T-900 & T-950 Vended Operators Manual
Contents
1. The last five occurring error codes will be stored in the control with a time and date stamp The purpose of this option is only to observe the history of these code occurrences no changes can be made The time is based off the Real Time Clock but potentially shifted by the user s manual programming changes Shift Hours option and or network time override As additional error codes occur the oldest of the five logged codes is cleared from memory 8514 229 001 REV A page 12 Prices Option This option allows the user to set values for coin acceptor inputs and to set the vend price It also allows the user to return the values to factory defaults After changing prices using the Up or Down buttons the Enter button must be pressed again for the control to store the changes that have been made 1 RIGHT COIN and LEFT COIN are the two possible inputs from coin acceptors 2 SET VEND is the actual Base Vend Price or Vend Price A that is shown on the control display To reset either the coin acceptor inputs or the vend price to factory default press Enter when the DEFAULT prompt is shown Press Enter again when the RESET prompt is shown to confirm the action The figure below shows the sub menu options for Prices 00 01 99 99 RIGHT COIN 00 01 increments 00 01 99 99 COIN VALUE LEFT COIN 00 01 increments DEFAULT RESET PRICES SET VEND FREE 00 01 99 99 EE 00 01 increments VEND PRICE2. DEFAULT RESET Temp Pricing Option The Temperature Pricing option allows for the user to prompt the customer for varying vend prices based on the water temperature the customer selects If a value other then 0 is programmed for either the WARM ADDER or HOT ADDER the feature becomes active The programmed value is added to the base vend price when that particular water temperature is chosen When the customer adds coins to meet the adjusted vend price and starts the washer the temperature selections available to the customer are limited to those with vend prices equal to or less than the amount entered The figure below shows the sub menu options for Temp Pricing FREE 00 01 99 99 WARM ADDER 00 01 increments TEMP PRICING i 00 01 99 99 HOT ADDER 00 01 increments 8514 229 001 REV A page 13 Cycles Option This option allows the user to set the bath time and spin time for the Wash bath It also allows the user to set bath time water temperature and spin time for Rinse and Final rinse baths Water temperature for the Wash bath is chosen by the customer using the Hot Warm and Cold buttons on the front of the machine For the Final Spin it also allows the user to set the spin speed see additional description below It also allows the user to return the values to factory defaults To reset all values in the Cycles option to factory default press Enter when the DEFAULT prompt is
3. Delay time is 12 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition The CE errors are communications errors Data Cable noise can cause the majority of these errors Check VFD fault light before turning off power Check the data cable between the controller and the drive Replace data cable if it appears damaged and fault appears again Please note that this fault will occur if you turned main power off and on too quickly See Note below This error is when an empty water level is not reach within 7 minutes Delay Immediate Action The washer cycle will continue Do not spin the tumbler without reaching an empty water level If empty water level is not reached agitate during the normal spin time Solution Condition Check VFD fault light before turning off power Check to ensure the drain valve is operating properly slow drain has potential to cause this code Check to ensure the pressure switch tube is clear of any blockage and the pressure switch is operating properly Check the pressure switch harness This error is when the washer does not stop spinning within 150 seconds after receiving the command Delay Immediate Action Keep the door locked until the machine has stopped moving and then unlock the door Solution Check VFD fault light before turning off
4. Pre Wash feature This will occur after they have entered coins to meet the Base Vend price If the customer does not meet the vend price of the Pre Wash feature the prompt will time out and the Pre Wash bath will not occur 2 Extend Wash If the user programs an Extend Time for Extend Wash other than 0 the feature becomes active However the customer will not be prompted to pay an additional vend price for Extend Wash unless the user programs the Price to a value other than 0 Free With the Extend Wash feature active the standard Wash bath described in the Cycles section will be extended for the additional time selected With the Extend Wash feature active and a Price value programmed the customer will be prompted to add additional coins if they wish to purchase the Extend Wash feature This will occur after they have pressed the Start button to begin the normal Wash cycle If the customer does not meet the vend price of the Extend Wash feature the prompt will time out and the additional time will not be added to the Wash bath 3 Extra Rinse If the user programs a Cycle Time for Extra Rinse other than 0 No Cycle the feature becomes active However the customer will not be prompted to pay an additional vend price for Extra Rinse unless the user programs the Price to a value other than 0 Free With the Extra Rinse feature active an additional bath and optionally an addition
5. cycle push the start button The display will show ADVANCE The washer will advance to the next bath segment The water will drain before the advance will occur The Rapid Advance mode will not end until the final bath segment is completed The final segment cannot be skipped in Rapid Advance mode Notes 1 When the Rapid Advance mode is used the cycle time will no longer be correct 2 By skipping steps with rapid advance the door may not open immediately at the end of the cycle 8514 229 001 REV A page 23 Displayed Fault Code SLOW FILL ERROR MEMORY ERROR COMM ERROR1 Descripti Door Lock Error Slow Fill Error Checksum or Out of Range Error I2C Bus Error Condition DISPLAYED WASHER FAULTS This error is when the Door Locked signal is not received within one second after the start of the cycle After three attempts to start the washer Delay Immediate Action When the error occurs the Door Lock Motor will be turned off all other outputs will be turned off Solution Condition Check VFD fault light Check to hear if door motor engaged Turn off the power to the washer Check wire connections to door lock switches Check wire connections from switches to controller Check P 4 Door Lock wire connections at PCB controller Adjust the door lock mechanism See on line service manual or video This error is when a low water level is not reach within 7 minutes Dela
