American Dryer Corp. ADS-464 Installation & Operator'S Manual Download Page 80 | Manualshive

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76

G. PLC (Programmable Logic Controller) ERROR MESSAGES

The ADS-464 diagnostics messages have been provides to aid troubleshooters in diagnosing and repairing dryer
problems. The message are intended to direct one to a particular fault area for further testing; not to diagnose the
machine for you.

NOTE

: Not

ALL

ADS-464 dryer symptoms have faults messages.

The following information describes the action the ADS-464 will take while displaying a particular message.

*

This message is generated by the operator terminal itself; it indicates that communication between the
operator terminal and PLC (Programmable Logic Controller) have discontinued.

E

RROR

M

ESSAGES

ADS-464

I

DLING

ADS-464

R

UNNING

CTRL VOLT OFF

Cannot operate machine

Stops dryer

INTAKE

Cannot operate machine

Stops dryer

EXHAUST DSFL

Cannot operate machine

Stops dryer

DOOR OPEN

Cannot operate machine

Stops dryer

SCREEN FAULT

Cannot operate machine

Stops dryer

MOTOR FAULT

Cannot operate machine

Stops dryer

GAS FAULT

Not Applicable

Burner Controller stops heat

AIR FAULT

Not Applicable

Burner Controller stops heat

HEATER FAULT

Not Applicable

Burner Controller stops heat

HI-TEMP FAULT

Not Applicable

Burner Controller stops heat

DRUM FAULT

Not Applicable

Burner Controller stops heat

LEVEL FAULT

Cannot operate machine

Stops dryer

LINE FAULTS*

Cannot operate machine

Cannot operate machine

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Summary of Contents for ADS-464

Page 1: ...placement parts contact the distributor from which the dryer was purchased or American Dryer Corporation 88 Currant Road Fall River MA 02720 4781 Telephone 508 678 9000 Fax 508 678 9447 e mail techsupport amdry com AVERTISSEMENT Assurez vous de bien suivre les instructions données dans cette notice pour réduire au minimum le risque d incendie ou d explosion ou pour éviter tout dommage matériel tou...

Page 2: ...ble free operation ONLY qualified technicians should service this equipment OBSERVEALL SAFETY PRECAUTIONS displayed on the equipment or specified in the installation operator s manual included with the dryer The following FOR YOUR SAFETY caution must be posted near the dryer in a prominent location FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids in the vicinity of...

Page 3: ...R DRYERS IN OPERATION DRYERS SHOULD NEVER BE LEFT UNATTENDED WHILE IN OPERATION CAUTION FOR YOUR SAFETY DO NOT DRY MOP HEADS IN THE DRYER DO NOT USE DRYER IN THE PRESENCE OF DRY CLEANING FUMES WARNING UNDER NO CIRCUMSTANCES should the door switch or the heat circuit devices ever be disabled Caution Label all wires prior to disconnection when servicing controls Wiring errors can cause improper oper...

Page 4: ...d on the equipment or specified in the installation operator s manual included with the dryer Dryers must not be installed or stored in an area where it will be exposed to water or weather The wiring diagram for the dryer is located in the front electrical control box area DRYER MUST NEVER BE OPERATED WITHOUT THE LINT FILTER SCREEN IN PLACE EVEN IF AN EXTERNAL LINT COLLECTION SYSTEM IS USED WARNIN...

Page 5: ...al Air Electrical and Water Connections 12 D External Supply Connections 18 E Electrical Requirements 22 F Fresh Air Supply Requirements 25 G Steam Information 26 H Shut Down Instructions 27 SECTION IV PRE START UP 28 A Preparation for Operation 28 SECTION V ROUTINE MAINTENANCE 29 A Cleaning 29 SECTION VI COMPONENT SYSTEM DESCRIPTIONS 31 A Tumbler Support and Drive System 31 B Main Air Blower and ...

Page 6: ...s 42 B Warranty 42 C Returning Warranty Parts 42 SECTION IX TROUBLESHOOTING 44 Troubleshooting TOC 44 A Power Malfunctions 45 B Tumbler Basket Electrical Malfunctions 56 C Base Section Electrical Malfunctions 64 D Pendent Control Malfunctions 68 E Temperature Sensing 71 F Motors 74 G PLC Programmable Logic Controller Messages 76 ...

