Amana AVZC18 Series Manual Download Page 63 | Manualshive

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SERVICING

63

CTK04 ADDENDUM

CTK04 ADDENDUM

5. Select HEAT PUMP.

6. Select EQUIP TEST.

7. Select FORCE DF CYCLE.

8. Select ON. Press DONE to initiate FORCE DEFROST

CYCLE.

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Summary of Contents for AVZC18 Series

Page 1: ...ce Products should be serviced only by a qualified service technician who is familiar with the safety procedures required in the repair and who is equipped with the proper tools parts testing instrume...

Page 2: ...ING OR DEATH NEVER PURGE REFRIGERANT INTO AN ENCLOSED ROOM OR SPACE BY LAW ALL REFRIGERANTS MUST BERECLAIMED IFAN INDOOR LEAKIS SUSPECTED THOROUGHLY VENTILATE THE AREA BEFORE BEGINNING WORK LIQUID REF...

Page 3: ...hich insulates them from the housing and maintains the pressure tight integrity of the hermetic compressor The terminals and their dielectric embedment are strongly constructed but are vulnerable to c...

Page 4: ...re ready 036 3 0 ton 048 4 0 ton SEER 060 5 0 ton 18 SEER 20 SEER Nomenclature A V P E C 25 B 1 4 AA Brand Engineering A Amana Brand Major Minor Revision Unit Applica on Refrigerant Charged V Mul Posi...

Page 5: ...proceeds through the coil cooling the indoor coil down to about 48 F Heat is continually being transferred to the cool fins and tubes of the indoor evaporator coil by the warm system air This warming...

Page 6: ...unit BOOST MODE is ON by default and is activated when the outdoor temperature reaches 105 F BOOST MODE can be disabled and enabled and the activation temperature adjust ed in BOOST TEMP menu using th...

Page 7: ...enu COOL SETUP If ON the Dehumidification menu should be visible in the main menu Verify the cooling airflow profile is set to Profile D See the Cool Set up section of the Installation Man ual for com...

Page 8: ...er Tli Thermistor Tgi Thermistor HP LP ID HP LP Sensor Filter Dryer Access Tube Filter LEGEND Tl Thermistor Outdoor Liquid Temperature Td Thermistor Discharge Temperature Tb Thermistor Defrost Sensor...

Page 9: ...icating Thermostat Wiring The maximum wire length for 18 AWG thermostat wire is 250 feet THERMOSTAT AND WIRING LINE VOLTAGE NOW PRESENT WARNING With power ON thermostat calling for cooling heating 1 U...

Page 10: ...I LOW pressure sensor senses the suction pressure in cooling mode and the discharge pressure in heating mode Follow the following sequence to check the pressure sensor With Power ON LINE VOLTAGE NOW P...

Page 11: ...has a terminal on the top The 5 ton compressor has the terminals on the side If the insulation resistance of the compressor is less than 100k Ohms between U to ground V to ground W to ground replace...

Page 12: ...ve the same symptoms as bad compressor valves or broken scroll flanks The temperature between true suction and the suction line after the valve should not be greater than 4 degrees Note The center tub...

Page 13: ...f a demand for electric heat is re ceived the control will provide a 24VAC output for up to two electric heat sequencers TROUBLESHOOTING MOTOR CONTROL CIRCUITS HIGH VOLTAGE Disconnect ALL power before...

Page 14: ...s of various sizes is proportional to the size of the tube Tubes of smaller size require less heat to bring the tube to braz ing temperature before adding brazing alloy Applying too much heat to any t...

Page 15: ...eading of the vacuum in the system NOTE Never use the system compressor as a vacuum pump or run when under a high vacuum Motor damage could occur The triple evacuation method is recommended 1 Evacuate...

Page 16: ...ort CAREFUL Watch so that liquid refrigerant does not enter the compressor FINAL CHARGE ADJUSTMENT The outdoor temperature must be 65 F to 105 F If out door ambient temperature is out of range charge...

Page 17: ...it is operating at 100 capacity or 100 compressor speed in CHARGE MODE Compressor speed is displayed under STATUS menu in the thermostat 1 Run system at least 20 minutes to allow pressure to stabilize...