6. 10 cm square fish plate and should protrude 2 1 2 64 mm above the finished surface of the pedestal EXPANSION ANCHORS ARE NOT RECOMMENDED FOR USE IN CONCRETE PEDESTALS BECAUSE THE ANCHORS ARE TOO CLOSE TO AN EDGE CAUSING IT TO BREAK OUT See Fig 1 1 and 1 3 8514 229 001 REV A page 4 e BEVEL WASHER e 3 4 X 3 BOLT GRADE 8 SIDE VIEW FLOOR LOCKNUTe NUT e STEEL MOUNTING BASE HEAVYe WASHER 4 000 PSI CONCRETE MOUNTING PEDESTAL REINFORCED 3 4 6 5 8 CAPSULES ANCHOR BOLT W 4 SQUARE FISH PLATE e HILTI 3 4 9 5 8 HAS SUPER RODS W 03 4 X 8 CD 8 OR e NOT FURNISHED WITH MACHINE MACHINE MOUNTING DETAIL Figure 1 3 3 4 X 8 GD 8 BOLTS HEADED BY 4 SQ FISH PLATE OR EQUIV OR HILT ADHESIVE ANCHORING SYSTEM USE HILTI HEA 3 4 6 5 8 ADHESIVE CAPSULES AND HILTI HAS SUPER RODS 3 4 9 5 8 FOR MORE INFORMATION CALL pe sus HILTI CUSTOMER SERVICE 1 800 879 8000 PEDESTAL SHOULD BE 4 000 PSI MIN CONCRETE REINFORCED WITH MESH OR RODS CONCRETE PEDESTAL Figure 1 1 wl NOTE GROUTING BETWEEN BASE AND CONCRETE IS REQUIRED MOUNTING FLUSH WITH WALL RESULTS IN 5 8 MACHINE CLEARANCE REAR WALL Ei c 85 34 3 8 PIS MACHINE
7. COMMERCIAL WASHER MODEL T 900 950 VENDED C SERIES CONTROL DEXTER OPERATOR S MANUAL INSTALLATION amp OPERATION INSTRUCTIONS Please read this information and retain for reference WARNING THIS WASHER IS EQUIPPED WITH DEVICES AND FEATURES RELATING TO ITS SAFE OPERATION TO AVOID INJURY OR ELECTRICAL SHOCK DO NOT PERFORM ANY SERVICING UNLESS QUALIFIED TO DO SO IT IS THE RESPONSIBILITY OF THE OWNER TO CHECK THIS EQUIPMENT ON A FREQUENT BASIS TO ASSURE ITS SAFE OPERATION A machine should not be allowed to operate if any of the following occur Excessively high water level If machine is not connected to a properly grounded circuit If the door does not remain securely locked during the entire cycle Vibration or shaking from an inadequate mounting or foundation WARNING FOR SAFETY 1 Always shut off power and water supply before servicing 2 Do not overload the washer 3 Do not open door when cylinder is in motion or it contains water 4 Do not bypass any safety devices of this washer 5 Do not use volatile or flammable substances in or near this washer 6 Keep all panels in place They protect against shock and injury and add rigidity to the washer PREVENTIVE MAINTENANCE REQUIREMENTS DAILY Check that the loading door remains securely locked and cannot be opened during the entire cycle Check the water connections for leaks Clean the top and sides of the cabinet to remove residue Clean
8. DOOR LOCK ERROR show on the front of display If yes lock code follow tests described in fault code section Check to insure that motor is receiving 120 VAC from main relay poor lacking motor PCB If it is replace motor Check for continuity through door latch switch when door closed If Door Switch no continuity adjust or replace door switch 8514 229 001 REV A page 30 Check to see if thermoactuator and its mechanism are stuck or binding and not allowing the door lock motor to open Check to be sure that the locking thermoactuator is not receiving 120VAC during Door will not the last 1 1 2 minutes of the cycle Also check to see that the open Thentrioactuator unlocking thermoactuator is receiving 120VAC during the last minute of the cycle If the thermoactuators do not receive voltage at the correct times change the PCB relay board If the timing and voltage are correct replace the thermoactuator Check the door lock motor Make sure the motor is not stuck or in a Motor bind If motor does not move freely replace locking motor Check to see that door rod from locking motor to lock assy is long Door Rod enough to allow lock assy to disengage If not adjust rod No hot water EN detergent Water Valve Call Check reru a terra a pepaes mo continuity 120 V dispenser P d Water Inlet Check water inlet screens for blockage and clean screens if necessary Water C
9. E 1 00 15 00 1 00 increments COLD WARM 0 00 10 00 1 00 increments 3 00 15 00 min 1 00 increments 1 00 10 00 1 00 increments 60G 100G 10G increments 60G 200G 20G increments Plus Cycle Options The Plus Cycle options allow for the user to prompt the customer for varying vend prices based on additional wash baths chosen In general the user can program the additional wash baths in a similar manner to what was described in the Cycles Options section It also allows the user to return the programmable values to the factory default setting No plus cycle options are active using the factory default To reset all values in the Plus Cycles option to factory default press Enter when the DEFAULT prompt is shown Press Enter again when the RESET prompt is shown to confirm the action 1 Pre Wash If the user programs a Cycle Time for Pre Wash other than 0 No Cycle the feature becomes active However the customer will not be prompted to pay an additional vend price for Pre Wash unless the user programs the Price to a value other than 0 Free With the Pre Wash feature active an additional bath and optionally an additional spin will occur before the standard Wash bath described in the Cycles Options section With the Pre Wash feature active and a Price value programmed the customer will be prompted to add additional coins if they wish to purchase the
10. FF the control will not sound the enunciator at the end of a wash cycle The factory default is ON 3 Password If the user programs the password to any value other then 0000 the control will prompt the user to enter a password the programmed value before manual programming can be accessed The factory default is 0000 no password a Note that if the user forgets the Password it can be reset to factory default no password by performing a hard reset on the control Please refer to the appropriate section of this manual to understand how to perform a hard reset b The individual digits of the Password can be set by using the Up or Down buttons to change the number that is flashing Once the desired number is chosen for a single digit press the Enter button to move to the next one Once all four desired digits are chosen the Enter button must be held down for 3 seconds to confirm that the complete password should be set 4 Language The control uses English for the default language of the customer prompts Alternatively the user can choose Spanish or French for the customer display prompts However all other prompts such as Manual Programming USB Programming and any Error Codes will still display in English 5 Shift Hours This feature allows the user to shift the time used by the control from the time kept internally by the control The control uses a Real Time Clock RTC to internally track the time and date T
11. H SPEED 43 RPM INTERMEDIATE 375 RPM 60 G S EXTRACT FINAL EXTRACT MACHINE CONTROL WATER INLET DRAIN VALVE T 900 484 RPM 100 G S T 950 685 200 G S PROGRAMMABLE COMPUTER 2 SOLENOID OPERATED VALVES FLOW RATE 2 DUAL VALVES 9 GAL MIN EACH 30 120 PSI T 950 ONLY 2 ADDITIONAL SINGLE VALVES 12 GAL MIN EACH 30 120 PSI 3 DIAMETER 7 6 cm 8514 229 001 REV A page 2 T 900 950 COMMERCIAL WASHER MOUNTING DIMENSIONS TOP WATER VALVES ONLY ON 950 13 5 8 S 34 3 8 314 1178 7 8 38 i js FT Lo Tt een 0000 d O POWER Te T VANS Le m EE i LJ i __25005 OVERFLOW E 18 1 2 55 3 8 51 9 16 50 9 16 H 47 1 16 5 44 1 16 u DRAIN i E 6 5 8 E d dar 0o 27 3 4 gt 213 16 23 7 3 16 EE 1 1 4 FRONT SIDE REAR INSTALLATION INSTRUCTIONS All washers must be installed in accordance with all local state and national building electrical plumbing and other codes in effect in the area WARNING THESE INSTALLATION AND SERVICING INSTRUCTIONS ARE F