Page 7: ... number received and the number refused must be noted on the receipt 4 If you determine that the dryer was damaged after the trucker has left your location you should call the delivering carrier s freight terminal immediately and file a claim The freight company considers this concealed damage This type of freight claim is very difficult to get paid and becomes extremely difficult when more than a...

Page 8: ...N COULD RESULT WARNING DO NOT dry mop heads Contamination by wax or flammable solvents will create a fire hazard WARNING DO NOT use heat for drying articles that contain plastic foam sponge rubber or similarly textured rubber materials Drying in a heated basket tumbler may damage plastics or rubber and also may be a fire hazard 4 A program should be established for the inspection and cleaning of l...

Page 9: ...r GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING ADJUSTING INSTALLATION OR TESTING OF ANY EQUIPMENT per OSHA Occupational Safety and Health Administration STANDARDS The lightening flash with an arrow head within an equilateral triangle is intended to alert the user to the presenceofnon insulated dangerousvoltage within the products enclosure that may be sufficient in magnitude to...

Page 10: ...or 65 5 8 166 69 cm Tumbler BASKET Diameter 69 1 8 175 58 cm Tumbler BASKE T Depth 80 5 16 203 99 cm Tumbler BASKE T Volume 175 cu ft 4 96 cu m Minimum Load Size 250 lbs 113 4 kg Maximum Load Size 460 lbs 208 66 kg Blower Motor 25 HP 18 64 kw Tumbler BASKET Motors 2 MOTORS 2 5 HP 2 3 73 kw Boiler Horsepower 60 Bhp Steam Inlet Size Connection 2 1 2 N P T Burner Blower Motor 1 1 2 HP 1 12 kw Blower ...

Page 11: ...7 B DIMENSIONS NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation ...

Page 12: ...bolts located at the top of each of the two sections These pieces may also be moved into place with a fork lift truck by lifting the pieces from underneath The tumbler and tumbler base section weighs about 6 400 pounds 2 903 kg and the heat console section weighs about 4 100 pounds 1 860 kg Once the sections are in position the seven 7 clearance holes on the tumbler basket base section four 4 in t...

Page 13: ...pendant arm to the top front of the heat console section by aligning the clearance holes in the arm with the 1 4 20 tapped holes on the top of the heat console section Use the 1 4 20 x 3 long bolts supplied with the machine to attach the arm to the console d Reconnect The Internal Air Electric Connections and Water Connections refer to page 12 through page 18 3 Reassembly Instructions for Dryer Sh...

Page 14: ...es located at the top of the tumbler basket section Use the four 4 1 1 4 12 x 3 1 2 long bolts supplied with the unit to secure the tumbler basket section to the tumbler basket base section d Reattach The Control Pendant Arm Position the control pendant arm on the top front of the heat console section by aligning the clearance holes in the arm over the 1 4 20 taped holes in the top of the heat con...

Page 15: ...ches of space behind the unit for ease of maintenance and tilting The dryer must be leveled for proper operation If shimming is required put 9 1 2 x 9 1 2 metal shims under the base feet The dryer must be lagged to the floor IMPORTANT Dryer should be located where a minimum amount of exhaust duct will be necessary ...

Page 16: ... AIR ELECTRICAL and WATER CONNECTIONS 1 Air a Front Tilt Piston and Sprinkler lines This connection is made at the front of the dryer in the area between the lower heat console section and the tumbler basket base section To connect the sprinkler air line insert the 1 4 aluminum tubing into the 1 4 brass compression fitting and tighten the fitting nut To connect the 3 8 poly flo tubing to the corre...

Page 17: ...wer heat console section in the area behind the pneumatic panel To connect the 1 4 poly flo lines into the corresponding needle valves match the number on the line with the number on the needle valve Insert ALL of the air lines to make sure that the connections are complete Repeat this process for the two 2 cool down piston air lines ...