Page 18: ...ust be brazed on by the installer onsite Ensure the bi flow filter drier pain finish is intact after brazing If the paint of the steel filter drier has been burned or chipped repaint or treat with a r...

Page 19: ...igerant lines must not touch wall Strap Sleeve Strap Sleeve Wire Tie Wire Tie PVC Pipe Caulk Outside Wall Armaflex Wrapped Suction Line Liquid Line Wood Block Between Studs IMPORTANT Refrigerant lines...

Page 20: ...are securely anchored Strapping placed around the suction line only SECTION 3 OUTDOOR UNIT IS ABOVE THE INDOOR UNIT 1 Gas line must be sloped continuously towards the indoor unit 2 The maximum elevati...

Page 21: ...be installed in a manner to prevent liquid migration to the outdoor unit from the indoor unit The heat pump condenser unit is shipped with a predetermined factory charge level as shown in the followi...

Page 22: ...he inlet of the unit Negative Pressure 2 Measure the static pressure of the supply duct Positive Pressure 3 Add the two 2 readings together 4 Consult unit nameplate for quantity of air Checking Static...

Page 23: ...djusted blower speeds The Specification Sheet applicable to your model provides an airflow table showing the relationship between airflow CFM and external static pressure E S P NOTE Upon start up in c...

Page 24: ...TO ELECTRICAL SHOCK DISCONNECT ELECTRICAL POWER BEFORE PERFORMING ANY SERVICE OR MAINTENANCE WARNING Refer to the Troubleshooting Chart at the end of this man ual for assistance in determining the sou...

Page 25: ...GE TRIP OR OVER TEMPERATURE TRIP Voltage or Temperature Trip b7 INCOMPLETE PARAMETER SENT TO MOTOR Incomplete Parameters Sent to Motor b9 LOW INDOOR AIRFLOW Minor Error Code without EH mode No Display...

Page 26: ...keep showing error code indoorunit In theevent indooruniterrorcodeto solvethe For example if the CFM is 1240CFM 7 segmentdisplayshows show current status of state error code and air ow 7 Segment LED...

Page 27: ...eduringdefrostopera onin normalmode 2 digit7 segmentdisplaysshowstate dF errorcodeandair owstatus 2 Error code 3 Air ow 3 Whentheunitis havingsomeminorerrorcodein normalmode 2 digit7 segmentdisplayssh...

Page 28: ...isplay DISPLAY The display consists of 2 digits DISPLAY BUTTON LAYOUT The display buttons shown can be used to navigate and select items FAULT CODE HISTORY NAVIGATION This mode will allow the user to...

Page 29: ...SERVICING 29 SETTING THE MODE DISPLAY...

Page 30: ...on the network Populate shared data set using Bluetooth Shared Data Loader BTSDL01 d1 E_d1 Invalid Data On Network INVALID DATA Invalid Data on Network Wrong shared data on the network Populate share...

Page 31: ...Combination mistake of outdoor unit and indoor unit Check for obstruction on the fan motor Check ductwork filter for blockage clean filters Remove obstruction Verify all registers are fully open Check...

Page 32: ...e in hours Displays the defrost temperature sensor and outdoor liquid temperature sensor reading Displays the low pressure sensor reading which is taken slightly upstream of the suction accumulator an...

Page 33: ...vailable to permanently engage BOOST MODE SUBMENU ITEM INDICATION USER MODIFIABLE OPTIONS COMMENTS System Verification Test SYSTEMTEST ON or OFF System Verification Test must be run after installation...

Page 34: ...range selected in the COOL RPS RANGE menu Select the appropriate compressor RPS for the installed system configuration SUBMENU ITEM USER MODIFIABLE OPTIONS COMMENTS HT Reset YES or NO Selecting to def...

Page 35: ...ays The 7 segment displays on indoor control board will display EE 1 HEATING EMERGENCY MODE Emergency Heating mode is to be used when commu nication between the indoor unit and thermostat is not funct...