12. OR USE BY QUALIFIED PERSONNEL ONLY TO AVOID INJURY AND ELECTRICAL SHOCK DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN THE OPERATING INSTRUCTIONS UNLESS QUALIFIED FOUNDATION REQUIREMENTS This machine is designed for use on or over bare concrete floor not to be used above combustible flooring The washer must be securely bolted and grouted to a substantial concrete floor or mounted and grouted upon a suitable base that is securely bolted and grouted to a substantial concrete floor CARE MUST BE STRESSED WITH ALL FOUNDATION WORK TO INSURE A STABLE UNIT INSTALLATION ELIMINATING POSSIBILITIES OF EXCESSIVE VIBRATION All installations must be made on sound concrete floors 8 inches 203 mm or thicker Anchor bolts or expansion anchors must be of a quality grade and a minimum of 3 4 inch 19 mm diameter Six bolts are required to mount the washer to the steel base or concrete pad MOUNTING A concrete pedestal or steel mounting base that elevates the machine approximately 4 inches 102 mm above the floor level is recommended to provide easy access to the loading door Allow a minimum of 24 inches 610mm of clearance behind the rear of the machine to provide access for motor removal Refer to Fig 1 1 and 1 2 for machine bolt down dimensions If an elevated concrete pedestal is desired it should be embedded into the existing floor Anchor bolts should be 3 4 x 8 19 mm x 200 mm grade 8 or better headed by a 4 inch
13. WIDTH m 5 ID CA FU cu oF 3 ZI O O 1 FLOOR OUTLINE Figure 1 2 8514 229 001 REV A page 5 PLUMBING Water supply hoses are furnished with each machine The threaded connections on the hoses are 34 11 1 2 Separate hot and cold water lines must be provided maintaining 30 psi to 120 psi 207 kPa to 827 kPa water flow pressure A 140F 60C degree hot water supply is recommended for best washing results Do not exceed 180F 82C degree water temperature DRAIN The drain outlet tube at the rear of the machine is 3 inches 76 mm in diameter Any drain hose used must be lower than the drain valve to assure proper draining ELECTRICAL WARNING SHUT OFF POWER AND WATER BEFORE OPENING ANY SERVICE PANELS The Dexter T 900 950 single three phase 208 240VAC 60 Hz washing machines are intended to be permanently installed appliances No power cord is provided The machine should be connected to an individual branch circuit not shared by lighting or other equipment The connection should be sheathed in liquid tight flexible conduit or equivalent with conductors of the proper size and insulation A qualified technician should make such connections in accordance with the wiring diagram Suggest a minimum wire size of 12 ga TO MAKE ELECTRICAL CONNECTIONS Disconnect all power to the washer Remove the top panel of the washer and locate the power terminal block near the back of the co
14. al spin will occur after the standard Final Rinse bath described in the Cycles Options section With the Extra Rinse feature active and a Price value programmed the customer will be prompted to add additional coins if they wish to purchase the Extra Rinse feature This prompt will occur during the standard 8514 229 001 REV A page 16 Final Rinse bath If the customer does not meet the vend price of the Extra Rinse feature the prompt will time out and the Extra Rinse bath will not occur The figure below shows the sub menu options for Plus Cycle Options m NO CYCLE CYCLE TIME 0 00 15 00 D 1 00 increments COLD TEMP PRE WASH E WARM EXTEND WASH PLUS CYCLE 1 NO CYCLE FEATURES rj TIME 0 00 15 00 P 1 00 increments m a rn COLD WATER TEMP fF EXTRA RINSE H 4 WARM 0 00 10 00 SPIN TIME FREE 00 01 99 99 00 01 DEFAULT RESET 8514 229 001 REV A 17 Settings The Settings options allow for the user to make various programming changes to change how the control operation affects the customer See below for detailed information on each next level option 1 Decimal Point If the user programs the Decimal Point to OFF control display will not show a decimal point on any vend price values The factory default is ON 2 Sounds If the user programs the Sounds to O
15. and the ventilation louvers on the VFD cooling fan cover are clean Step 2 Start a washer cycle and make sure the VFD cooling fan operates after the cylinder starts turning This error is overload on the VF drive Delay Delay time is 12 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Check drive fault code before powering down Check the washer motor to ensure it turns freely Check the wiring for loose connections to the drive and motor Measure the braking resistor values Check for damaged motor wires Check V Belt tension and adjust to 1 deflection at center Check braking resistors DRIVE GFI DRIVE LV DRIVE IF INVALID DRIVE Note VFD Ground Fault VFD Low Voltage VFD Internal Fault Drive is not the correct Dexter version of the Delta E drive 8514 229 001 REV A page 29 Condition This error is a ground fault interruption on the VF drive Delay Delay time is 12 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition Check VFD light code before turning off power Check the wiring connections to the drive and motor Check the ground wiring of the drive motor and incoming connection to ensure a proper ground is present Check for damaged motor wi
16. ds to confirm that RTC is meant to be reset to the complete entry 7 Date Similar to Time if a problem occurs and the RTC date is not accurate it can be reset to the current date using this option a The day of the month in DATE can be set by using the Up or Down buttons to change the number that is flashing Once the desired day of the month is chosen press the Enter button to move to the month of the year Once the desired month of the year is chosen press the Enter button to move to the year Once the day month and year are all chosen the Enter button must be held down for 3 seconds to confirm that RTC is meant to be reset to the complete entry 8 Drive Table The control knows what model of washer it is installed in based on various inputs including information it receives from the Variable Frequency Drive VFD However because multiple VFD s can be used on the same model depending on when it was manufactured the DRIVE TABLE option is available Any new washer should have the DRIVE TABLE programmed to the CURRENT option However in older washers that have been retrofitted with a new control the CLASSIC option should be chosen Contact your local Dexter distributor for more information To reset all values in the Settings options to factory default press Enter when the DEFAULT prompt is shown Press Enter again when the RESET prompt is shown to confirm the action The figure below shows the
17. he RTC continues operation even if the control loses external power The RTC is set for Central Standard Time and no daylight savings Because the machine may be located in another time zone the user can choose to create an alternate time amp date that tracks in parallel to the RTC When this alternate time is chosen or shifted from the RTC the alternate time will be used to for example track error code occurrences and set time of day pricing changes a The hours in SHIFT HOURS can be set by using the Up or Down buttons to change the number that is flashing Once the desired hour shift is chosen press the Enter button to move to the minutes Once the hours and minute shift are both chosen the Enter button must be held down for 3 seconds to confirm that the complete shifted time is set 6 Time The control uses a Real Time Clock RTC to internally track the time and date The RTC continues operation even if the control loses external power The RTC is set for Central Standard Time and no daylight savings However if a problem occurs and the RTC time is not accurate it can be reset to the current time using this option a The hours in TIME can be set by using the Up or Down buttons to change the number that is flashing Once the desired hour is chosen 8514 229 001 REV A page 18 press the Enter button to move to the minutes Once the hours and minute are both chosen the Enter button must be held down for 3 secon
