American Dryer Corp. AD-670 Phase 7 Installation Manual Download

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2. Failed overload protector...

Incorrect overload setting.

3. Blown drive motor and blower (fan and impellor) motor fuses or overloads.

4. Failed motors (both blower [fan and impellor] motor and drive motor).

5. Failed microprocessor controller (computer).

Microprocessor controller (computer) display board light emitting diode (L.E.D.) display
reads “BAD PROBE” continuously and the buzzer (tone) sounds every 30-seconds...

1. Fault in microprocessor heating sensing circuit...

Failed microprocessor temperature sensor.

b. Failed microprocessor controller (computer) display board.

Broken wire or connection between the microprocessor controller (computer) and the microprocessor
temperature sensor.

H. Microprocessor controller (computer) L.E.D. display reads “DRY ENABLE” fault...

1. Front or rear doors open.

2. Dryer is not in level position.

3. Broken connection between level switches.

4. Level switches need to be adjusted.

5. Input from Programmable Logic Controller (PLC) is not present...

TSX07 does not have supply power.

b. Failed TSX07 PLC.

6. Failed microprocessor controller (computer) input/output (I/O) board.

Microprocessor controller (computer) I/O board display reads “FRONT DOORS NOT
CLOSED” or “REAR DOORS NOT CLOSED.”

1. Fault (open circuit) in front or rear switch circuit door.

2. One (1) of the front or rear door switches has failed.

3. One (1) of the front or rear door switch contact magnets is either missing or is broken.

4. Broken wire or connection in front door.

Summary of Contents for AD-670 Phase 7

Page 1: ...supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier AVERTISSEMENT Assurez vous de bien suivrelesinstructionsdonnéesdanscettenotice pour réduire au minimum le risque d incendie ou d explosion ou pour éviter tout dommage matériel toute blessure ou la mort Ne pas e...

Page 2: ...e as possible and hope you will find it useful ADC reserves the right to make changes from time to time without notice or obligation in prices specifications colors and material and to change or discontinue models The illustrations included in this manual may not depict your particular dryer exactly Important For your convenience log the following information DATE OF PURCHASE _____________________...

Page 3: ...ATION DRYERSSHOULDNEVERBELEFTUNATTENDEDWHILEINOPERATION CAUTION FORYOURSAFETY DONOT DRYMOPHEADSINTHEDRYER DO NOTUSEDRYERINTHEPRESENCEOFDRYCLEANINGFUMES WARNING UNDER NO CIRCUMSTANCES should the dryer door switches lint drawer switch heat safety circuit or tilt switches ever be disabled Attention Au moment de l entretien des commandes étiquetez tous les fils avant de les débrancher Des erreurs de c...

Page 4: ...d in an area where it will be exposed to water or weather The wiring diagram for the dryer is located in the left front electrical control cabinet DRYERMUST NEVERBEOPERATEDWITHOUTTHELINTDRAWERSINPLACE EVENIFANEXTERNALLINTCOLLECTIONSYSTEMISUSED WARNING The dryer must never be operated with any of the back guards outer tops or service panels removed PERSONAL INJURY OR FIRE COULD RESULT ...

Page 5: ...uirements 9 C ExhaustRequirements 10 D ElectricalRequirements 13 E Gas Requirements 15 F CompressedAirRequirements 18 G PreoperationalTests 19 H Preparation For Operation Start Up 21 I ShutDownInstructions 22 SECTION IV ROUTINE MAINTENANCE 23 A Cleaning 23 B Adjustments 25 C Lubrication 25 SECTION V SERVICE PARTS INFORMATION 26 A Service 26 B Parts 26 SECTION VI WARRANTY INFORMATION 27 A Returning...