Page 18: ...in to connect the four 4 wires with the same color tape identifiers together with the four 4 wires already in the junction box Make these connections with wire nuts and PVC electrical tape Replace the cover and the cover 2 screws that hold down the cover to the junction box b Temperature Probe Base and Tumbler Basket Disconnects The disconnects are located in the lower heat console The temperature...

Page 19: ... hole seal Put the female end of the RTD cable through the hole in the top of the electrical enclosure Connect the male end and the female end of the RTD cable together pull the cable up until the threads of the reducing bushing can be seen through the hole into where the character 464 panel was Next get the 1 inch lock nut on by a few threads slip the modified hole seal under the lock nut holding...

Page 20: ...it Two 2 of the cables from the junction box have connectors on the end a 5 pin connector and an 11 pin connector Coming out of the pendent should be two 2 cables one with a 5 pin connector and the other with an 11 pin connector Match up the four 4 cables into assigned pairs check keying and connect the male and female connection together ...

Page 21: ... below Left Drum Motor f Left Drum Motor There are two 2 different ways that the left drum motor is connected with or without the motor disconnected junction box The junction box is used when the connections to the left motor are made on the back side of the motor nearest to the tumbler basket When connecting the motor bring the left drum motor cable refer to Section e above Tumbler Junction Box D...

Page 22: ...tion located on the left side of the tumbler base 2 Compressed Air Supply A minimum of 20 cubic feet per hour cfh at 80 PSI of dry clean and regulated compressed air must be supplied to the dryer The compressed air supply must be connected into the 3 8 F P T fitting which is located in the rear corner of the lower heat console section ...

Page 23: ... supply and return connections The dryer vibrates slightly when it runs and the piping connections may crack if they are hard piped to the dryer Install shut off valves in the supply and return lines An inverted bucket steam trap with an internal check valve is included with the dryer The supply lines should be insulated This will save energy and provide for the safety of the operator and maintena...

Page 24: ...ing cycle 13 000 cfm 368 2 cmm during cool down Ducting must be sized for the 13 000 cfm 368 2 cmm of airflow The exhaust vent connection is located on top of the burner and heater section of the dryer It has a rectangle cross section and is flanged A sheet metal transition piece is supplied to connect a 24 inch diameter exhaust duct to the dryer s exhaust vent connection Care must be taken in loc...

Page 25: ...lbows instead of sharp 90º elbows The radius of an elbow should be at least 1 1 2 times the duct diameter When the exhaust duct goes through a combustible wall on a roof leave a 2 inch clearance space between the exhaust ducting and the wall or roof When adding ducts the duct that leaves the building must be protected from the weather For horizontal ducting use a 90º turned downward For vertical d...

Page 26: ...a the CANADIAN ELECTRICAL CODES PARTS 1 2 CSA C22 1 1990 or LATEST EDITION IMPORTANT Failure to comply with these codes or ordinances or requirements stipulated in this manual can result in personal injury or component failure NOTE Component failure due to improper installation will VOID THE WARRANTY Each dryer should be connected to an independently protected branch circuit The dryer must be conn...

Page 27: ...l information not listed NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation ADS 464 Steam ELECTRICAL SERVICE SPECIFICATIONS PER DRYER IMPORTANT 208 VAC and 230 240 VAC ARE NOT THE SAME When ordering specify exact voltage NOTES A Fuse ratings are dual element time delay current limiting class RK1 or RK5 ONLY B Circuit breakers are thermal magnetic...

Page 28: ...fused disconnect IMPORTANT THE ADS 464 WILL NOT OPERATE WITHOUT AN INDEPENDENT POWER SOURCE FED TO THE SAFETY SPRINKLER SYSTEM Feed the electrical service cables to the dryer using the pre punched knockouts at the bottom section of the electrical cabinet right wall Connect the ground wires directly to the ground lug located at the same approximate area Before turning power on to the dryer measure ...

Page 29: ...al rule an unrestricted air entrance from the outdoors atmosphere of a minimum twenty 20 square feet is required for each dryer To compensate for the use of registers or louvres used over the openings the makeup air areamust beincreased by approximately thirty three percent 33 Makeup air openings should not be located in an area directly near where exhaust vents exit the building Allowances must b...