18. he control should display PROGRAMMING See the figure below for the location of the programming button in relation to the USB port The USB port is exposed when the washer top is lifted USB PORT SHOWN WITH WASHER TOP LIFTED CONTROL PROGRAMMING BUTTON y SHOWN IN CUT AWAY VIEW ACTUAL LOCATION IS INSIDE THE CONTROL PANEL Quarters Only 8514 229 001 REV A page 10 When manual programming mode is entered the Start Hot Warm and Cold buttons perform alternate functions Alternate Function in Programming Mode Becomes the action to accept the displayed option or Start the Enter ke Hot 05r options Press amp hold for accelerated scrolling options Press amp hold for accelerated scrolling EXIT from programming mode press for 3 seconds These alternate functions allow the user to move through a menu of options to choose various programmable settings The figure below shows the top level menu Choosing an option from the top level menu will then display the next level of options the sub menu QUICK TEST RAPID ADVANCE ERROR CODES PRICES TEMP PRICING PROGRAMMING MENU CYCLES PLUS CYCLE FEATURES SETTINGS USAGE CONTROL USB MENU 8514 229 001 REV A page 11 Quick Test Option When the Quick Test Option is chosen the washer will begin a shortened wash cycle without the displayed vend price being met The purp
19. heck these areas e Drain valve blockage e Drain valve motor and gear train If there is power to the valve but drain valve does not close replace drain valve and motor Power to the drain valve If no power to drain valve check brn yel wire at PCB relay board If there is no power on the brn yel wire when the washer is in a wash cycle replace relay board Water comes in but level Drain Valve open does not rise Black or white wire at controller and main relay PCB Check black and white wire at Molex plug on main PCB controller P21 connection and at PCB relay board P20 connection 8514 229 001 REV A page 31 Water does not flush wt MT soft ner Water Valve Coil Check coil continuity at terminals and replace if no continuity compartment Water Inlet Screens Check water inlet screens for blockage and clean if necessary Water Check to insure that water is turned on and operating Check pressure switch continuity between terminal contacts If no Pressure Switch continuity check pressure switch hose for obstruction If the hose is okay then change pressure switch Check for blockage in pressure switch hose Check for pressure Water level cha PARS too high Pressure Switch switch opening circuit across terminals Replace switch if contacts Water drains slowly Machine does not turn Machine tumbles in one direction Excessive vibration Machine does not spin Machi
20. heck to insure that water is turned on and operating P 20 Wire Harness Check black amp white harness Hot water does not Check coil continuity at terminals and replace if no continuity Check enter tub in Water valve vol for 120 V power from main relay PCB wash Water Inlet Check water inlet screens for blockage and clean if necessary Water Check to insure that water is turned on and operating Black or white wire at controller and main relay PCB Check black and white wire at Molex plug on main PCB controller P21 connection and at PCB relay board P20 connection Check pressure switch continuity between terminal contacts If no Pressure Switch continuity check pressure switch hose for obstruction If the hose is okay then change pressure switch No cold water to tub in Water Valve Coil wash Check coil continuity at terminals and replace if no continuity Check for 120 V power from main relay PCB Water Inlet Screens Check water inlet screens for blockage and clean if necessary Water Check to insure that water is turned on and operating Black or white wire at controller and main relay PCB Check black and white wire at Molex plug on main PCB controller P21 connection and at PCB relay board P20 connection Check pressure switch continuity between terminal contacts If no Pressure Switch continuity check pressure switch hose for obstruction If the hose is okay then change pressure switch C
21. n viewed from the front of the machine during intermediate spin and final spin If spin is clockwise the T1 and T2 motor wires going to T1 and T2 on the variable frequency drive should be swapped Remove power to the machine before swapping wires 8514 229 001 REV A page 7 OPERATING INSTRUCTIONS STARTING THE WASHER A Load the clothes into the cylinder and latch the door securely Be sure clothing does not get caught between the door gasket and tub front when closing the door Maximum load is 60 pounds clothes dry weight Do not load the washer with more than 60 Ibs B Select the appropriate cycle temperatures for the load being washed C Add low sudsing powdered detergent into the detergent compartment of the automatic dispenser on the front of the washer If desired add fabric softener to the fabric softener compartment Use the amount of fabric softener as recommended by the manufacturer If liquid wash products are used in the detergent compartment they must be added at the beginning of the wash cycle If the machine is set for pre wash washing products can be added to the dispenser or put in with the clothes when loading the washing machine D Insert coins tokens or debit card to meet the displayed vend price The display will count down the amount needed to meet the vend price Once the vend price is met the display will read PRESS START and the start button LED will blink If the door is not clo
22. n of the Delta E drive Replace drive with Dexter Delta E drive Whenever power is turned off to the washer it must remain off for one minute The washer will not operate properly if this is not done SERVICING AND TROUBLESHOOTING CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify proper operation after servicing ATTENTION Lors des op rations d entretien des commandes tiqueter tous les fils avant de les d connecter Toute erreur de c blage peut tre une source de danger et de panne If any of the following symptoms occur on this washer check the suggested remedies listed below If all probable causes have been eliminated and the symptom still exists contact your local Dexter agent for further troubleshooting assistance See contact information at the end of this manual Parts amp Service Manuals from Dexter are also available for further troubleshooting assistance Symptom Probable Cause Suggested Remedy Machine does Power s nnl Check these areas Circuit breakers Voltage Power leads Power not start PPY connections Is front display LED showing a dollar amount Check for continuity through door switch when door is closed If no DOO SIEGE continuity adjust or replace door switch Check 1 5 amp T 950 T 1200 and T 1450 use 2 5amp breaker or Control breaker or Fuse fuse for continuity If no continuity replace breaker
