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19

8.2    RVHC-12

Remark: Indoor room temperature: 20

ºC

                Indoor fan speed: High 
                Pipe length: 5m 

C

oo

lin

C

ap

ac

ity

(K

W

Piping Length Characteristics(Cooling) 

Piping Length (m) 

3.32 

3.26 

3.14 

3.20 

3.38 

3.44 

3.50 

3.08 

10 11  12  13  14 

0.94 

0.95 

0.96 

0.97 

0.91 

0.92 

0.93 

Coolin

P

owe

Inp

ut(KW

Remark: Indoor room temperature: 27/19

ºC

                Outdoor temperature: 35

ºC

Indoor fan speed: High 

15

C

oo

lin

C

ap

ac

ity

(K

W

Piping Length Characteristics(Heating) 

Piping Length (m) 

3.5 

3.4 

3.2 

3.3 

3.6 

3.7 

3.8 

10 11  12  13  14 

0.94 

0.96 

0.98 

1.00 

0.88 

0.90 

0.92 

He

at

ing

 P

ower

 In

put(K

W

Remark: Indoor room temperature: 20

ºC

                Outdoor temperature: 7/6

ºC

Indoor fan speed: High 

15

3.1 

C

oo

lin

C

ap

ac

ity

(K

W

Cooling Characteristics 

Coolin

P

owe

Inp

ut(KW

Outdoor Ambient Temperature( )

ºC

3.4 

3.3 

3.1 

3.2 

3.5 

3.6 

3.7 

3.0 

35  37  39  41  43 

25  27  29  31  33 

0.96 

1.00 

1.04 

1.08 

0.84 

0.88 

0.92 

Remark: Indoor room temperature: 27/19

ºC

                Indoor fan speed: High 
                Pipe length: 5m 

C

oo

lin

C

ap

ac

ity

(K

W

Heating Characteristics 

Outdoor Ambient Temperature( )

ºC

3.6 

3.5 

3.3 

3.4 

3.7 

3.8 

3.9 

3.2 

9  11 

-7  -5  -3  -1  1

1.00 

1.05 

1.10 

1.15 

0.85 

0.90 

0.95 

He

at

ing

 P

ower

 In

put(K

W

Summary of Contents for RVHC-09

Page 1: ...High Wall Inverter RVHC 09 to 12 SERVICE MANUAL RVHC 09 RVHC 12 SM RVHC 09 12GB 03 07...

Page 2: ...options A Standard B Low Ambient Kit C Power outdoor Omit for indoor units Indoors A Free matching multi S Single T Duct High Static U Duct standard case Compressor type A AC Inverter D DC Inverter F...

Page 3: ...erant of the 2 way 3 way valves 15 7 8 Evacuation 16 7 9 Gas charging 17 8 Operation characteristics 18 8 1 RVHC 09 18 8 2 RVHC 12 19 9 Electronic function 20 9 1 Abbreviation 20 9 2 Display function...

Page 4: ...ective installation stand It may cause injury accident or damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it...

Page 5: ...and evaporator fins could cause product malfunction or inefficient operation Operational Do not expose the skin directly to cool air for long periods of time Do not sit in the draft This could harm t...

Page 6: ...ion according to operation mode Turbo wind high med low breeze Restarting is for approx 3 minutes Prevent the water being freezed on evaporator by sensing the evaporator pipe temperature in cooling mo...

Page 7: ...ration mode Hydrophilic aluminum fin It is only operated in the heating operation mode except defrosting operation Anti rust cabinet Valve protection cover 4 way valve control Made from electrolytic z...

Page 8: ...5 3 Dimension 3 1 Indoor Unit RVKC 09 RVKC 12...

Page 9: ...6 3 2 Outdoor Unit RVJC 09 RVJC 12 762 275...

Page 10: ...D 0 2 G P R D 0 2 G P R l e d o M g n i l l e W g n i l l e W d n a r B 8 3 8 3 W t u p n I Capacitor 5 1 5 1 F u Speed hi mi lo r min 1150 1000 800 1250 1060 800 5 2 3 5 8 4 5 1 6 5 2 3 0 7 4 0 9 5...

Page 11: ...8 5 Refrigerant cycle diagram...

Page 12: ...9 6 Wiring diagram 6 1 Indoor Unit RVKC 09 RVKC 12...

Page 13: ...10 6 2 Outdoor Unit RVJC 09 RVJC 12...

Page 14: ...ns sheet e d a r G Unit 7K 9K 12K mm 2 1 0 1 5 1 5 7 3 Pipe length and the elevation Capacity Btu h Pipe size Standard length m Max Elevation B m Max Length A m Additional refrigerant g m Gas Liquid 7...

Page 15: ...flare connection for gas leakage 4 Purge the air from the system Set the 2 way valve to the open position and remove the cap from the 3 way valve s service port Using the hexagonal wrench to press the...

Page 16: ...hose with the push pin to the gas service port 5 Air purging of the charge hose Open the low pressure valve on the charge set slightly to purge air from the charge hose 6 Set the 2 way valve to the cl...