Page 36: ...15 ON OFF ON ON Sixth X 19 20 20 ON OFF ON OFF Seventh X X X 25 ON OFF OFF ON Switch Bank DS 3 Indoor Control Board Settings Heater Kit Selection Heater kW Dip Switch Setting NOTE Default factory sett...

Page 37: ...Fan Only Speed During operation the indoor unit will provide constant airflow as selected even if the compressor has stopped The indoor unit will continue to operate the electronic expansion valve for...

Page 38: ...Enable 16 OFF No Use 17 ON Emergency EEV Opening 18 OFF Emergency EEV Opening 19 OFF EEV Emergency Mode 20 OFF No Use 21 OFF Emergency mode Cooling and Hea ng Emergency Mode 22 OFF Emergency mode Cool...

Page 39: ...ired when selecting a cooling airflow Note the blower will run continuously with this wiring which is required The outdoor unit will cycle as described in the Cooling Emergen cy Mode section when appr...

Page 40: ...sponding Screen within the display itself which allows the user to navigate and use the features Example The Fault Code is accessed and displayed from Screen 0 of the 7 segment display The Fault Histo...

Page 41: ...t fault To access hold the RECALL button for 5 seconds at screen 0 To access hold the RECALL button for 5 seconds at screen 1 To access hold the RECALL button To access hold the RECALL and TEST button...

Page 42: ...allow the user to see the six most recent system faults For a list of the fault codes please see the TROUBLESHOOTING tables in this document 1 SCREEN 0 SCREEN 1 The display will change to SCREEN 1 Di...

Page 43: ...Press RECALL Item number Display flickers at 1 second intervals Value MONITORING MODE NAVIGATION SCR This screen allows the user to monitor system variables as shown in the tables at the end of this s...

Page 44: ...n in the tables at the end of this section SCREEN 0 Press RECALL Press RECALL to increase the value Press TEST to change setting Press RECALL Press TEST to complete setting and return to setting mode...

Page 45: ...CALL Press TEST to change setting Press RECALL Press TEST to complete setting and return to setting mode Press RECALL Press RECALL Press RECALL SCREEN 0 OFF ON Blink interval 0 4 sec On 0 4 sec Off Pr...

Page 46: ...tart up 3 Oil Return Operation 4 Heating Operation 5 Defrost Operation 6 Cooling Operation 3 Compressor Reduction Mode 0 OFF 1 ON 4 demand unit Cut off the decimal first place 5 act demand unit Cut of...

Page 47: ...12 4 3 10 15 5 0 4 Cool Profile 0 A 2 C 1 B 3 D 5 Cool ON Delay 0 5sec 2 20sec 1 10sec 3 30sec 6 Cool OFF Delay 0 30sec 2 90sec 1 60sec 3 120sec 7 Dehumidfication Select 0 ON 1 OFF 8 Heat Airflow Trim...

Page 48: ...1 Outdoor Lower 2 Indoor Lower 4 System Verification Test 0 ON 1 OFF 7 Force Defrost Cycle 0 ON 1 OFF 8 Pump Down 0 ON 1 OFF 9 Charge Mode 0 ON 1 OFF 10 Maximum Compressor RPS for Cooling 11 Maximum...

Page 49: ...o way digital communications is accomplished using only two wires The thermostat and subsystem controls are powered with 24 VAC Thus a maximum of 4 wires be tween the equipment and thermostat is all t...

Page 50: ...un SYSTEM TEST in under 20 F ambient temperature the unit may not be able to complete the test due to low suction pressure In such a case re run the SYSTEM TEST when the ambient tem perature exceeds 2...

Page 51: ...er password The password is the Date Code located on the thermostat and is available by entering the EQUIPMENT STATUS menu and scrolling to the bottom 6 Select YES to continue 7 From the ComfortNet US...

Page 52: ...system test to run for its duration 5 15 minutes EQUIP TEST SCREEN will show the system test is ON once selected System test will operate the outdoor unit and the indoor unit through a series of star...

Page 53: ...ar SET THERMOSTAT TO CHARGE MODE Please follow the following sequence to enter CHARGE Mode CHARGE mode allows for charging of the system System operates for a duration of approximately one hour while...