23. n the VF drive Delay Delay time is 35 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition Step 1 Measure the supply voltage to the VFD on the L1 L2 or N and L3 if connected to three phrase power The supply voltage should be from 187 to 264 VAC or 108 to 132 VAC for a 120 VAC VFD Also make sure the supply wires on L1 L2 or N and L3 if connected to three phase power are securely connected Step 2 Check the braking resistor connections at the VFD The terminal screws should be tight One of the braking resistor wires should be connected to terminal B2 Step 3 Measure each braking resistor separately to make sure they are the correct resistance 200 for 1 and 2 Hp VFD and 160 for 3 Hp VFD Step 4 If you have a 240 VAC high leg voltage supply try disconnecting the high leg If this cures the problem leave the high leg disconnected connect a transient voltage surge suppressor with some form of filtering at the voltage supply panel connect a line choke on the high leg or install a VFD filter This error is over heating on the VF drive Delay Delay time is 12 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition Step 1 Make sure the cooling fins on the VFD heat sink
24. ne starts and does not operate Machine does not stop Water leakage around loading door Signs of a damaged E Stop button Drain System do not open Check hoses and drain valve for blockage Check to make sure building drain is of adequate size Check building drains for blockage Check VFD by removing top panel If no display turn power off to machine at breaker for 2 minutes and turn power back on to reset If still no display replace VFD See DISPLAYED WASHER FAULTS section for more info Mounting System Inspect yellow enable wires from main relay PCB and at VFD Check these areas e Strength of mounting structure concrete or base e Mounting bolts may be loose and need tightening Drive Belt Worn drive belt can cause vibration and noise Loading Pressure Switch Main PCB Small loads contribute to out of balance loading and increase vibration Check pressure switch for continuity across terminals 21 amp 22 indicating pressure switch has reset to the empty position If no continuity change pressure switch Check yellow enable wires from PCB relay board connection P13 amp P14 to the VFD Check connection of orange wire at P15 from door switches Main PCB controls time of the cycle and the end of cycle Braking Resistors Door Adjustment Stop button 8514 229 001 REV A page 32 Check braking resistors for continuity Verify ohms resistance at braking resistors
25. ntrol compartment gt If power is 208 240 3PH 60Hz connect Li L2 L3 and ground If there is a high leg it must be connected to L3 gt If power is 208 240 1PH 60Hz connect L1 L2 and Ground NOTE It is important that the grounding screw next to the power terminal block TB 1 be connected to a good external ground 8514 229 001 REV A page 6 FUSING REQUIREMENTS SINGLE and THREE PHASE 208 240VAC MODELS 20 AMP TIME DELAY DUAL ELEMENT FUSE or equivalent circuit breaker CONTROLS TRANSFORMER The controls transformer is located inside the control trough and steps a range of 208 to 240 volts down to 115 volts There are two terminals on the controls transformer for the primary incoming power Use the terminal marked 208V for power supplies between 208 and 219 volts Use the terminal marked 240V for power supplies between 220 and 240 volts CONTROL TRANSFORMER CONNECTIONS CL po NOT MOVE OR REMOVE THIS WIRE BLACK RED WIRE BLACK RED WIRE CHOOSE THIS TERMINAL FOR 220V TO 240V INT CHECKOUT After all mounting plumbing and electrical work is completed the washer should be run through a cycle and checked for water leaks and proper functioning The cylinder should turn in a counterclockwise directio
26. onics Delay Immediate Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition Check VFD fault light before turning off power Try a soft Reset of the controller with the white button If problem Replace PCB controller This error is an over current on the VF drive Delay Delay time is 35 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Step 1 Check to make sure the washer cylinder turns freely by hand If it turns freely continue to step 2 If it does not remove the belt and see if the motor turns freely by hand If the motor turns freely then check for obstructions in the cylinder or check the bearings If the motor does not turn freely replace the motor Step 2 Check the motor wires for a short circuit between leads If there are motor leads that have conductors touching separate them and insulate them If the wires are broken splice them together or replace the motor Step 3 Check braking resistors to see if they measure the correct resistance If a resistor does not measure the proper value replace it VFD Over DRIVE voltage Fault VFD Overheat DRIVE OH Fault VFD Overload DRIVE OL Fault 8514 229 001 REV A page 28 Condition This error is over voltage o
27. or fuse Check voltage output from control transformer for 120VAC If Control Transformer n voltage is incorrect replace transformer Check coin acceptor switch for any type of blockage or damage COMP Acceptar Clean adjust or replace the acceptor Check PCB board Check all wire connections for loose contacts Check data cable This is the cable with the phone type connectors Check wiring between PCB on the main PCB control and the VFD With the power removed unplug and check for damage replug and retry washer Check Relay PCB Check all wire connections for sure contact Check that 120 volts AC power is at motor after start button is Check Door Locking Motor pushed Machine will not accept and count coins Check coin acceptor switch for any type of blockage or damage Clean adjust or replace the acceptor Coin Acceptor Check these areas Circuit breakers Voltage Power leads Power Power Supply connection Door Closed Safety Switch Check door closed switch at door hinge for proper operation Check single door closed switch at left side of door handle to close Door Handle Closed Switch when handle is vertical Check breaker or fuse for continuity If no continuity replace Control Breaker or fuse breaker or fuse The T 300 through T 900 use the 1 5 amp fuse The T 950 T 1200 and T 1450 use a 2 5 amp fuse Main PCB Replace Door does not Check display for fault Does
28. ose of this shortened cycle is to test all major components for proper operation Error Codes should all function normally during this test The display will show customer prompts in a similar way to a normal wash cycle Exceptions to this are that the ADD BLEACH prompt will not occur because of reduced cycle time Final Extract speed is specific to the customer s programming Rapid Advance Option Similar to the Quick Test when the Rapid Advance Option is chosen the washer will begin a wash cycle without the displayed vend price being met However in this case it will be a normal default cycle with an additional feature available The Start button LED will flash prompting the user that when pressed the washer shall rapid advance to the next step in the cycle The display will show ADVANCE when the cycle is advancing The water level needs to be empty before this advance occurs During the time waiting for the tub to empty the ADVANCE prompt will be held on the display and the start pushbutton LED stops flashing The Rapid Advance shall allow the tub to empty of water and the tub to stop before beginning either spin or the next bath The Rapid Advance mode can be exited by pressing the programming button This will end the cycle When the Rapid Advance mode is used the cycle time will no longer be correct By skipping steps with Rapid Advance the door may not open immediately at the end of the cycle Error Code Historical Log
