Panasonic S-250WX2E5 User Manual Download

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Test Run Manual

April 2012

Gas Heat Pump
Air Conditioner

Applicable Models

2WAY MULTI/W MULTI

U-16GE2E5
U-16GEP2E5
U-20GE2E5
U-20GEP2E5
U-25GE2E5
U-25GEP2E5
U-30GE2E5

Reference No. SM7110029-01

COVER.indd 1

2012/09/06 23:31:17

Summary of Contents for S-250WX2E5

Page 1: ...as Heat Pump Air Conditioner Applicable Models 2WAY MULTI W MULTI U 16GE2E5 U 16GEP2E5 U 20GE2E5 U 20GEP2E5 U 25GE2E5 U 25GEP2E5 U 30GE2E5 Reference No SM7110029 01 COVER indd 1 COVER indd 1 2012 09 06 23 31 17 2012 09 06 23 31 17 ...

Page 2: ...re operation 1 Preparations for operating the outdoor unit II 11 3 Setting the address 1 Setting the indoor unit addresses automatically II 22 2 Setting the indoor unit addresses manually II 25 3 Checking the indoor unit addresses II 27 4 Changing the indoor unit addresses when necessary II 29 5 Flow diagram for address setting II 31 4 Checking the function 1 Changing the function setting II 32 2 ...

Page 3: ...kW S 710WX2E5 71 kW 80 kW Note 1 When connecting a mixture of an outdoor air processing unit with direct expansion coil and a Multi indoor unit or connecting multiple units and just an outdoor air processing unit with direct expansion coil the indoor outdoor unit capacity ratio is within 130 2 When connecting a mixture of an outdoor air processing unit with direct expansion coil and a Multi indoor...

Page 4: ...d by itself is 24 units or fewer d Ranges for Refrigerant Tubing Length and Installation Height Difference Category Symbol Description Tubing length m Allowable tubing length L1 Max allowable tubing length 170 equivalent length 200 L L2 L4 Difference between longest and shortest tubing lengths after the No 1 branch first branching point 70 LM Max length for main tube tube with widest diameter 7 LM...

Page 5: ... Liquid tube mm φ9 52 φ9 52 φ12 7 φ12 7 φ15 88 φ15 88 φ19 05 φ19 05 φ22 22 1 Select a diameter for the main tubing after a branch that is no larger than that of the header In cases where the main tubing after a branch would have to be larger than the header tubing select tubing of the same size and never exceed the header size 2 If the maximum tube length exceeds 90 m or equivalent length use the ...

Page 6: ...is necessary Note 2 Leakage pressure rating must be at least 4 15 MPa 1 Select a size that does not exceed header size 2 Even for 5 6 kW or less if the indoor unit tubing branches use 15 88 mm diameter gas tube 3 Selecting header tubing Anticipating additional indoor units 1 Ball valve installation position Install on main tubing after branching 2 Installation guidelines Slope main tubes after bra...

Page 7: ...ranch points If the tube diameter at the ball valve is smaller than that of the main tube after branching install reducers only at the ball valve connections Caution When installing outdoor tubing including that for future indoor expansion be sure to position the valve service port to face in the direction of the outdoor unit see dashed lines in the example above and at least 50 cm from the outdoo...

Page 8: ...t 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 Measurement equipment Insulation resistance meter DC 500 V 1 Gas leak detector 1 PC for monitoring 1 unit Including connecting cable W 01 indd 6 W 01 indd 6 2012 05 22 10 32 29 2012 05 22 10 32 29 ...

Page 9: ...ng the performance settings 2 Checking the outdoor unit performance Checks before start up of the engine Test run mode settings Checking engine performance Checking for abnormal noise or vibration 3 Necessity of maintenance 1 Self diagnosis function table outdoor unit 5 Checking the indoor units Remove fixing pad 3 Checking the indoor unit and remote controller Start Stop checks Checks in operate ...

Page 10: ...s 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 operation time Explain how to use the manual when you hand it over to the customer Warranty Fill in the relevant items when you hand over the warranty to the customer Labels Remote power switch label Refrigerant tube length and ...