Page 30: ...urn line connection OPERATING STEAM PRESSURE MAXIMUM 150 psig 10 5 kg sq cm MINIMUM 100 psig 7 03 kg sq cm HEAT INPUT NORMAL LOAD 60 bph CONSUMPTION APPROXIMATE 1 980 lbs hr 900 kg hr Shaded areas are in meric equivalents 3 Installation Instructions To ensure an adequate supply of steam is provided be sure that the steam lines and return lines are sized and laid out as stipulated in this manual In...

Page 31: ...y low points will provide wet steam to the coil possibly causing steam coil damage ALL horizontal runs of steam supply piping should be pitched 1 4 inch for every one 1 foot back towards the steam supply header causing the condensate in the line to drain to the header Install a bypass trap in any low point to eliminate wet steam H SHUT DOWN INSTRUCTIONS In the case where the dryer is to be shut do...

Page 32: ... shut off valves 4 A compressed air supply of 80 PSI must be connected into the dryer s fitting located at the rear corner of the lower heat console section 5 The dryer exhaust duct must be vented to the outdoors 6 A water supply of 40 PSI must be connected into the 1 inch sprinkler pipe connection 7 The dryer must be lagged to the floor and leveled for proper operation 8 A fresh air supply from t...

Page 33: ... POTENTIAL FIRE HAZARD WARNING KEEP DRYER AREA CLEAR AND FREE FROM COMBUSTIBLE MATERIALS GASOLINE AND OTHER FLAMMABLE VAPORS AND LIQUIDS NOTE Suggested time intervals shown are for average usage which is considered six 6 to eight 8 operational running hours per day NOTE Remove power from the machine before performing any maintenance in the machine cleaning the lint drawers and both steam coil lint...

Page 34: ...blower fan motor Main blower fan shaft bearings must be lubricated Use a 3 grease or equivalent EVERY 6 MONTHS Remove the gear oil in both tumbler drive shaft gear reducers Replace with 1 4 liters in each gear reducer of Mobil Oil DTE HH5G I S O viscosity grade 460 or equivalent Main blower fan and drive motor belts should be examined Cracked or seriously frayed belts should be replaced Tighten be...

Page 35: ...etely welded assembly so the perforated panels are not removable 2 Tumbler Basket Support System The tumbler basket sits on four 4 11 inch diameter heavy duty rubber roller wheels which supports and drives the tumbler Two 2 rubber wheels are pressed into each of four 4 steel hubs The steel hubs are fastened to the 2 inch diameter drive shafts by taper lock bushings Each drive shaft is supported by...

Page 36: ...tightening the gear reducer turnbuckle support The oil in each gear reducer must be replaced every six 6 months by 1 4 liters of I S O viscosity Grade 460 gear oil 4 Servicing the Drive System a Removing a Drive Wheel The drive wheels a removed through the front and back panels of the dryer not through the slides The front loading door and back loading door panels are hinged at the top Remove the ...

Page 37: ...switch disconnect plug is located on the left side of the rear doors Disconnect this plug and feed the cable through the right hand side of the tumbler section Put a block of wood under the tumbler loosen and back out the tumbler shaft support bearings so that the drive wheel lines up with the large hole in the frame The drive wheel taper lock bushing can now be loosened and removed through the ho...

Page 38: ...ECLAIMER SYSTEM The fan which moves the exhaust air through the ADS 464 dryer is a 22 inch diameter squirrel cage wheel that is driven at 1 100 rpm by a 25 HP motor This fan moves a maximum of 13 000 cfm 368 cmm air through the dryer ...

Page 39: ...ich ensures a fast cool down of the load 4 TIGHTEN TOP HEAT RECLAIMER NUTS DOWN ONTO THE BOTTOM HEAT RECLAIMER NUTS EXAMPLE IF THE DESIRED PISTON STROKE IS TWO 2 INCHES 5 1 CM THAN THE DISTANCE X IN THE ILLUSTRATION MUST BE TWO 2 INCHES 5 1 CM 3 ADJUST THE BOTTOM HEAT RECLAIMER NUTS DOWN TO THEIR DESIRED POSITION WHICH WILL GIVE THE PROPER PISTON STROKE 2 LOOSEN HEAT RECLAIMER ADJUSTMENT NUTS ON A...