Page 6: ... Line Loop 34 SECTION IX COMPONENT SYSTEM DESCRIPTIONS 35 A Basket Tumbler DriveSystem 35 B Basket Tumbler 36 C Blower System 36 D Air Jet System 36 E Safety Devices 36 SECTION X PHASE 7 OPL SYSTEM DIAGNOSTICS 38 A Diagnostic L E D Display Fault Messages 38 B I O Board Input and Output L E D Indicators 40 SECTION XI TROUBLESHOOTING 45 SECTION XII OPTIONAL SPRINKLER SYSTEM COMPONENTS 52 ...

Page 7: ... accepted but the 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...

Page 8: ...cal switch c DO NOT use any phone in your building d Clear the room building or area of ALL occupants e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions f If you cannot reach your gas supplier call the fire department 4 Installation and service must be performed by a qualified installer service agency or gas supplier 5 Dryer s must be exhausted to t...

Page 9: ...N NOTE Failure to do so will VOID THE WARRANTY 9 UNDER NO CIRCUMSTANCES should the dryer door switches lint drawer switch heat safety circuit or tilt switches ever be disabled WARNING PERSONAL INJURY OR FIRE COULD RESULT 10 This dryer is not to be used in the presence of dry cleaning solvents or fumes 11 Remove articles from the dryer as soon as the drying cycle has been completed WARNING Articles...

Page 10: ...18 7 kW Door Sill Height Level 52 132 1 cm Compressed Air Volume 1 way 2 way tilt 15 19 cfh 0 42 0 54 cmh Compressed Air Connection 1 2 F N P T S A F E Water Connection 1 F N P T Voltage Available 208 480v 3Ø 3 4w 50 60 Hz Heat Input 2 200 000 Btu hr 554 400 kcal hr Approx Shipping Weight 9 200 lb 4 173 kg Airflow 13 000 cfm 368 cmm Inlet Pipe Connection 2 F N P T 061103 Water supply must be 40 ps...

Page 11: ...7 AD 670 1 Door Tilting 2 Door Tilting B DIMENSIONS NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation ...

Page 12: ...T EDITION for General Installation and Gas Plumbing 1 The dryer must be installed on a sound level floor capable of supporting its weight Carpeting must be removed from the floor area that the dryer is to rest on IMPORTANT The dryer must be installed on noncombustible floors only 2 The dryer must not be installed or stored in an area where it will be exposed to water and or weather 3 The dryer is ...

Page 13: ...e from the outdoors atmosphere of a minimum of 16 square feet 1 48 square meters is required for each dryer for proper combustion To compensate for the use of registers or louvers used over the openings this make up air area must be increased by approximately thirty three percent 33 Make up air openings should not be located in an area directly near where exhaust vents exit the building It is not ...

Page 14: ...work is not critical so long as the minimum cross sectional area is provided It is suggested that the use of 90º turns in ducting be avoided use 30º and or 45º angles instead The radius of the elbow should preferably be 1 1 2 times the diameter of the duct The dryer comes with a 24 inch 60 96 cm diameter exhaust duct connection The plant s exhaust duct must be at least 24 inches 60 96 cm in diamet...

Page 15: ...d within this opening a Outside Ductwork Protection 1 To protect the outside end of the horizontal ductwork from the weather a 90º elbow turned downward should be installed where the exhaust exits the building If the ductwork travels vertically up through the roof it should be protected from the weather by using a 180º turn to point the opening downward In either case allow at least twice the diam...

Page 16: ...12 ...

Page 17: ...e a fire hazard NOTE The use of aluminum wire will VOID THE WARRANTY 1 Electrical Service Specifications IMPORTANT THE DRYER MUST BE CONNECTED TO THE ELECTRIC SUPPLY SHOWN ON THE DATA LABEL THAT IS AFFIXED TO THE LEFT SIDE OF THE MAIN ELECTRICAL CABINET LOCATED IN THE RIGHT HAND ELECTRICAL ENCLOSURE GAS ELECTRICAL SERVICE SPECIFICATIONS PER DRYER IMPORTANT NOTES A B C 208 VAC AND 230 240 VAC ARE N...

