indoor outdoor units again 13 3 Setting the Indoor Unit Addresses Automatic Addresses The method for setting the addresses differs depending...

Page 26: ...refrigerant tubing system for which you want to set addresses 2 Use the UP and DOWN keys to select the automatic address setting with heating operation 3 Press and hold the SET key for 1 second The s...

Page 27: ...bove If automatic address setting is not successful with engine operation refer to Manual address setting to set the addresses Manual address setting Perform the following using the remote controller...

Page 28: ...eration Forced cool test run setting With the forced cool test run setting selected press and hold the SET key for 1 second to perform a forced cool test run When using GHP priority or EHP priority th...

Page 29: ...ater three way valve to automatically conduct the air bleeding operation The cooling water pump automatically repeats via start and stop At the same time the TEST WARNING indication lights up and the...

Page 30: ...h DC fan driver Indoor board failed to receive signal from signal output board Outdoor unit control board display Contents Automatic address setting is in progress automatic address setting start is p...

Page 31: ...indoor unit Duplicate indoor unit priority settings other than priority indoor unit Group control cable present for individual control indoor unit Indoor unit address not set Outdoor unit control boar...

Page 32: ...ailure of relay control unit from outdoor unit s E25 Failure of outdoor unit address setting Duplicative E26 Inconsistencies in number of outdoor units E29 Failure of outdoor unit to receive relay con...

Page 33: ...art failure caused by DCCT failure DC compressor start failure Contents of alarm display on remote controller For the remote controller there are other alarm contents listed on the following table bes...

Page 34: ...te controller is not connected to each indoor unit follow the procedure below and use the remote controller to operate each indoor unit one at a time in fan mode to check the address of each Checking...

Page 35: ...the next refrigerant system Press the button to return to address change mode Use the UNIT button and FLAP button to select the next refrigerant system then repeat steps 2 through 4 7 When address ch...

Page 36: ...m of the compressor should be warm to the touch and the crankcase heater around the feet of the compressor should be hot to the touch ON Power must be turned ON at least 5 hours before attempting test...

Page 37: ...20 2 Main Outdoor Unit PCB Setting LED2 LED1 SW6 SW5 SW7 SW1 SW2 SW3 SW4 CN40 CN30 CN27 CN22 TM1 CN23 CN24 CN28 CN73 CN82 CN69 CN67 JP12 JP11 CN33 CN34...

Page 38: ...nance remote controller and content of alarm message will be checked RUN pin 2P WHT CN27 When short circuited and pulse signal is given all indoor units operate in the same refrigerant system STOP pin...

Page 39: ...to address setting is completed 5 Repeat the same steps to perform auto address setting for each successive system Auto Address Setting from the High spec Wired Remote Controller CZ RTC5A 4 Select the...

Page 40: ...encies between the number of indoor units and setting number of indoor units Under auto address setting Alternately Auto address setting completed There are inconsistencies between the number of indoo...

Page 41: ...4 seconds or longer simple settings mode 2 The address is displayed for the indoor unit that is connected to the remote controller Only the address of the indoor unit that is connected to the remote...

Page 42: ...0 30 THU CZ RTC4 Timer remote controller 1 Press the remote controller button for 4 seconds or longer Then press the button appears on the LCD display while the test run is in progress The temperature...

Page 43: ...nd make confirmation n Self Diagnosis Function Table Cause and countermeasure against the symptom of auto address failure Symptom Cause and countermeasure When turning ON power to the outdoor main uni...

Page 44: ...unit control P C board blink alternately 2 If there is an error at the inter unit control wiring of the remote controller when in the indoor unit group control address setting may not occasionally be...

Page 45: ...mpressor 1 CT sensor disconnected short circuit H05 Compressor 1 discharge temperature sensor disconnected H06 Low pressure abnormal lowering H07 Oil loss error H08 Oil sensor connection error 1 H11 C...

Page 46: ...unit thermistor failure Heat exchanger temperature sensor E1 F02 Water heat exchanger temperature sensor E2 chiller F03 Heat exchanger temperature sensor E3 F10 Inlet temperature sensor F11 Outlet tem...

Page 47: ...ntrol 0 0 None 1 4 way valve continuous on cooling side 8 Humidifier setting 0 0 None 1 Heating dew condensation prevention control available L Cooling blower temperature setting 0 0 By model 35 35 92...