Page 11: ...e values in MΩ 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 circuit check 2 1 Measure the resistance between the indoor outdoor control wires on the terminal board of the outdoor unit The measured resistance value is around 75 to 100Ω When setting multiple ON SHORT to switches with terminal resisto...

Page 12: ...d the location of the connection failure between units If the device 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 fault Check sensors thermistor ground fault Before checking turn off the device and remove target sensor from the board before performing...

Page 13: ...istor present Measure resistance between the ground screw and terminal board 1 Measure resistance between the ground screw and terminal board 2 Standard If there is resistance a sensor ground fault has occurred Ground Sensor Example A wire break or disconnection occurs at x with one outdoor unit termi nal resistor present The resistance value for and is approx 75 to 100 Ω The resistance value for ...

Page 14: ...e 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 basically be used for multiple systems Figure 5 There should be no more than 16 branch locations Figure 5 Make sure wiring between branch locations and branch points is 2 m or more Figure 5 If there will be 17 or more branches split the sy...

Page 15: ... 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 above place either one of the cable in a conduit v If shielded wire is used ground either one of the cables vi For signal cable do not wire it using the same cable as power cable Figure 3 vii Do not wire signal cables using multi wick ca...

Page 16: ...ote controller Remote controller Remote controller No remote controller No remote controller Group control Controller Outdoor unit 1 Indoor unit Remote controller Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Remote controller Remote controller Remote controller Outdoor unit 2 Outdoor unit 3 Outdoor unit 4 Outdoo...

Page 17: ... 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 branch point Controller Outdoor unit Indoor unit Outdoor unit Outdoor unit Indoor unit Indoor unit Remote controller Remote controller Remote controller Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor un...

Page 18: ...oved Caution Operating the indoor unit while a securing part is attached may result in the generation of an abnormal noise and the operation of a protection device Figure 12 Remove the securing part Controller Outdoor unit Indoor unit Remote controller Indoor unit Indoor unit Controller Outdoor unit Indoor unit Remote controller Outdoor unit Outdoor unit Indoor unit Indoor unit Indoor unit Indoor ...

Page 19: ...007 key to select the item To change a setting value use the UP S005 or DOWN S006 key to display a value and then press the SET S007 key to confirm the value If the SET S007 key is pressed for 1 second while operation data is displayed the forced setting is canceled Selecting setting items a Press the UP S005 or DOWN S006 key to display the menu item to set While a menu item is being changed or af...

Page 20: ...ted label to the prescribed posi tion for the PL NAME Setting the fuel gas type Check that the fuel adjustment valve setting has been set before operating the outdoor main board Press the HOME S004 key for 1 second or longer to display the menu item number If STOP SW S001 is set to the STOP side is displayed after Next press the UP S005 or DOWN S006 key to display the menu item number After displa...

Page 21: ...GAS 04 Band Natural Gas GAS 05 No Use GAS 06 No Use GAS 07 No Use GAS 08 No Use GAS 09 No Use GAS 0A No Use GAS 0b No Use GAS 0C No Use GAS 0d No Use GAS 0E Band LNG Natural Gas GAS 0F No Use After completing the selection of gas type press the SET S007 key for longer than 1 second The red LED D052 is turned off Press the HOME S004 key to complete the setting operation When propane is used carry o...

Page 22: ... setting mode Example 2012 in the example b Each press of SET S007 confirms the setting and changes the indication for the 1st digit and the setting item becomes as shown in the table The indication for the first digit returns to after Table 2 First digit indication Item Example setting state indication Meaning of indication Year 2012 Month April Day 1st hour 11 hours Minute and second 6 minutes c...

Page 23: ...ss startup etc Display Function DOWN UP System address setting Outdoor unit address setting Only change this when connecting multiple W MULTI outdoor units Number of outdoor units connected setting Only change this when connecting multiple W MULTI outdoor units Number of indoor units connected setting Capacity setting cannot be set Gas type setting Refrigerant setting do not change Generator setti...

