Fault Code Check List Orionair

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FAULT CODE COVER TABS Intro 26 09 2011 17 22 Page 1. This Fault Code Check List is Air Conditioning,intended to provide an easy to use City Multi. quick reference guide on all Fault Mr Slim P Series A. Codes across our product range Mr Slim P Series K,As the information in here is limited. Commercial Heating,please refer to the trouble shooting. section of the relevant Service PWFY,Handbook s for full fault definition. and guidance Domestic Heating,Resistance Tables,Air Conditioning Commercial Heating Heating.
FAULT CODE COVER TABS Intro 26 09 2011 17 22 Page 2. After Sales Service,0161 866 6089,Option 1 Air Conditioning Technical. Option 2 Spares,Option 3 Warranty,Option 4 Heating Technical. Option 5 Returns,Option 6 Training and Site Service. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 1. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 403 x x x Comms fault between boards check inverter error detail for which 2 boards. check transformer bus voltage and inter connecting cables. 900 Lossnay unit in test run, 1102 x x x High compressor discharge temperature Discharge temperature has exceeded.
110 C or more Short of refrigerant Discharge thermistor. 1111 x x Low pressure temperature fault check thermistors TH2 TH3 TH4 gas charge. indoor fan heat exchanger and filter, 1112 x x Low pressure temperature fault check thermistors TH2 TH3 TH4 gas charge. indoor fan heat exchanger and filter, 1113 x x Low pressure temperature fault check thermistors TH2 TH3 TH4 gas charge. indoor fan heat exchanger and filter,1202 x x x Preliminary fault to 1102. 1204 x Preliminary heat exchanger gas temperature sensor fault check thermistors 10a and 10b. 1205 x x x Preliminary thermistor fault TH5,1211 x x Preliminary thermistor fault TH2. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 2. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION,1214 x x x Preliminary thermistor fault THHS.
1216 x x x Preliminary thermistor fault TH7,1217 x x x Preliminary thermistor fault TH8. 1219 x x Preliminary thermistor fault TH9,1221 x x x Preliminary thermistor fault TH6. 1243 x Preliminary thermistor fault TH10, 1301 x Low pressure fault 63L operation low pressure sensor sensing less. than 1 bar immediately before starting, 1302 x x High pressure fault check pressure in system for more than 29 bar R407c. 38 bar R410A Check high pressure sensor against gauge pressure. 1368 x x Pressure sensor fault PS1 at BC compare pressure reading on SW1 on O C. 1370 x x Pressure sensor fault PS3 at BC compare pressure reading on SW1 at O C. 1402 x Preliminary fault to 1302, 1500 x x x System overcharge Abnormal low compressor superheat discharge thermistor TH4.
FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 3. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 1501 x x High compressor shell temp check for shortage of gas insufficient indoor. index running comms room units, 1505 x x Suction pressure abnormal generated by low pressure sensor detecting a. vacuum check for blockage closed valve or sensor fault. 2500 x x x Detecting lack of water flow on a water circuit. 2502 x x x I C has water level in drip tray when the unit was running in cooling. temperature sensors check for open or closed circuit and operation of pump. 2503 x x x I C has water level in drip tray when the unit was running in cooling. float sensor check for closed circuit on float switch and operation of pump. 2600 x x Water leak from humidifier, 4100 Compressor over current protection on Mr Slim with M net interface. check inverter or compressor, 4101 Compressor over current protection on Mr Slim with M net interface. check inverter or compressor, 4102 x Open phase fault check power supply and noise filter for loss of phase.
check wiring and fuses, FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 4. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 4103 x x x Reverse phase fault check phase rotation loss of phase through the noise filter. fuse blown and high pressure switch open at power on. 4106 x Transmission power supply fault check wiring high current incorrect voltage. on transmission line and or M Net board, 4108 x Over current protection on DOL compressor check power supply. contactor and compressor, 4115 x x x Power supply abnormal check power fuses connections and PCB. 4116 x x x Fan motor abnormal check fan motor and board relates to indoor unit or Lossnay unit. 4124 Thermal switch 49C open circuit on Mr Slim on M Net reset and check. pressures and air flow, 4210 x Compressor over current problem check inverter balance Compressor and inverter.
4220 x x Low inverter board BUS voltage Less than 289VdcDC is detected check mains supply. 4225 x Low DC voltage on Vdc on fan inverter check CNVdc for 300Vdc on diode stack. and check mains power supply to outdoor unit, FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 5. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 4230 x x x High temperature on heat sink on inverter check for blockages in air duct. failure of INV fan or failure of thermistor, 4235 x Fan inverter heat sink overheat protection Reduced airflow through heat sink. Fan motor problem THHS thermistor problem, 4240 x x x Over current protection If high current is detected for more than 10 minutes. check inverter balance Reduced airflow through heat sink. 4245 x Over current protection Possible ACCT current sensor fault. Should read 280 ohms between pins 1 2 and across pins 3 4. 4250 x Over current protection Inverter IPM problem Compressor lock check inverter balance. 4255 x Inverter cooling fan problem if high static fan is used then check that SW3 9 is on. 4260 x x Preliminary inverter heat sink overheat protection Reduced airflow through. heat sink Fan motor problem THHS thermistor problem. 5101 x x x Thermistor fault at indoor outdoor unit check fault code address. 5102 x x x Thermistor fault at indoor outdoor unit check fault code address. 5103 x x x Thermistor fault at indoor outdoor unit check fault code address. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 6. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 5104 x x x Thermistor fault at indoor outdoor unit check fault code address.