Page 40: ...ear of the lower heat console section The Filter Regulator assembly performs three 3 functions a The filter removes most solids and liquid particles from the compressed air stream and traps them in its bowl where this waste can be readily removed through the drain valve at the bottom of the bowl The filter bowl should be cleaned monthly b For dryers manufactured prior to February 26 1997 c The reg...

Page 41: ...top piston ports are bled to the atmosphere To level the dryer after loading the voltage signals are reversed No voltage is applied to the S5 solenoid and 120 volts are applied to the S8 solenoid The valve spool will now move so that 80 PSI of air is applied at the top piston ports while the bottom piston ports are bled to the atmosphere The piston rods will now retract leveling the dryer On 2 Way...

Page 42: ...solenoid valve coil The external pilot air supply to the front tilting piston is tapped off the rear tilting piston top port air line so that whenever the rear piston rods are extended there is no pilot air supplied to the front tilting piston solenoid valve and the front tilting piston rods cannot extend On the solenoid valve supplied on the dryer the 12 side valve is externally piloted while 14 ...

Page 43: ...S 464 dryer is equipped with numerous safety devices to ensure that the dryer operates safely The chart on the following page page 40 lists each device with it s location function computer display message and result of tripping ...

Page 44: ... THE HEAT RECLAIMER IS EITHER OPENED OR CLOSED INPUT LED 13 OF THE PLC IS OFF NONE HEAT CONSOLE DOOR ACCESS DOOR SWITCH INSIDE HEAT CONSOLE INSURES THAT ACCESS DOORS ARE CLOSED DOOR OPEN DRYER WILL NOT RUN EXHAUST AIR TEMP CONTROL SENSOR INSIDE BURNER SECTION DUCT MONITORS TUMBLER EXHAUST AIR TEMP EXHAUST DSFL STOPS HEAT ONLY EXHAUST AIR HI TEMP CONTROL SENSOR INSIDE EXHAUST DUCT MONITORS TUMBLER ...

Page 45: ...serial numberso your inquiry is handled in an expeditious manner B PARTS 1 Replacement parts should be purchased from the distributor from whom the ADC equipment was purchased If the distributor cannot be contacted or is unknown contact the ADC Parts Department for a distributor in your area Parts may also be purchased directly from the factory by calling the ADC Parts Department at 508 678 9000 o...

Page 46: ...ry by contacting the ADC Warranty Department at 508 678 9000 NOTE Whenever contacting the ADC factory for warranty or warranty information be sure to have the dryer s model number and serial numberavailable so that your inquiry can be handled in an expeditious manner C RETURNING WARRANTY PARTS ALL dryer or parts warranty claims or inquiries should be addressed to the ADC Warranty Parts Department ...

Page 47: ...efunds will be issued for merchandise damaged in transit 5 ALL returns should be shipped to the ADC factory in such a manner that they are insured and a proof of delivery can be obtained by the sender 6 Shipping charges are not the responsibility of ADC ALL returns should be prepaid to the factory Any C O D or COLLECT returns will not be accepted IMPORTANT No replacements credits or refunds will b...

Page 48: ...ORTANT When replacing blown fuses the replacement must be of the exact rating as the fuses being replaced The information provided should not be misconstrued as a handbook for use by an untrained person in making repairs WARNING ALL SERVICE and TROUBLESHOOTING SHOULD BE PERFORMED BY A QUALIFIED PROFESSIONAL or SERVICE AGENCY WARNING WHILE MAKING REPAIRS OBSERVE ALL SAFETY PRECAUTIONS DISPLAYED ON ...

Page 49: ...check incoming line voltage If none check fuse disconnect switch 2b Check if OL12 has tripped If OK go to paragraph 3b below If tripped check sprinkler circuit then reset and test 3b Check if sprinkler is activated is the SPRINKLER RESET button lit If YES press SPRINKLER RESET Does the sprinkler reset If YES attempt to turn ON the main disconnect again If NO go to paragraph 4b below and on page 46...