29. osen press the Enter button to move to the next digit Once the complete count is chosen the Enter button must be held down for 3 seconds to confirm the action a The user can also return the cycle count to the factory default setting zero To reset the cycle count press Enter when the DEFAULT prompt is shown Press Enter again when the RESET prompt is shown to confirm the action 3 Motor Hours The motor hours field shows the accumulated hours of operation for the motor In many cases it will match the cycle hours of the machine However separate fields are provided in the event that a motor is replaced on a machine The user can set the motor hours to a designated number For example if it is necessary to replace the control on a machine the new control could be programmed to show the motor hours that were recorded by the previously installed control The individual digits of the hours count can be set by using the Up or Down buttons to change the number that is flashing Once the desired digit of the hours is chosen press the Enter button to move to the next digit Once the complete hours are chosen the Enter button must be held down for 3 seconds to confirm the action a The user can also return the motor hours to the factory default setting zero To reset the motor hours press Enter when the DEFAULT prompt is shown Press Enter again when the RESET prompt is shown to confirm the action 4 Cycle Ho
30. power Inspect the braking resistors and measure the resistance Check connecting wiring from braking resistor to the drive mounted in the top of the washer Reset the drive and try again Possibly incorrectly programmed drive DRIVE ERROR1 PCB ERROR1 DRIVE OC Washer size VFD size mismatch Controller Internal Fault VFD Over current Fault 8514 229 001 REV A page 27 Condition This error is when the drive size does not match the washer size Delay Immediate after the size jumper configuration is read Washer size type inputs are read only at power up before starting a cycle once every 24 hours and in factory test mode Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition Check VFD fault light before turning off power If the controller was installed in a different size machine before being installed in this machine a problem can occur If someone has been doing repairs on the washer check for the correct size drive It can also be caused by pressure switch harness Check to ensure the correct harness in installed The control can be reset by holding program button on controller during startup soft reset Check orange wire at Molex connector on controller coming from pressure switch or replace pressure switch harness This error is an internal failure of the washer controller electr
31. res This error is low voltage on the VF drive Delay Delay time is 12 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition Check VFD light code before turning off power Turn the power off to the washer Check the wiring connections to the drive and motor If no problem is observed turn on power to the washer and test See Note Measure the incoming line voltage This error is an internal VF drive error Delay Delay time is 12 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Condition Check VFD fault light before turning off power Turn the power off to the washer Wait one minute Turn the power on to the washer If problem reappears contact your Dexter representative The error indicates the VF drive is not a Dexter version of the Delta E drive Delay Immediate after the Dexter indication value is read from drive Drive indication value is read only at power up before starting a cycle once every 24 hours and in factory test mode Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution VFD has been replaced disconnected or removed Drive is not the correct Dexter versio
32. roller 8514 229 001 REV A page 24 COMM ERROR2 COMM ERROR4 Wrong Washer Size Jumper Configuration Washer Size or Type Changed VFD Non Existent or communication fault Condition Invalid washer size jumper harness configuration Delay Immediate after the wrong size jumper configuration is read Washer size type inputs are read only at power up before starting a cycle once every 24 hours and in factory test mode Action Stop the washer Solution Condition Check VFD fault light before turning off power If the controller was installed in a different size machine before being installed in this machine a problem can occur If someone has been doing repairs on the washer check for the correct size drive It can also be caused by pressure switch harness Check to ensure the correct harness in installed The control can be reset by holding program button on controller during startup soft reset Check orange wire at Molex connector on controller coming from pressure switch or replace pressure switch harness The washer size or washer type configuration has changed Delay Immediate after the size jumper configuration is read Washer size type inputs are read only at power up before starting a cycle once every 24 hours and in factory test mode Action Stop the washer Solution Condition Check VFD fault light before turning off power Check to ensure all
33. sed and latched the display will read CLOSE DOOR and the control will wait until the door is latched to continue Pressing the start button will begin the cycle and activate the ON light The display will show the remaining cycle time in minutes The clothes door will lock and remain locked until the end of the cycle END OF CYCLE When the cycle is complete a 3 second tone will sound and the display will read CYCLE DONE THANK YOU until the door is opened The door can now be opened Leave the clothes door open when the machine is not in use 8514 229 001 REV A page 8 EMERGENCY STOP SAFETY DOOR LOCK This machine is equipped with a Safety Door Lock that locks the door closed from when the cycle is started until the cycle is complete The door lock prevents opening the door for up to 3 minutes if the power is interrupted during the cycle The Emergency Stop button pauses the washer and allows the door to be opened during the cycle after the Safety Door Lock releases When the Emergency Stop button is pressed an alarm will sound and the display will begin counting down and read STOP 3 STOP 2 STOP 1 If the button is released before 3 seconds elapse the alarm will stop and the cycle will continue normally If the Emergency Stop is held down for 3 seconds the display will count down and the washer will begin stopping movement and water flow and begin draining water from inside the washer Though the machine may stop wa