Page 18: ... relay box NOTE A CIRCUIT SERVICING EACH DRYER MUST BE PROVIDED 3 Main Grounding A ground earth connection must be provided and installed in accordance with state and local codes In the absence of these codes grounding must conform to applicable requirements of the National Electrical Code ANSI NFPA NO 70 LATEST EDITION or in Canada the installation must conform to applicable Canada Standards Cana...

Page 19: ...valve which will VOID THE WARRANTY WARNING FIRE OR EXPLOSION COULD RESULT 1 Gas Supply The gas dryer installation must meet the American National Standard National Fuel Gas Code ANSI Z223 1 LATEST EDITION or in Canada the Canadian Installation Codes CAN CGA B149 1 M91 Natural Gas or CAN CGA B149 2 M91 L P Gas or LATEST EDITION as well as local codes and ordinances and must be done by a qualified p...

Page 20: ... at the bottom of the dryer base Inlet Connection 2 F P T BTU hr input per dryer 2 200 000 BTU hr 554 400 kcal hr TYPE OF GAS Natural Liquid Propane Pressure Hi Fire Gas Valve 3 5 inches W C 8 7 mb 6 5 inches W C 16 17 mb Pressure Gauge P1 3 5 inches W C 8 7 mb 6 5 inches W C 16 17 mb Pressure Into Internal Regulator 6 0 12 0 inches W C 14 92 mb 29 9 mb 11 0 inches W C 27 4 mb Shaded areas are sta...

Page 21: ...mount of ALL the appliance BTUs being supplied The dryer is provided with a 2 N P T inlet pipe connection located at the right side of the base of the dryer For ease in servicing the gas supply line of each dryer must have its own shutoff valve The size of the main gas supply line header will vary depending on the distance this line travels from the gas meter or in the case of L P gas the supply t...

Page 22: ...It is important that gas pressure regulators meet applicable pressure requirements and that gas meters be rated for the total amount of ALL the appliance BTUs being supplied IMPORTANT The dryer and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of 1 2 psig 3 5 kPa NOTE The dryer must be isol...

Page 23: ...was in progress will be canceled and returned to the READY state If the temperature is below the Cool Down set point the cycle that was in progress will be canceled and go to Wrinkle Guard 7 When the programmed drying time has expired the Phase 7 OPL microprocessor controller computer will proceed into the Cool Down Cycle Mode 8 Once the Cool Down cycle begins at the end of the heat cycle the L E ...

Page 24: ...MPORTANT Dryer blower motor and impellor fan shaft as viewed from the left side of the dryer must turn in the counterclockwise CCW direction otherwise the dryer efficiency will be drastically reduced and premature component failure can result 11 Heat Circuit Operational Test a Gas Models 1 When the dryer is first started during initial start up the burners have a tendency not to ignite on the firs...

Page 25: ...reprogrammed by the factory with the most commonly used program parameter selections If computer programming changes are required refer to the User s Manual which was shipped with the dryer H PREPARATION FOR OPERATION START UP The following items should be checked before attempting to operate the dryer 1 Read ALL CAUTION WARNING and DIRECTION labels attached to the dryer 2 Check incoming supply vo...

Page 26: ...to the dryer I SHUT DOWN INSTRUCTIONS If the dryer is to be shut down taken out of service for a period of time the following must be performed 1 Discontinue power to the dryer either at the external disconnect switch or the circuit breaker 2 Discontinue the heat supply a GAS MODELS discontinue the gas supply 1 SHUT OFF external gas supply shutoff valve 2 SHUT OFF internal gas supply shutoff valve...

Page 27: ...Y MAINTENANCE IN THE DRYER NOTE Suggested time intervals shown are for average usage which is considered six 6 to eight 8 operational running hours per day WARNING TO AVOID THE HAZARD OF ELECTRICAL SHOCK DISCONTINUE ELECTRICAL SUPPLY TO THE DRYER IMPORTANT Dryer produces combustible lint and must be exhausted to the outdoors Every 6 months inspect the exhaust ducting and remove any lint build up S...