Page 50: ... voltage to ADS 464 If line voltage is present go to paragraph 2b below If line voltage is not present check fused disconnect and re test 2b Attempt to turn the ADS 464 main power handle to the ON position If the switch does not engage verify that sprinkler power is ON RED light on main door If NO refer to paragraph 1b above 3 Open main enclosure and verify that OL11 has not tripped If YES check c...

Page 51: ...it SPRINKLER RESET button does it reset If NO go to paragraph 2b below 2b Verify that OL12 overload 12 has not tripped If YES check circuit reset OL12 and test If NO go to paragraph 3b below 3b The main disconnect has an UNDER VOLTAGE DROP OUT FEATURE This feature requires that 110 VAC be present to engage the disconnect switch If 110 VAC is removed from Pin 51 and Pin 52 on the switch the disconn...

Page 52: ...stive Temperature Device 4 a resistive sensor located on the top right hand side of the tumbler basket section Its exact location is in proximity of the intake and hi limit temperature probe IMPORTANT An open RTD Resistive Temperature Device probe or disconnecting the probe under power will cause the sprinkler to active ALL ADS 464 RTD Resistive Temperature Device probes are rated for 1 100º F 593...

Page 53: ...PB 10 push button 10 SPRINKLER RESET button is for resetting the sprinkler circuit once the temperature in the tumbler basket has dropped below its preset trip temperature NOTE Pressing the SPRINKLER RESET button before the tumbler basket temperature has dropped below its trip temperature will momentarily stop the water flow However the water flow will resume once the button is released UV is the ...

Page 54: ...KLER RESET BUTTON Sound sprinkler alarm horn NOTE The sprinkler circuit will not reset until the ADS 464 s temperature is below the sprinkler hi limit controller setting STATE 3 The tumbler basket temperature is still ABOVE SHLC Sprinkler High Limit Controller preset value and PB 10 push button 10 Sprinkler Reset has been pushed and held IN With power still applied to the SHLC 3CR will energize S1...

Page 55: ... system GREEN ON light illuminate If not check the EMERGENCY STOP E Stop and drying system ON OFF circuits Refer to ladder diagram 5 Front Panel BLUE main panel light RED sprinkler power light and GREEN control power light ON The system has one or more of the following symptoms OPERATOR INTERFACE TERMINAL no display or displays LINE FAULT message PROGRAMMABLE LOGIC CONTROLLER PLC no indicator ligh...

Page 56: ... 9000 3b Malfunctioning operator interface terminal Check power supply voltage to the operator interface terminal It should be 24 volts DC Check that the interface cable to both the PLC and the operator interface terminal are secure NOTE Call the ADC Service Department at 508 678 9000 4b Malfunctioning 24 volt DC power supply Verify that the power supply s red ON light is illuminated Verify that 1...

Page 57: ... entire dryer to power down The SPRINKLER RESET button on the main panel to light With the dryer control voltage ON not executing a drying cycle one should be able to adjust the temperature settings on any of the hi limit controllers and cause their respective GREEN L E D s light emitting diodes to cycle ON and OFF If their corresponding L E D s light emitting diodes do not cycle check their respe...

Page 58: ... 1 or 2 were to open or become disconnected the associated temperature channel of the hi temp controller located on the main electrical panel will sense the open and react by opening its respective control relay and never re energize until the RTD is replaced Once HI LIMIT controller problem has been isolated to particular device and a RTD temperature sensor is suspected Check the resistance of th...

Page 59: ... to ADS 464 Main Panel Wiring Diagram If the de energizing time is incorrect Adjust the time adjust on the stop motion detector module and re test If the input 0 10 on the PLC is not on after several rotations of the tumbler Check fuse 2 and replace if necessary Rotate the tumbler using the pendant control in LOAD POSITION Does the module s L E D respond If YES adjust the sense time until the L E ...

Page 60: ... components provide The following information will provide a means to respond to fault messages associated with the tumbler section and verify all the electrical signals associated with it Refer to the ADS 464 Tumbler Junction Box Wiring Diagram for detailed wiring information 1 0 Tumbler Section Electrical Components 1 Load Door Switch DS1 The load door switch is located on the left side of the A...