34. sh movement quickly it may take up to 3 minutes for the door to unlock During that time the alarm will continue to sound and the display will read STOPPING When the alarm stops the door may be opened The washer may be restarted by closing and latching the door and pressing the Start button If the washer was stopped more than once before the final extract the cycle will be cancelled If the washer was stopped during final extract the cycle will be ended If the washer is stopped for more than 1 hour the cycle will be terminated 8514 229 001 REV A page 9 PROGRAMMING THE WASHER CONTROL The washer control can be programmed to prompt the user for alternate vend prices change washer cycle times temperatures and many other options This can be accomplished in two ways 1 Manual programming utilizing the Start Hot Warm and Cold buttons 2 USB download of a customizable User File For instructions on using the USB download feature please contact your local Dexter distributor or visit dexterlive com MANUAL PROGRAMMING The washer must be in idle mode for the manual programming menus to be accessed Idle mode is when the washer is not actively running a wash cycle and the vend price is displayed on the screen To enter the manual programming mode the top of the washer must be unlocked and lifted slightly it may be necessary to remove the screws for the soap box The programming button is then pressed for 1 second T
35. shown Press Enter again when the RESET prompt is shown to confirm the action 1 Final Spin is the spin that occurs after all selected baths amp intermediate spins have been completed It is a higher spin speed than previously occurring intermediate spins The benefit of this higher spin speed is that more water is extracted from the wash load which minimizes the drying time needed However in some cases if the Dexter installation guidelines are not followed properly it may be necessary to reduce the spin speed of the Final Spin The Final Spin can be adjusted in increments of 10 G for washers with a 100G maximum spin speed and increments of 20 G for washers with a 200G maximum spin speed The factory default Final spin speeds are the maximum values Model Adjustable Final Spin Range T 300 60G to 100G T 350 60G to 200G T 400 60G to 100G T 450 or T 450 SWD 60G to 200G T 600 60G to 100G T 750 60G to 200G T 900 60G to 100G T 950 60G to 200G T 1200 60G to 100G T 1450 60G to 200G 2 Delay Fill is meant to be used in applications where the amount of available water pressure is limited In these cases the washer may not be able to fill the tub in sufficient time to allow for effective washing performance When the Delay Fill option is On the water valves shall be turned on the washer shall agitate but the cycle time shall be paused The washer shall continue in
36. st all events these protective devices have a good reputation for significantly lengthening the useful life of electronic components Electronic components are helped to have a longer useful life when they are supplied with the clean stable electrical power they like We are including the following names and phone numbers of a few suppliers of these devices for those who don t currently have a source MANUFACTURER CONTACT PHONE Innovative Technology Inc Distributor 1 800 809 2772 or Part of Eaton Corporation www itvss com EFI Electronics Corporation Factory 1 800 877 1174 Part of Schneider Electric MCG Surge Protection Factory 1 800 851 1508 or www mcgsurge com Advanced Protection Factory 1 800 237 4567 or Technologies Inc www aptsurge com 8514 229 001 REV A page 33 ACCESSORIES INSTALLATION Furnished QTY T 900 950 9990 027 013 Hose Water Supply 2 4 8641 242 000 Washer Inlet Hose 2 4 9565 003 001 Strainer Inlet Hose 4 8 Contact distributor or Dexter Laundry Inc if a steel mounting base is required For service and parts information contact your local Dexter agent To find your local Dexter agent use the Distributor Locator at the website shown below If a Dexter agent is not available contact Dexter Laundry Inc directly as listed below Mailing Address 2211 West Grimes Avenue Phone 1 800 524 2954 Fairfield IA 52556 USA Website www dexter com 8514 229 001 REV A page 34
37. sub menu options for Settings DECIMAL POINT SOUNDS PASSWORD 0000 9993 0000 OFF ENGLISH SETTINGS LANGUAGE SPANISH FRENCH SHIFT HOURS f 23 59 23 59 TIME f 00 00 DATE f 00 00 00 CURRENT DRIVE TABLE CLASSIC 8514 229 001 REV A page 19 Usage Menu The Usage menu allows for the user to track data about machine usage See below for detailed information on each sub menu option 1 Coin Audit The coin audit field shows the accumulation of coin pulses that were sent to the control over each of the left and right coin inputs Note that this is a count of coin pulses not an accumulated report of vend value a The user can also return the coin audit amounts to the factory default setting zero To reset all coin audit values press Enter when the DEFAULT prompt is shown Press Enter again when the RESET prompt is shown to confirm the action 2 Cycle Count The cycle count field shows the accumulation of wash cycles that have occurred Note that this is a count of cycles not of hours accumulated The user can also set the count value to a designated number For example if it is necessary to replace the control on a machine the new control could be programmed to show the cycle count value that was recorded by the previously installed control The individual digits of the count can be set by using the Up or Down buttons to change the number that is flashing Once the desired digit of the count is ch
38. the harnesses are properly connected to the controller Check to ensure the VFD drive horsepower is proper for this size of washer The control can be reset by holding program button on controller during startup soft reset Check orange wires at Molex connector on controller coming from pressure switch This error is when the washer controller cannot communicate with the drive Delay Delay time is 2 seconds Action Stop the machine and clear the cycle Keep the door locked until the machine has stopped moving and then unlock the door Solution Check the data communication cable between the washer computer and the variable frequency drive VFD Step 1 Make sure the cable did not become unplugged during operation Step 2 Make sure that the cable is not being pulled sideways at either the washer controller or the VFD plug end If both ends of the communications cable are plugged in the washer computer and VFD and there is no tension on the communications cable pulling it from side to side then replace the cable Step 3 Inspect both female connection points at PCB controller and at VFD These may need replacement if they cannot be reset 8514 229 001 REV A page 25 VFD Communication Fault COMM ERROR5 Drain Error SPIN STOP ERROR Stop Error 8514 229 001 REV A page 26 Condition This error is a data error on communications between the controller and the VF drive Delay
39. the soap dispenser and lid and check that all dispenser mounting screws are in place and tight Check the drain valve for leaking and that it opens properly Check the loading door for leaks Clean the door seal of all foreign matter Leave the loading door open to aerate the washer when not in use QUARTERLY Make sure the washer is inoperative by switching off the main power supply Check the V belts for wear and proper tension Clean lint and other foreign matter from around motor Check all water connections for leaks Wipe and clean the inside of the washer and check that all electrical components are free of moisture and dust Remove and clean water inlet hose filters Replace if necessary Check anchor bolts retighten if necessary IMPORTANT Replace any and all panels that were removed to perform daily and or quarterly maintenance 8514 229 001 REV A page 1 TABLE OF CONTENTS Page No Washer Specifications 2 Mounting Dimensions 3 Installation Instructions 4 Operating Instructions 8 Programming the Washer Control 10 Displayed Washer Faults 24 Servicing and Troubleshooting 30 Accessories and Contact Information 34 WASHER SPECIFICATIONS MODEL T 900 950 60LB WASHER CAPACITY 60LBS 9 CUBIC FT 27 2 kg 255 L CYLINDER SIZE 30 DIA X 22 DEEP 76 2cm X 55 9cm ELECTRICAL 208 240 VAC 60 HZ 1 OR 3 PHASE DRIVE SYSTEM SOFT START REVERSING INVERTER DRIVE WAS