Page 28: ...d will VOID THE WARRANTY Grease the two 2 fan impellor shaft bearings in the base of the dryer with Shell Alvania 2 grease or its equivalent Check the fan impellor V belts for tightness and wear Retighten and or replace if required Inspect and remove any lint accumulation in customer furnished exhaust ductwork system and from the dryer s internal exhaust ducting NOTE THE ACCUMULATION OF LINT IN TH...

Page 29: ... connections to the motor contactors and overloads are tight This is done to accommodate the compression of the wires over time C LUBRICATION MONTHLY The two 2 2 inch 5 08 cm bearings that support the impellor fan shaft should be lubricated Use Shell Alvania 2 grease or its equivalent Impellor fan shaft bearings must be lubricated EVERY 3 MONTHS The four 4 2 3 16 5 56 cm bearings that support the ...

Page 30: ...al number so that your inquiry is handled in an expeditious manner B PARTS 1 Replacement parts should be purchased from the reseller from whom the ADC equipment was purchased If the reseller cannot be contacted or is unknown contact the ADC Parts Department for a reseller in your area Parts may also be purchased directly from the factory by calling the ADC Parts Department at 508 678 9000 or you m...

Page 31: ...om whom you purchased the equipment and request a dryer warranty form If the reseller cannot be contacted or is unknown warranty information can be obtained from the factory by contacting the ADC Warranty Department at 508 678 9000 NOTE Whenever contacting the ADC factory for warranty information be sure to have the dryer s model number and serial number available so that your inquiry can be handl...

Page 32: ...ransit Damage claims are the responsibility of the shipper IMPORTANT No replacements credits or refunds 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 ...

Page 33: ...orporation certain information is required to insure proper service parts information from ADC This information is on the data label that is affixed to the left side of the main electrical cabinet located in the right hand electrical enclosure When contacting ADC please have the model number and serial number available ...

Page 34: ... particular model 4 TYPE OF HEAT This describes the type of heat for your particular dryer gas either natural gas or liquid propane L P gas or steam 5 HEAT INPUT for GAS DRYERS This describes the heat input in British Thermal Units per Hour BTUH 6 ORIFICE SIZE for GAS DRYERS Gives the number drill size used 7 ELECTRIC SERVICE This describes the electric service for your particular model 8 GAS MANI...

Page 35: ... the main gas supply line the lo fire gas loop and the atmospheric line burner A PILOT GAS SUPPLY LINE The pilot gas supply line is the 1 2 line which tees off the main gas supply line just after the main internal regulator This line supplies the gas for the standing pilot It is the standing pilot that is used to ignite the main flame 1 1 2 N P T Gas Pilot Regulator The 1 2 regulator on this line ...

Page 36: ...l shutoff valve when the handle is placed in the horizontal position and a flow regulator when the handle is in the vertical position a Although adjustment of this valve has been made at the factory it may be necessary to adjust the orifice once the dryer has been installed for proper pilot b Adjustable orifice pilot gas cock adjustment 1 Turn the adjustment cap counterclockwise CCW until it is re...

Page 37: ...electrohydraulic gas shutoff valve It is slow opening and fast closing with adjustability for flow rate Although this valve has been preset at the factory this valve may need to be readjusted at time of installation a High Fire Gas Valve Adjustment 1 Loosen the pan head screw until you can manually rotate the flow adjustment cap for 1 1 2 to 2 turns 2 While holding the valve body turn the flow adj...

Page 38: ...le Orifice The adjustable orifice found in the lo fire gas supply line controls the flow of gas to the burner during lo fire a Adjustable Orifice Lo Fire Valve Adjustment 1 Loosen the locking nut by turning the nut counterclockwise CCW 2 Turn the adjustment knob clockwise CW to reduce gas flow through the Lo Fire Gas Loop or counterclockwise CCW to increase gas flow 3 Retighten locking nut ...