Page 61: ...lowing is for 2 door dryers only 5 Unload 1 Rear Panel SEL 4 This is normally open Two position selector switch for unloading the ADS 464 from the rear Once the selector switch is turned to 1 Pendant control functions are disabled rear doors open and the dryer front tilts up 6 DRUM FORWARD Rear Panel PB3 This push button witch comprises of two individual switches one normally open One switch is fo...

Page 62: ...l and check switch using an OHM meter replace if defective Re test 3 Wiring back to main electrical enclosure Shut power off to the ADS 464 dryer main breaker Open disconnects on terminal 16 and terminal 17 of TB1 These disconnects are located on the bottom of the main electrical enclosure Connect an OHM meter to the output side of terminal 16 and terminal 17 of TB1 Push in the Emergency Stop E St...

Page 63: ... meter replace if defective Re test 3 Wiring Back to Main Electrical Enclosure With the control voltage ON front panel green button Select 1 on the O UNLOAD 1 switch located on the rear controls panel Have someone PRESS either the forward or reverse buttons while you watch the input L E D s light emitting diodes of the programmable controller Do the associated L E D s light PLC PIN 20 DRUM FWD REA...

Page 64: ...Switch Shut power off at the main breaker and remove the rear panel and check switches using an OHM meter replace if defective 3 Wiring back to the main electrical enclosure With the control voltage ON Front Panel GREEN Button Select 1 on the O UNLOAD switch located on the rear control panel Does PLC Programmable Logic Controller IN PIN 19 UNLOAD REAR PANEL light If YES refer to section 3a If NO r...

Page 65: ... wiring PLC Programmable Logic Controller diagram Rear panel controls wiring diagram Re test verify that the signal is operational 3 0 DOOR Open Problem A DOOR OPEN message is generated by either the heater load or unload doors The following information will address the load and unload doors signals since they are associated with the tumbler junction box a PROBABLE CAUSES 1 WIRING BACK THE PLC Pro...

Page 66: ...s Main Electrical Panel Diagram Tumbler junction box diagram Rare panel controls wiring diagram Re test verify that the signal is operational 4 0 DRUM FAULT MESSAGE Malfuntion a PROBABLE CAUSES 1 Stop Motion Detector module or sensor 2 Wiring back to main electrical enclosure b PROBABLE SOLUTIONS 1 Open the Main Electrical Enclosure locate input 0 10 on the PLC Programmable Logic Controller With c...

Page 67: ...464 Main Panel Wiring Diagram ADS 464 Tumbler Junction Box Wiring Diagram 1b If the L E D light emitting diode is constantly ON If YES the stop motion detector is defective If NO check Inductive proximity sensor for damage The proximity sensor is located in the same area as the tumbler junction box Inductive proximity mechanical adjustment Tumbler target this target is attached to the outside of t...

Page 68: ...rts Head Arm Body and Cord Grip device The head is a rotating type with a roller arm attached for switch actuation The body contains a double pole double throw normally open switch LS has two 2 electrical functions A and B A provides a rear down signal to the PLC Programmable Logic Controller B is used as an electrical interlock to the rear up signal 2 Rear Down Switch LS2 The Rear Down Sensing Sw...

Page 69: ...ollowing information will address the LEVEL signals since they are associated with the Base Electrical Junction Box a PROBABLE CAUSES 1 WIRING BACK TO THE PLC Programmable Logic Controller LS1 B FRONT DOWN SWITCH LS2 B REAR DOWN SWITCH b PROBABLE SOLUTIONS 1 For a quick check of the FRONT DOWNand REAR DOWN signals to the PLC Programmable Logic Controller perform the following FRONT DOWN signal tes...

Page 70: ...s OK Check switch actuator placement and tilt actuation NOTE If actuator is at 90ºor greater angle with the base the actuator will be damaged if machine is lowered If NO check assoicated Switch and wiring Check wiring back to the base electrical junction box Check PLC Programmable Logic Controller Refer to blueprints Main Elecrtical Panel Diagram Base Electrical Junction Box Wiring Diagram Re test...