40. this state until the proper water level is reached Once the proper water level is reached the cycle shall continue A single selection of On or Off shall apply to all baths in the cycle The factory default setting is Off 8514 229 001 REV A page 14 3 Delay Spin is meant to be used in applications where the amount of drain capacity is limited In these cases the washer cannot empty the tub in sufficient time to allow for a spin cycle to occur When a time value other than 0 is programmed for the Delay Spin option the end of each bath will be extended by the selected time Therefore extra time will be allowed for the drain valve to be open and compensate for slow drain capacity The factory default setting is 0 seconds 4 Default Temp allows the user to choose which water temperature Hot Warm or Cold will be active during Idle mode The customer can of course choose other temperatures for the wash bath based on other options described in this manual The figure below shows the sub menu options for Cycles CYCLE TIME WASH SPIN TIME CYCLE TIME RINSE WATER TEMP SPIN TIME CYCLE TIME FINAL RINSE WATER TEMP MSS SPIN TIME Standard Menu FINAL SPIN DELAY FILL DELAY SPIN DEFAULT TEMP Express Menu ON OFF 0 00 2 30 00 15 increments DEFAULT 8514 229 001 REV A page 15 3 00 15 00 1 00 increments 0 00 10 00 1 00 increments NO CYCL
41. urs The cycle hours field shows the accumulated hours of operation for the washer In many cases it will match the motor hours of the machine However separate fields are provided in the event that a motor is replaced on a machine See the Motor Hours description for more information 8514 229 001 REV A page 20 The figure below shows the sub menu options for Usage 8514 229 001 REV A page 21 LEFT 00000 99999 COIN AUDIT RIGHT 00000 99999 DEFAULT 00000 99999 SET COUNT DEFAULT 00000 99999 F CYCLE COUNT 00000 99999 MOTOR HOURS SET HOURS 00000 99999 DEFAULT 00000 99999 CYCLE HOURS SET HOURS 00000 99999 DEFAULT Control Menu The Control menu allows for the user to observe important technical information for the control No changes can be made at this menu See below for detailed information on each sub menu 1 2 3 Serial Number This is the control serial number MAC Address The MAC Address is a unique identifier designated to the control by the manufacturer It allows the control to be recognized by network routers IP Address The IP Address is the identifier given to the control by a network system Firmware The M Firmware is the Main Firmware currently loaded onto the control S Firmware The S Firmware is the Secondary Firmware currently loaded onto the control C Firmware The C Firm
42. ware is the Communications Firmware currently loaded onto the control The figure below shows the sub menu options for Control SERIAL NUMBER XXXXXXX MAC ADDRESS XXXXXXX IP ADDRESS f XXXXXXX M FIRMWARE MXX XX XX S FIRMWARE SXX XX XX C FIRMWARE CXX XX XX DRIVE ID XXXXXXX 8514 229 001 REV A page 22 COIN WASHER DEFAULT CYCLE The following table shows the complete details for the coin washer default cycle Bath Bath Cycle Water Delay Fill Spin Time Time min Temp min Prewash 0 Cold Off 0 Wash 9 Warm Off 0 Extend Wash 0 n a n a n a Rinse 4 Cold Off 1 Final Rinse 5 Cold Off n a Extra Rinse Spin n a n a n a 0 Extra Rinse Bath 0 Cold Off n a Final Extract Spin n a n a n a 6 WASHERS WITHOUT COIN ACCEPTORS If you purchased a washer without a coin acceptor and are installing a payment device of your choice refer to the washer wiring diagram for proper connection You may also need to contact the payment device supplier for additional information RAPID ADVANCE MODE Rapid Advance mode may be manually entered by pushing and holding the Cold water temperature button and then pushing and holding the programming button on the controller for three seconds There will be no observed change to the washer or the display The Rapid Advance mode can be entered from either the Idle mode or during the cycle To rapid advance to the next step in the wash
43. with wires removed Door may need adjustment due to abuse or wear Check tightness around perimeter using a dollar bill Adjust left to right tightness by shims at door lock or hinge side It is important to center gasket to tub opening before tightening door to hinge bolts Chalk may be used on tub front to show point of contact with tub If gasket is deformed worn or damaged replace Refer to parts section for door gasket expander kit Machine accepts coins When machines starts the buzzer will sound and then the machine stops The display will then show OPEN DOOR Replace stop button IMPORTANT TRANSIENT VOLTAGE SURGE SUPPRESSORS Like most electrical equipment your new machine can be damaged or have its life shortened by voltage surges due to lightning strikes which are not covered by factory warranty Local power distribution problems also can be detrimental to the life of electrical components We recommend the installation of transient voltage surge suppressors for your new equipment These devices may be placed at the power supply panel for the complete installation and don t require an individual device for each machine These surge protectors help to protect equipment from large spikes and also from small ongoing spikes in the power that occur on a day to day basis These smaller surges can shorten overall life of electrical components of all types and cause their failure at a later date Although they can t protect again
44. y Immediate Action The washer cycle will continue Solution Condition Turn off the power to the washer Check the operation of the water valves Check the incoming water pressure Check for blocked or restricted water flow Check to ensure the drain valve is functioning properly Memory error in the controller The memory checksum is wrong or a parameter value is out of range Delay Immediate Action Stop the washer and turn off all the outputs Solution Condition Check VFD fault light before turning off power Try a soft Reset of the controller with the white button If problem persist replace PCB controller Washer controller communication error on the I2C bus Both the main slave micro and the master micro can be in this error state The slave micro error is recoverable at any time if I2C communication resumes The master micro error is permanent Delay The main slave starts displaying this error after 6 seconds of no valid I2C activity The master micro goes into this permanent error state after 8 seconds of no valid I2C activity Action Stop the washer and turn off all outputs Solution Check VFD fault light before turning off power Try the data cable first Move around cable and remove any side loading tension from data cable connector ends Check connection P23 to P15 Turn power back on to the washer If the problem returns replace the PCB washer cont
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