Page 39: ...ed to the drive shaft by two 2 B section V belts driving a shaft mounted 5 6 to 1 ratio gear reducer This produces a basket tumbler speed of approximately 31 5 r p m Proper tension is maintained on the V belts by tightening the gear reducer turnbuckle support The oil in the gear reducer must be changed every 6 months by 1 1 2 quarts 1 4 liters of I S O viscosity grade 460 gear oil ...

Page 40: ...hes ensure that the doors are closed before the dryer can start and ensures that the doors are fully open before the dryer will tilt If the dryer is started when the load doors are open the microprocessor controller computer light emitting diode L E D display will show door 2 Lint Basket Switch This switch ensures that the lint basket is closed before the dryer can start This switch is located at ...

Page 41: ...s in contact with an electric switch When the air blower comes on it draws air through the gas burners This creates a negative pressure inside the burner boxes This negative pressure pulls in the round dampers and activates the sail switches If there is an improper low airflow through the dryer the sail switch dampers will not pull in preventing the heat from coming on and the Phase 7 will display...

Page 42: ...PER OSHA Occupational Safety and Health Administration STANDARDS ALL major circuits including door microprocessor temperature sensor heat and motor circuits are monitored The Phase 7 OPL microprocessor controller computer will inform the user via the light emitting diode L E D display of certain failure messages along with L E D indicators on the input output I O board on the back panel of the fro...

Page 43: ...uld be open FRONT SAIL SWITCH OPEN FAULT Front sail switch is open and should be closed REAR SAIL SWITCH CLOSED FAULT Rear sail switch is closed and should be open REAR SAIL SWITCH OPEN FAULT Rear sail switch is open and should be closed FAN CONTACTOR FAULT The fan contactor was not pulled in FRONT BURNER HI LIMIT FAULT Indicates the temperature disk in the front burner has opened REAR BURNER HI L...

Page 44: ...40 B I O BOARD INPUT AND OUTPUT L E D INDICATORS ...

Page 45: ...Rear Heat 2 AUDIO ALERT Horn On 3 FWD Basket Tumbler Forward 4 REV Basket Tumbler Reverse 5 AIR JET Air Jet On 6 FAN Blower Fan On 7 F_HEAT Front Heat 8 PRG1 Programmable Output 1 9 PRG2 Programmable Output 2 10 PRG3 Programmable Output 3 11 PRG4 Programmable Output 4 12 OCL1 Open Collector Output 1 13 OCL2 Open Collector Output 2 14 OCL3 Open Collector Output 3 15 OCL4 Open Collector Output 4 16 ...

Page 46: ...rd This signal will indicate that ALL the doors are closed and the dryer is level When these conditions are met then the L E D is ON 16 LINT RED L E D This L E D will indicate the status of the Lint Drawer If the drawer is closed then the L E D is ON 17 R_HE Supply power for rear heat output optional 18 F_HE Supply power for front heat output 19 24VM RED L E D Control voltage at the spare inputs 2...

Page 47: ... 7 F_HEAT GREEN L E D This L E D will indicate the status of the Front Heat output If the request to turn on the Front Burner is made then the L E D is ON 8 PGR1 GREEN L E D This is for a spare output to be programmed 9 PGR2 GREEN L E D This is for a spare output to be programmed 10 PGR3 GREEN L E D This is for a spare output to be programmed 11 PGR4 GREEN L E D This is for a spare output to be pr...

Page 48: ...ed to Rear Door Open 18 OCL7 GREEN L E D This L E D will indicate the status of the Open Collector 7 output If the request to turn on the Open Collector 7 is made then the L E D is ON Programmable and Defaulted to Rear Door Closed 19 OCL8 GREEN L E D This L E D will indicate the status of the Open Collector 8 output If the request to turn on the Open Collector 8 is made then the L E D is ON Progra...

Page 49: ...T When replacing blown fuses the replacement must be of the exact rating as the fuse 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 BYA QUALIFIED PROFESSIONAL OR SERVICE AGENCY WARNING WHILE MAKING REPAIRS OBSERVE ALL SAFETY PRECAUTIONS DISPLAYED ON THE DRY...