Page 24: ... key to select the connection number The indication becomes as shown below Setting range W MULTI From 1 to 2 units Indication Meaning DOWN key S006 UP key S005 on 01 Number of outdoor units connected 1 on 02 Number of outdoor units connected 2 After completing the selection of the number of connected outdoor units press the SET S007 key for longer than 1 second The red LED D052 for indicating a te...

Page 25: ...is installed Indication Meaning DOWN key S006 UP key S005 in 01 Number of indoor units connected 1 in 02 Number of indoor units connected 2 in 48 Number of indoor units connected 48 After completing the selection of the number of connected indoor units press the SET S007 key for longer than 1 second The TEST WARNING indicator red LED D052 goes out Press the HOME S004 key for longer than 1 second t...

Page 26: ...T S007 for longer than 1 second The red LED D052 lights up indicating a TEST WARNING In this condition use the UP S005 or DOWN S006 key to select the outdoor system address The display is as below The setting range is from 1 30 Display Meaning DOWN key S006 UP key S005 out 01 Outdoor unit system address 1 out 02 Outdoor unit system address 2 out 30 Outdoor unit system address 30 After completing s...

Page 27: ...address The display is as below The setting range is from 1 2 Display Meaning DOWN key 006 UP key 005 Sub 01 Outdoor unit address 1 Sub 02 Out door unit address 2 After completing selection of the outdoor unit address press SET S007 key for longer than 1 second The red LED D052 for indicating a test or warning turns off Press the HOME S004 key for longer than 1 second to complete the setting opera...

Page 28: ...he left counterclockwise by 90 degrees Figure 15 Same for the gas tube liquid tube and balance tube The valve is fully open when the tab has been rotated 90 degrees when it contacts the stopper Do not try to rotate it any further The valve is fully closed when the slit of the tab is at right angles to the tube and fully open when the slit of the tab is parallel to the tube Insert the packing prope...

Page 29: ... not start up while the switch is set to STOP The indication on the seven segment display changes from to the normal display CAUTION If the unit is operated while the valve is still closed the discharge pressure of the refrigerant will rise to an abnormal level and the compressor and the like will be damaged W 02 11 21 indd 21 W 02 11 21 indd 21 2012 05 22 11 08 07 2012 05 22 11 08 07 ...

Page 30: ...or unit with the smallest address See the sections on automatic address setting below Use one of the following methods to set the addresses of indoor units depending on the wiring of the power supply Outdoor unit 1 1 Outdoor unit 1 2 Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Basic wiring diagram Example 1 Indoor outdoor control wire Minimum out...

Page 31: ...ond to complete the setting operation When the power cannot be turned on for each individual refrigerant tubing system In this case automatic address setting is carried out with the indoor and outdoor units operating so all the refriger ant tubing and fuel tubing installation must be completed in advance On the outdoor unit board turn the VG S002 gas electromagnetic valve and STOP SW S001 Stop swi...

Page 32: ...play the menu item number p Next press the UP S005 or DOWN S006 key to select the menu item number q After is displayed is displayed While is displayed press the SET S007 key Green LED lights up r Next use the UP S005 or DOWN S006 key to select the cooling automatic address setting display Figure 16 When the cooling automatic address setting is displayed press the SET S007 key for longer than 1 se...

Page 33: ...me Carry out the following operations from the remote controller Remote controller System address setting Press the button the button and the button simultaneously for longer than 4 seconds On the remote controller Item code will be displayed Using the temperature setting or buttons change the item code Change the remote controller from Item code to Item code system address Using the time or butto...

Page 34: ...ing the time setting or button set Individual when the indoor unit and remote controller are one to one and Main and the remainder Sub when using remote controller group control is displayed Press the button The display lights up Press the button The normal display is restored W 02 22 31 indd 26 W 02 22 31 indd 26 2012 05 22 11 23 17 2012 05 22 11 23 17 ...