Page 17: ...tes repeat 3 times After purging the air use a torque wrench to tighten the flare nut to on the 2 way valve 4 Check the gas leakage Check the flare connections for gas leakage 5 Discharge the refriger...

Page 18: ...ice port 3 Open the valves Low side on the charge set and discharge the refrigerant until the gauge indicates 0 05 to 0 1Mpa If there is no air in the refrigeration cycle the pressure when the air con...

Page 19: ...ved toward 0 1 Mpa 76 cmHg vacuum of 4 mmHg or less 3 Close the valve Low side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after...

Page 20: ...fied amount of refrigerant if can be charged with a little at a time approximately 150g each time0 while operating the air conditioner in the cooling cycle however one time is not sufficient wait appr...

Page 21: ...5 0 660 0 630 0 635 0 640 Cooling Power Input KW Remark Indoor room temperature 27 19 C Outdoor temperature 35 C Indoor fan speed High 15 Cooling Capacity KW Cooling Characteristics Outdoor Ambient Te...

Page 22: ...3 4 3 2 3 3 3 6 3 7 3 8 10 11 12 13 14 5 6 7 8 9 0 94 0 96 0 98 1 00 0 88 0 90 0 92 Heating Power Input KW Remark Indoor room temperature 20 C Outdoor temperature 7 6 C Indoor fan speed High 15 3 1 Co...

Page 23: ...l feature is activated in heating mode TEMPERATURE indicator Usually it displays the temperature settings When change the setting temperature this indicator begins to flash and stops 20 seconds later...

Page 24: ...ation and can t return to normal operation automatically 9 3 8 Cross Zero signal error warning If there are 20 alternations of Cross Zero signals are incorrect the unit stops and LED displays failure...

Page 25: ...or Zone H Compressor stops after running as the minimum frequency for 60 minutes or T is less than 2 C 9 5 4 Indoor heat exchanger anti freezing function If T2 is lower than 0 C the compressor stops a...

Page 26: ...e time and the speed can be selected as high medium low and auto 2 Auto fan in cooling mode acts as follow 9 5 9 Condenser high temperature protection function in cooling and drying mode If T3 60 C fo...

Page 27: ...operation frequency of compressor submits to following rule 1 When the machine runs if Th stays in a zone for 3 minutes action of frequency is as follow Zone A Elevate current frequency one grade and...

Page 28: ...sfied then judges if T2 has descended for more than 5 C if it has the machine starts defrosting or continues to judge T2 and will not defrost until T2 drops more than 5 C Condition 3 No matter what va...

Page 29: ...n is in low speed or pause caused by defrosting or anti cold wind function frequency of compressor will not be elevated one grade until these limit has been released 2 Indoor fan changes to turbo spee...

Page 30: ...or defrosting please refer to the passage defrosting mode 9 11 Two speeds outdoor fan function 9 11 1 Outdoor fan starts at the same time with compressor but stops 30 seconds later after compressor st...

Page 31: ...n setting not including Swing function automatically after 3 minutes when power returns 9 15 Ionizer Plasma dust collector function optional The indoor unit is equipped with Ionizer which is controlle...

Page 32: ...apacitors in PCB and relative circuit in outdoor unit even shut down the power supply electricity power still are kept in capacitors do not forget to discharge the electricity power in capacitor Elect...

Page 33: ...at a frequency of 0 2Hz when the unit is in standby mode It illuminates when the unit is in operation It blinks at a frequency of 2 5Hz when the unit has any malfunctions Power supply lamp LED2 red is...

Page 34: ...31 LED1 LED4 LED5 LED6...

Page 35: ...s the connection of L N S and GND good Is the GND connection on outdoor PCB good NO NO Reconnect and retest again Is the LED4 red on outdoor PCB bright and LED1 yellow blinking Replace outdoor e box Y...

Page 36: ...re cleared NO YES Check the compressor NO Is the indoor temperature and evaporator sensor connector and connection good Repair the connector and reconnect Replace the sensor and check if E6 display ag...

Page 37: ...nce of inverter compressor is it 0 71ohm YES Replace inverter compressor Reconnect and retry NO NO Is the power supply good Be sure the power supply is normal when using the units NO YES Replace the o...

Page 38: ...otor Model RPG20D Measure the resistance value of each winding by using the multi meter 10 4 4 Step Motor Model MP2835 Measure the resistance value of each winding by using the multi meter Position Re...

Page 39: ...or Measure the resistance value of each winding by using the multi meter Some frequently used R T data for T1 T2 T3 and T4 sensor Temperature C 5 10 15 20 25 30 40 50 60 Resistance Value K 26 9 20 7 1...

Page 40: ...Unit Error Display V1 2 2th Apr 2007 Revised by Alex Jiang 1 Update the refrigerant circuit chart 2 Revise the electronic function explanations and make that more understandable 3 Add the discharging...

Page 41: ...www johnsoncontrols com SM RVHC 09 12GB 03 07...

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