Page 54: ...Enter Installer password The password is the Date Code located on the thermostat and is available by entering the EQUIPMENT STATUS menu and scrolling to the bottom 4 Select YES to continue 5 Select H...

Page 55: ...HEAT MODE from the SYSTEM menu on the main screen If charging is not complete after 1 hour repeat 7 and 8 Refer to S 103 for refrigerant charge level adjustment 9 To terminate CHARGE MODE select CHARG...

Page 56: ...using thermostat Maximum compressor speed can be changed to get the required capacity or efficiency Once the maxi mum speed is set the system operates between the set maximum speed and default low sp...

Page 57: ...HEAT RPS RANGE Press Cool RPS Range for cooling mode or HEAT RPS RANGE heating mode to select the range in which the desired Maximum compressor speed falls Menu ComfortNet User Menu Changing these se...

Page 58: ...tat schedule as desired Set Thermostat to Adjust Indoor Air CFM trim 1 On the HOME screen select MENU 2 From the MENU screen select COMFORTNET USER MENU HOME FAN SYSTEM MENU Security Se ngs Dealer Inf...

Page 59: ...assword The password is the Date Code located on the thermostat and is available by entering the EQUIPMENT STATUS menu and scrolling to the bottom 4 Select YES to continue 5 Select HEAT PUMP 6 Select...

Page 60: ...Low low speed cooling Heat Airflow Trim Hi high speed heating Heat Airflow Trim Int intermediate speed heating Heat Airflow Trim Low low speed heating Under each trim setting the airflow can be incre...

Page 61: ...FROST 1 Please follow the sequence 1 to 6 of Set Thermostat To Adjust Indoor Air CFM trim 2 Select Cool Set up for Cool Airflow Profile Cool ON Delay or Cool OFF Delay Heat Set up for Heat ON Delay or...

Page 62: ...wait another 6 minutes before starting another force defrost cycle 1 On the HOME screen select MENU 2 From the MENU screen select COMFORTNET USER MENU 3 Enter Installer password The password is the D...

Page 63: ...SERVICING 63 CTK04 ADDENDUM 5 Select HEAT PUMP 6 Select EQUIP TEST 7 Select FORCE DF CYCLE 8 Select ON Press DONE to initiate FORCE DEFROST CYCLE...

Page 64: ...the gas valve and liquid service valve should be opened NOTE Manufacturer recommends to set PUMP DOWN using 7 segment display For more information see section Set 7 segment mode display to PUMP DOWN I...

Page 65: ...SERVICING 65 CTK04 ADDENDUM 4 Select YES to continue 5 Select HEAT PUMP 6 Select MAINTENANCE 7 Select PUMP DOWN...

Page 66: ...s service valve immediately 9 To terminate PUMP DOWN select PUMP DOWN screen again Press OFF Press DONE to terminate PUMP DOWN 10 Once PUMP DOWN is set navigate to HOME screen After finishing PUMP DOW...

Page 67: ...r information on how to set 7 segment display see the section SETTING THE MODE DISPLAY in this manual 2 Approximately one minute later the compressor should start operating Check the amperage at the c...

Page 68: ...re lock outs during the initial thermostat set up This will enable the compressor to be turned off and switch heating source from refrigeration to auxiliary secondary heating under low ambient conditi...

Page 69: ...er X X X X X X Outdoor Ambient temp is too high X X X X X X Outdoor Ambient temp is too low X X X X X X X X X X ID suction temp is too high X X X X X ID suction temp is too low X X X Mixture of non co...

Page 70: ...X Outdoor Ambient temp is too low X X X X X X X X X ID suction temp is too high X X ID suction temp is too low X X X X X X X X X Mixture of non condensible gas X X X X X X X X X X OD fan motor failur...

Page 71: ...Faulty control board Noise Check wiring to control board Repair as needed Replace control board if necessary 32 E32 HI TEMP CTRL1 This error indicates the equipment is experiencing high temperature fa...

Page 72: ...o power supply as specified on rating plate Correct low line voltage condition Contact local utility if needed 43 E43 HIGH LINE VOLT Control detects a high power supply voltage condition High line vol...