Page 50: ...direction Appropriate microprocessor controller computer relay output indicator is on 1 Failed reversing contactor relay 2 Failed electrical reversing contactor interlock Appropriate microprocessor controller computer relay output indicator is off 1 Failed microprocessor controller computer I O board D Drive motor operates okay for a few minutes and then either repeatedly or occasionally trips the...

Page 51: ...ctor coil Microprocessor controller computer I O board FAN relay output indicator is off 1 Failed microprocessor controller computer I O board F Blower fan and impellor motor operates okay for a few minutes and then either repeatedly or occasionally trips the overload protector NOTE When the overload protector trips the microprocessor controller computer I O board red light emitting diode L E D FN...

Page 52: ... controller computer and the microprocessor temperature sensor H Microprocessor controller computer L E D display reads DRY ENABLE fault 1 Front or rear doors open 2 Dryer is not in level position 3 Broken connection between level switches 4 Level switches need to be adjusted 5 Input from Programmable Logic Controller PLC is not present a TSX07 does not have supply power b Failed TSX07 PLC 6 Faile...

Page 53: ...uch pad entries 1 Failed keyboard touch pad label assembly 2 Failed microprocessor controller computer display board M Microprocessor controller computer locks up and the display reads erroneous messages or ONLY partial segments 1 Transient power voltage spikes disconnect the electrical power to the dryer wait 1 minute and reestablish power to the dryer If problem is still evident a Failed micropr...

Page 54: ...eed 0 3 inches 0 74 mb water column W C 2 Restriction in ductwork check duct from the dryer ALL the way to the outdoors 3 Low or inconsistent gas pressure for GAS MODELS ONLY 4 Insufficient make up air 5 Poor air and gas mixture at burner yellow or poor flame pattern adjust gas burner air adjustment shutters for GAS MODELS ONLY 6 Lint screen is not being cleaned on a regular basis or often enough ...

Page 55: ...ing 9 Drive wheel is loose 10 Failed drive wheel S Dryer will not tilt Tilt to load 1 Correct door signals are not present a Door open to tilt up b Door closed to tilt level 2 Defective proximity switch 3 No external compressed air to pneumatic switches 80 PSI 5 51 bars required 11 cf hr 0 31 cm hr 4 Lint drawer is open Tilt to unload 1 Correct door signals are not present a Door open to tilt down...

Page 56: ... dryer Power to turn ON the pneumatic valve is supplied from the sprinkler control circuit Power to turn OFF the sprinkler is supplied from a manual reset button located on the right front control door SPRINKLER VALVE This valve controls the flow of the sprinkler water It is air actuated and requires air pressure to turn ON or OFF NOTE THAT THERE IS A RED INDICATING PISTON AT THE REAR OF THIS SPRI...

Page 57: ...ate for voltage rating information SPRINKLER THEORY OF OPERATION 1 Power sprinkler system circuit 2 TURN TO RELEASE ALL EMERGENCY STOP E Stop buttons 3 Run dryer If the temperature of the basket tumbler should rise above the sprinkler controller s preset value the sprinkler system will activate and the following will occur An AUTOMATIC EMERGENCY STOP E Stop will stop the dryer The alarm horn will ...

Page 58: ... NO DECIMAL POINT InPt INPUT FAULT TIMER 0 2 SPL SET POINT LOW 500 SETTING CANNOT BE LOWER SPH SET POINT HIGH 700 SETTING CANNOT BE HIGHER SPSt SET POINT STATE rE REVERSE ACTION SPLP SET POINT LAMP 0 oFF LAMP OFF WHEN OUTPUT IS ON AL HIGH ALARM ONLY Hi ALt ALARM TYPE Abs ABSOLUTE ALARM ALrE ALARM RESET OnOF AUTOMATIC RESET ALPi ALARM POWER INTERRUPT OFF ALARM INHIBIT IS OFF ALiH ALARM INHIBIT OFF ...

Page 59: ...55 ...

Page 60: ...ADC113049 5 09 03 04 0 ...

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