Page 48: ...W006 keys to select the menu item number After displaying display the test run forced setting display While the status is test run forced setting display press the SET SW007 key to display the indicat...

Page 49: ...the vertical bars from the lower left to lower right are indoor units 13 to 24 The top horizontal bars from left to right are indoor units 25 to 30 and the bottom horizontal bars from left to right ar...

Page 50: ...t 57 Unit 58 Unit 59 Unit 60 Unit 61 Unit 62 f After selecting the number of the indoor unit to be forced to stop press the SET SW007 key for longer than 1 second The forced thermostat OFF setting is...

Page 51: ...button when you installed a fan available in the market Pressing this button turns on and off the fan When turning off the air conditioner the fan will be also turned off 8 Filter reset Use this butt...

Page 52: ...air conditioner is used 11 Appears when the fan of the indoor unit is stopped or in low fan speed 12 The engine oil needs to be replaced Only when using a gas heat pump air conditioner 13 Appears when...

Page 53: ...ress to change the present hour in the range of 0 to 23 1 Set the present hour and press SET The hour digits light up and the minute digits start fl ashing 1 If the clock uses the 12 hours AM PM setti...

Page 54: ...he fl ap button to adjust the flap position Weekly Program A Press PROGRAM to enter the program confirmation mode Select the day with and press SET Select a Timer number with and press SET Select the...

Page 55: ...plays the menu screen 4 Energy saving button Switches Energy saving Normal operation 5 Enter button Fixes the selected content 6 Start Stop button Starts Stops operation 7 Operation indicator Illumina...

Page 56: ...is in the room 4 Fresh air is used for ventilation Only when connecting a heat exchange ventilation unit or connecting a commercially sold fan 5 Energy saving operation is in process 6 Weekly timer i...

Page 57: ...Screen display Menu screen Screen name Present time day The currently operable content is simply displayed Cross key buttons Enter button Operation guide 11...

Page 58: ...energy saving operation restricts the maximum current value resulting in decreased cooling heating performance If the current of outdoor units does not reach the peak due to low load operation the cu...

Page 59: ...C to 27 C Cursor nFan speed Press High Medium Low Auto Depending on the model either of the displays appears Auto Cannot be selected in Fan mode Depending on the model selectable air ow directions ma...

Page 60: ...005 key changes the data code and data displayed in the order shown in the table below If data display proceeds too far press the DOWN SW006 key to display the necessary data and then record the data...

Page 61: ...Exhaust gas temperature C 45 to 90 40 to 80 38 Outdoor fan 1 0 to 108 0 to 90 39 Outdoor fan 2 0 to 108 0 to 90 41 Outdoor fan 1 revolutions min 1 0 to 700 0 to 580 42 Outdoor fan 2 revolutions min 1...

Page 62: ...E3 temperature C Indoor unit DOWN UP 01 Indoor No 1 unit electric valve opening Step 64 to 350 300 to 480 02 Indoor No 1 unit intake temperature C 03 Indoor No 1 unit blow out temperature C 04 Indoor...

Page 63: ...the tubes with your bare hand The thick tubes are cold when cooling mode is selected Stopping the test run Press the HOME SW004 key to display the menu item number Figure 8 Next press the UP SW005 or...

Page 64: ...CN063 YLW CN014 BLU CN016 BRW CN015 WHT STOP SW VG PIN007 PIN008 PIN002 PIN004 NORM BOOT OUT RAY 5 8 1 4 IC013 GE3 No Name No Name 1 SET key SW007 14 CN086 WHITE TH1 to TH3 TH6 to TH8 TH9 TH14 2 DOWN...

Page 65: ...nnects to outdoor unit maintenance remote controller and content of alarm message will be checked RUN pin 2P WHT CN27 When short circuited and pulse signal is given all indoor units operate in the sam...

Page 66: ...Measurement item sensor name Unit Measure ment value Measure ment value Measure ment value Branch tubing length Number of engine revolu tions min 1 High low differ ence Compressor inlet pressure MPa...

Page 67: ...0 S 40 S Indoor unit operation data 6 Special instructions Unit No Degree of opening electric valve Intake temperature Discharge temperature Coil inlet temperature Coil outlet temperature 1 2 3 4 5 6...

Page 68: ......

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