Page 73: ...eeded Check the connection to thermistors Repair replace if needed B0 Eb0 NO ID AIRFLOW The estimated airflow from indoor subsystem is near to 0 CFM Failed indoor blower motor Indoor fan motor not pro...

Page 74: ...ork traffic The table below indicates the LED status and the corresponding potential problem LEARN button Used to reset the network Press the button for approximately 5 seconds to reset the network LE...

Page 75: ...42 13 04 1 42 147 37 3 95 13 07 1 42 40 104 10 63 1 22 10 63 1 22 118 68 3 76 10 65 1 22 45 113 8 71 1 04 8 71 1 04 96 13 3 56 8 73 1 05 50 122 7 18 0 89 7 18 0 89 78 29 3 34 7 18 0 89 55 131 5 95 0...

Page 76: ...128 7 596 148 4 60 8 6 162 57 0 264 87 4 366 110 4 468 0 129 0 600 149 0 62 10 0 164 57 7 266 87 9 368 110 8 470 0 129 3 604 149 5 64 11 3 166 58 4 268 88 4 370 111 2 472 0 129 7 608 150 1 66 12 6 168...

Page 77: ...299 88 86 84 82 80 78 308 90 88 86 84 82 80 317 92 90 88 86 84 82 326 94 92 90 88 86 84 335 96 94 92 90 88 86 345 98 96 94 92 90 88 354 100 98 96 94 92 90 364 102 100 98 96 94 92 374 104 102 100 98 96...

Page 78: ...slide the sheet metal plate with the electrical board behind the refrigerant tubing as shown PCB MOUNTING PLATE PCB SLIDE RAIL PCB ASSY INSTALL THE ELECTRICAL BOARD When working on a service port ensu...

Page 79: ...E THE STATIC ELECTRICITY FROM YOUR BODY TO PREVENT FAILURE OF THE PC BOARD 3 MEASURE THE RESIDUAL VOLTAGE IN THE SPECIFIED MEASUREMENT POSITION USING A VOM WHILE PAYING ATTENTION NOT TO TOUCH THE CHAR...

Page 80: ...E THE STATIC ELECTRICITY FROM YOUR BODY TO PREVENT FAILURE OF THE PC BOARD 3 MEASURE THE RESIDUAL VOLTAGE IN THE SPECIFIED MEASUREMENT POSITION USING A VOM WHILE PAYING ATTENTION NOT TO TOUCH THE CHAR...

Page 81: ...COLOR AMBIENT THERMISTOR SUCTION GR LINE DISCHARGE LIQUID LINE DEFROST COIL CIRCUIT SEG1 SEG2 SEG3 TO TSTAT OR INDOOR UNIT FIELD WIRING SEE NOTE 3 208 230 V 60 HZ NOTES 1 THE POSITION OF THE SELECTOR...

Page 82: ...C CLASS 2 WIRE SELECTOR SWITCH DS1 DS6 DS6 X1A X3A X15A BS2 X5A X2A BS1 SEG2 SEG1 DS1 DS2 DS3 DS4 DS5 X7A X12A X13A RX LED X8A INDOOR UNIT PCB THERMISTOR HEAT EXCHANGER 1 2 INTEGRATION TYPE MPU CPU L...

Page 83: ...et up menu on the thermostat and DIP switch on indoor unit control board For more information please see indoor unit I O manual For match up with a 2 ton outdoor unit Heater kit application shall not...

Page 84: ...of field wiring is required to complete the installation Other components such as a Heating Cooling Thermostat and Outdoor Thermostats are available to complete the installation The system CFM can be...

Page 85: ...400 23800 32400 48600 66500 71600 ELECTRIC HEATER CAPACITY BTUH FORMULAS Heating Output KW x 3 413 x Corr Factor Actual CFM CFM from table x Corr Factor BTUH KW x 3 413 BTUH CFM x 1 08 x Temperature R...

Page 86: ...us Amana Brand Products http www amana hac com about us contact us You can also scan the QR code on the right for the product brand you purchased to be directed to the feedback page GOODMAN BRAND AMA...

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