Page 35: ...ss This is carried out when it is not individually operated wired remote controller and indoor unit are connected one to one Method of checking the indoor unit address under group control This check is carried out with the indoor unit not operating Press the button to stop the indoor unit under group control If the indoor unit is stopped do not press it Press the button and button simultaneously f...

Page 36: ...define the selected system address On the remote controller display Unit No Press the button Each time the button is pressed the indoor unit No Unit No tubing system is displayed and the fan only of the selected indoor unit operates Look for the indoor unit whose fan is operating This indoor unit is the indoor unit selected on the remote controller During if the time setting or buttons are pressed...

Page 37: ...ode to Item code With the time setting or button set Setting data to the number to change the address Note For an individual remote controller if the address is duplicated the error message is displayed but it is possible to continue changing the address The error message disappears when the duplication is removed Press the button The remote controller display changes from flickering to lit up For...

Page 38: ...e current indoor unit is displayed in Setting data and fan of the displayed indoor unit starts to operate Using the button select the indoor unit address to change The fan of the selected indoor unit operates Using the time setting or button change the indoor unit address in Setting data the setting range is from 0001 0048 Press the button The remote controller display changes from flickering to l...

Page 39: ...ing installation complete Set the refrigerant system address for all outdoor unit boards Can the power to each refrig erant system be turned ON OFF separately Is the outdoor unit operable The following is the pro cedure for automatically setting the address after the power is turned ON When the power is turned ON at the symbol turn the indoor and outdoor unit s power ON for each separate refrigera...

Page 40: ...e 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 92 N Heating blower temperature setting 0 0 By model 35 35 92 92 While the status is indoor unit setting item selection press the SET S007 key for longer than 1 second The TEST WARNING indicator red LED D052 ligh...

Page 41: ...tem number After displaying display the test run forced setting display While the status is test run forced setting display press the SET S007 key to display the indication shown in the figure below In this condition use the UP S005 or DOWN S006 key to select the forced cooling test run setting mode or the forced heating test run setting mode While the forced test run setting mode is selected figu...

Page 42: ...s 1 32 has one dot in the bottom right and the display screen for units 33 48 has two dots in the bottom right Refer to Figure 24 A light turns on to indicate that the thermostat of the corresponding indoor unit is ON blinks at 1 second in tervals to indicate the thermostat of the corresponding indoor unit is OFF and blinks at 0 5 second intervals to indicate the forced thermostat OFF setting is s...

Page 43: ...k that there is no error vibration in the refrigerant tubing or capillary tubes particularly during low rota tional speeds Check that there are no error vibrations due to contact between tubing fittings panels etc a For safety when the outdoor units are stopped set the total stop setting Set S001 STOP SW to STOP on all outdoor main boards of the corresponding refrigerant system Figure 25 When this...

Page 44: ...ld air in heating mode the fan may be either stopped or the air velocity may be at a very low velocity for several minutes after operation starts but the fan will operate at the air velocity set with the remote controller afterwards Checking the operation mode Check that the mode changes by pressing the remote controller button While operation mode is displayed press the button check that the mode...

Page 45: ... water heat exchanger unit After the above checks have been completed turn off all the remote controllers Test run from the indoor unit When doing a test run from the indoor unit it is possible to carry out settings from the remote controller After pressing the remote controller button for longer than 4 seconds press the button Test run is displayed on the remote controller A test run can be carri...

Page 46: ... data displayed in the order shown in the table below If data display proceeds too far press the DOWN S006 key to display the necessary data and then record the data If the HOME S004 key is pressed for longer than 1 second or no operation is performed for 10 minutes the normal display is restored Display examples Outdoor unit data Indoor unit data Assessment of data As described in the previous it...

Page 47: ...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 0 to 700 0 to 580 44 Set coolant pump min 1 3700 3700 45 Coolant pump revolutions min 1 3700 3700 46 Throttle Step 47 Fuel gas adjustment valve Step 48 Liquid valve Step 0 to 100 0 to 480 49 Bypass valve Step 20 20 50 Outdoor electr...