Page 71: ...RE SWITCH WIRING perform the following Run a drying cycle Does the pressure switch s indicator come ON If YES switch and its adjustment If NO check switch and its adjustment Verify that PLC Programmable Logic Controller input L E D 5 comes ON Does L E D 5 come ON when the switch is active If YES wiring is OK If NO check Switch its setting and wiring Check wiring back to the base electrical junctio...

Page 72: ... Pendant Electrical Components Load Level Unload A and B Tumbler Reverse Switch PB2 Tumbler Forward Switch PB1 Emergency Stop E Stop Switch PB6 There are two 2 normally open electrical switches associated with this switch function that are actuated by three 3 position selector SEL A LOAD SEL B UNLOAD Once this switch is turned to LOAD the dryer s front doors will open and depending upon system con...

Page 73: ...6 For a quick check of the wiring of SEL 1 and 2 to the PLC Programmable Logic Controller perform the following test with the control voltage ON Green Button Turn the selector switch to LOAD Does PLC Programmable Logic Controller input L E D 15 light Turn the selector switch to UNLOAD Does PLC Programmable Logic Controller input 16 light Turn the selector switch to LEVEL Are both PLC Programmable ...

Page 74: ...o these questions are YES wiring to the PLC Programmable Logic Controller is correct If the answer to these questions are NO refer to Probable Causes below a PROBABLE CAUSES 1 FUSE 4 ON MAIN ELECTRICAL PANEL 2 FAULTY SWITCHES 3 WIRING BACK TO PLC Programmable Logic Controller b POSSIBLE SOLUTIONS 1 Check fuse blown indicator on fuse 4 replace fuse if necessary and re test 2 Check switches using an...

Page 75: ... pendant to TB1 is correct check wiring on the main electrical panel then re test If NO wiring from the TB1 is incorrect Check wiring using the appropriated wiring diagrams listed above and re test E TEMPERATURE SENSING INTRODUCTION There is one 1 temperature sensing and controlling device in the ADS 464 located in the intake exhaust The temperature sensing devices are RTD s Resistance Temperature...

Page 76: ...formation is the connected to the PLC Programmable Logic Controller for processing Refer to the ADS 464 Ladder Diagram for circuit information 24 Volt DC Power Supply The 24 volt power supply used in the ADS 464 is an individual grade switching power supply rated for 120 volts AC input and 24 volts DC output Features this device incorporates are Overload protection to protect the load Internal fai...

Page 77: ...rature Device disconnect box and measure the RTD s resistance directly If the RTD resistance measurements is acceptable check circuit wiring If the RTD resistance measurements is not acceptable replace RTD and re test 2b Defective 24 Volt DC Power Supply With the control voltage ON check that 100 volts AC is applied to the device s AC input If no voltage check fuse 8 and wiring and re test Check t...

Page 78: ...control and safety devices to these motors The ADS 464 motors include MAIN BLOWER FAN MOTOR BURNER FAN MOTOR LEFT Basket TUMBLER MOTOR RIGHT Basket TUMBLER MOTOR Refer to the following diagrams for functional and wiring information ADS 464 MAIN PANEL WIRING DIAGRAM ADS 464 SYSTEM BLOCK DIAGRAM Motor Actuating Device Information ALL ADS 464 motor contactors have 110 volts 50 60 Hz actuation coils T...

Page 79: ...ify current setting Check circuit Check motor Re test 2b Verify that the associated output L E D light emitting diode on the PLC Programmable Logic Controller is active Verify that the associated output signal protection fuse is good Check associated PLC output circuit wiring to associated motor starter coil A terminals 3b Re test 4b Check associated motor starter circuit wiring to and from motor ...

Page 80: ...erminal and PLC Programmable Logic Controller have discontinued ERROR MESSAGES ADS 464 IDLING ADS 464 RUNNING CTRL VOLT OFF Cannot operate machine Stops dryer INTAKE Cannot operate machine Stops dryer EXHAUST DSFL Cannot operate machine Stops dryer DOOR OPEN Cannot operate machine Stops dryer SCREEN FAULT Cannot operate machine Stops dryer MOTOR FAULT Cannot operate machine Stops dryer GAS FAULT N...

Page 81: ...ADC 112103 1 06 18 96 3 2 06 24 96 25 3 11 12 99 20 ...

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