indoor fault check SW7 3 is off, 5105 x x x TH5 open short circuit check if the TH is disconnected from the board. 5106 x x x TH6 open short circuit check if the TH is disconnected from the board. 5107 x x x TH7 open short circuit check if the TH is disconnected from the board. 5108 x x TH8 open short circuit check if the TH is disconnected from the board. 5109 x TH9 open short circuit check if the TH is disconnected from the board. 5110 x x x TH10 open short circuit check if the TH is disconnected from the board. 5111 x x BC box thermistor error TH11 open short circuit disconnected from board pipe. 5112 x x x BC box thermistor error TH10 open short circuit disconnected from board pipe. 5113 x BC box thermistor error TH open short circuit disconnected from board pipe. 5114 x BC box thermistor error TH open short circuit disconnected from board pipe. 5115 x x BC box thermistor error TH15 open short circuit disconnected from board pipe. 5116 x x BC box thermistor error TH16 open short circuit disconnected from board pipe. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 7. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 5201 x x x Pressure sensor fault outdoor unit BC box check fault code address SW1. pressure sensor readings,5202 x Pressure sensor fault PS2 in the BC box. 5203 x x x Pressure sensor fault PS3 in the BC box. 5300 A Control UH fault see Mr Slim fault code list. 5301 x x Current sensor fault ACCT or DCCT check inv error details. 5401 x Temperature sensor fault check CN30 for humidity sensor. 5701 x Loose float switch connector check switch check CN4F on indoor unit. 6201 x TB7 transmission line communication error check for voltage abnormality short. 6202 x Transmission processor hardware error check for noise short on M Net cable. 6600 x x x Repeat address fault two or more units are assigned the same address. correct the repeated address, 6601 x Polarity setting error no voltage or short circuit on the m net transmission line. 6602 x x x Hardware error of transmission processor Noise interference Polarity problem on TB7. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 8. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 6603 x x x Bus circuit busy check if indoor unit Lossnay unit or anything else has been wired.
into TB7 instead of TB3, 6607 x x x Communication issue no response back from unit whilst system is operational. 6608 x x x Communication error loss of voltage or noise entering the transmission line. 6700 K control communication error R22 type unit connected onto M Net circuit comms error. 6701 K control communication error R22 type unit connected onto M Net circuit comms error. 6702 K control duplicate address error two or more R22 type units connected onto. M Net circuit with the same address, 6750 K control communication error R22 type unit connected onto M Net circuit comms error. 6751 R22 R A thermistor fault P1,6752 R22 frost protection at I C P6. 6753 Comms fault between O C and I C,6754 R22 drain fault P5. 6755 R22 drain fault P5, FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 9.
FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION,6756 R22 frost protection at I C P6. 6757 System error,6758 Comms fault between I C and O C. 6761 R22 R A thermistor fault P1,6762 R22 TH2 fault check resistance P2. 6763 R22 Comms fault between I C and O C,6764 R22 drain fault P4. 6765 R22 drain fault P5,6766 R22 frost protection at I C P6.
6767 R22 comms fault between I C and O C, 6771 K abnormality high pressure abnormality or low pressure abnormality. 6772 K abnormality inner thermostat function discharge temperature abnormality. shell thermostat function over current protection, 6773 K abnormality radiator plate thermostat function. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 10. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION,6774 K abnormality outdoor thermistor abnormality. 6775 K abnormality pressure sensor abnormality indoor outdoor communication error. 6776 K abnormality over current shut off,6777 K abnormality system error. 6778 K abnormality normal, 6779 K abnormality refrigerant overcharge abnormal voltage abnormal CT sensor.
6830 Comms fault between I C and R C check connections to MA R C and check for. 12Vdc check R C not set sub controller, 6831 x MA R C communication fault check connections on TB15 or that the controller. was removed while the I C was powered, 6832 x MA controller comms fault check cable length no bigger than 500m check. connection and type of cable used check R C not set sub on field settings. 6833 x MA controller comms fault check cable length no bigger than 500m check. connection and type of cable used check R C not set sub on field settings. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 11. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 6834 x MA Controller comms fault check cable length no bigger than 500m. check connection and type of cable used check R C not set sub on field settings. 6840 A Control E6 E8 fault see Mr Slim fault code list. 6841 A Control E7 E9 fault see Mr Slim fault code list. 6844 A Control EA fault see Mr Slim fault code list. 6845 A Control Eb fault see Mr Slim fault code list. 6846 A Control EC fault see Mr Slim fault code list. 7100 x x x Over capacity R2 150 index exceeded Y 130 index exceeded. 7101 x x x Capacity setting error SW2 set wrong on indoors SW5 on YHMA outdoor. SW3 10 on older kit, 7102 x x x Error in number of connected units loss of M Net voltage short or break. no power to BC wrong SW5 setting on box wrong box type. 7105 x x x Address setting error OC or BC addressed wrong. 7106 x x Attribute setting error SW3 1 setting on a GUF. FAULT CODE PAGES to print CITY MULTI 26 09 2011 15 45 Page 12. FAULT R22 R4O7c R410A LOSSNAY DESCRIPTION, 7107 x x x Port setting error check if too much capacity on a single port wiring SW2 setting.
wrong SW14 setting or wrong units on a box when using multiple boxes. 7110 x Check SW5 7 is correctly set, 7111 x x x Remote control sensor fault SW1 1 on and no controllers fitted or faulty. remote controller, 7113 x Function setting error wrong SW5 setting or wrong resistors fitted on YHM A. 7117 x Model setting error SW5 set wrong or wrong resistors in. 7130 x x Incompatible equipment on M Net check split with MAC 399 wired onto the TB5 line. Fault Code Check List FAULT CODE COVER amp TABS COVERS 26 09 2011 17 14 Page 1 This Fa C C L is intended to provide an easy to use quick reference guide on all Fault Codes across our product range As the information in here is limited please refer to the trouble shooting section of the relevant Service Handbook s for full fault definition and guidance Ai C di i i g City Multi

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