Page 48: ...N 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 No 1 unit E1 temperature C 05 Indoor No 1 unit E2 temperature C 06 Indoor No 1 unit E3 temperature C 01 Indoor No 2 unit electric valve opening Step 1 06 Indoor No 48 unit E3 temperature C 1 The indoor unit data display shows the da...

Page 49: ... thick tubes are cold when cooling mode is selected Stopping the test run Press the HOME S004 key to display the menu item num ber Figure 27 Next press the UP S005 or DOWN S006 key to select menu item number Figure 28 After has been displayed display test run forced setting In test run forced setting display press the SET S007 key Figure 29 When the SET S007 key is pressed when the status is test ...

Page 50: ...ure cannot be set during fan mode The numerical values in indicate the cold hot water setting temperature of the water heat exchanger unit AUTO Automatically cools or heats HEAT Heating operation DRY Drying operation COOL Cooling operation FAN Fan only operates An operating mode may not be able to be selected because of the priority of the buttons pressed first on the remote controller When the re...

Page 51: ... once more and it stops Time Each time the or button is pressed the time increases or decreases by 0 5 hours The upper limit is 72 hours the lower limit is 0 5 hours button At the set time timer operation starts button Stops the timer operation button This is the filter reset button This is used to turn off the filter sign when it is lighting Use after cleaning the filter button When the inspectio...

Page 52: ...operation Preparing for heating When displayed the indoor unit fan is stopped or on very low speed Operation mode change control When Operation mode change control lights up after using the operation mode change button it means that changing HEAT COOL mode is prohibited Filter This is to inform you that it is time to clean the filter Oil Indicates that it is time to change the engine oil Time disp...

Page 53: ...y for maintenance Explain to the customer regarding the necessity of maintenance and how to carry them out c Gas heat pump air conditioning A gas heat pump GHP air conditioning system is a system powered by an engine using gas as a fuel that drives a compressor In this way stable heating operation can be achieved with low electricity consumption However same as for an automobile engine periodic in...

Page 54: ...communications failure Outdoor unit failed to receive signal from indoor unit Automatic address indoor unit does not exist Outdoor unit failed to send signal to indoor unit PCB Control Board trouble Duplicate indoor unit address Thermistor trouble Multiple units set as master remote controller Communications failure between outdoor units Communications failure with DC fan driver Discrepancy in the...

Page 55: ...efrigerant high pressure switch activated Bypass valve failure Power phases reversed open phase 4 way valve lock trouble Indoor unit ceiling panel connector connection failure Refrigerant pressure too high Indoor unit float switch trouble Outdoor unit fan inverter trouble Water heat exchanger unit freezing trouble Water heat exchanger unit interlock trouble Indoor unit DC fan trouble Clutch connec...

Page 56: ...ument 1 How to view of the outdoor main board Example In the case of the A 3 Outdoor main board reference refer to the area around the frame in the figure below W 03 1 indd 1 W 03 1 indd 1 2012 05 22 11 26 27 2012 05 22 11 26 27 ...

Page 57: ...007 6 DOWN key S006 21 CN029 blue 7 UP key S005 22 CN014 blue 8 LEVEL LED D053 23 CN016 black 9 TEST WARNING LED D052 24 CN062 green Hot water outlet temperature 10 HOME key S004 25 CN060 blue Clutch coil temperature 11 CN015 white 26 CN058 white Coolant temperature 12 CN063 yellow 27 CN059 black Outdoor air temperature 13 CN012 red 28 CN055 blue Heat exchanger inlet temperature 14 CN011 black 29 ...

Page 58: ... 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 Insulation resistance check Power Equipment Power side MΩ Equipment side MΩ Fuel tubing connectors leakage check 2 Checks and preparations before operation Crankcase heater energized for 5 hours Opening of closing valve liqu...

Page 59: ...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 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 Units Degree of opening Step Temperature C OK NG Satisfactory after maintenance Work complete 〆 No...

Page 60: ...COVER indd 2 COVER indd 2 2012 05 22 11 27 40 2012 05 22 11 27 40 ...

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