Dexter Laundry T-300 Operator's Manual
Commercial washers vended c-series control
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- Operators manual installation & operation instructions (340 pages) ,
- Service procedures and parts data (110 pages) ,
- Parts & service manual (87 pages)
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COMMERCIAL WASHERS
MODELS
T-300/350/400/450/600/650/750/900/950/1200/1450
VENDED C-SERIES CONTROL
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:
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Excessively high water level.
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If machine is not connected to a properly grounded circuit.
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If the door does not remain securely locked during the entire cycle.
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Vibration or shaking from an inadequate mounting or foundation.
WARNING - SAFETY PRECAUTIONS
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Always shut off power and water supply before servicing.
Do not overload the washer.
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Do not open door when cylinder is in motion or it contains water.
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Do not bypass any safety devices of this washer.
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Do not use volatile or flammable substances in or near this washer.
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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 an entire
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cycle.
Check the water connections for leaks.
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Clean the top, front, and sides of the cabinet to remove residue.
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Clean the soap dispenser and lid and check that all dispenser mounting screws are in-place and
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tight.
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Check the drain valve for leaking and that it opens properly.
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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.
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QUARTERLY
Make sure the washer is inoperative by switching off the main power supply.
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Check the V-belts for wear and proper tension.
Clean lint and other foreign matter from around motor.
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Check all water connections for leaks.
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Wipe and clean the inside of the washer and check that all electrical components are free of
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moisture and dust.
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Remove and clean water inlet hose filters. Replace if necessary.
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Check anchor bolts. Retighten if necessary
IMPORTANT: Replace any and all panels that were removed to perform daily and/or quarterly
maintenance.
8514-296-001 REV A page 1
OPERATOR'S MANUAL
INSTALLATION & OPERATION
INSTRUCTIONS
Please read this information and retain for reference.
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Table of Contents
Related Manuals for Dexter Laundry T-300
Summary of Contents for Dexter Laundry T-300
- Page 1 COMMERCIAL WASHERS MODELS T-300/350/400/450/600/650/750/900/950/1200/1450 VENDED C-SERIES CONTROL OPERATOR’S MANUAL INSTALLATION & 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.
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Page 2: Table Of Contents
Standard Washers..................4 Express Washers ..................5 INSTALLATION INSTRUCTIONS ................6 FOUNDATION REQUIREMENTS ..............6 MOUNTING ....................6 2.2.1 T-300 Machine Mounting Detail ............... 8 2.2.2 T-300 Commercial Washer Dimensions ............ 9 2.2.3 T-350 Machine Mounting Detail ............. 10 2.2.4 T-350 Commercial Washer Dimensions .......... - Page 3 STARTING THE WASHER ................33 END OF CYCLE ................... 34 EMERGENCY STOP / SAFETY DOOR LOCK ............ 34 VARIABLE FREQUENCY DRIVE INDICATORS ..........35 MACHINE PROGRAMMING INSTRUCTIONS ............36 MANUAL PROGRAMMING: ................36 Optional Cycles Option: ................39 Error Code Historical Log: ................40 Prices Option: .....................
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Page 4: Washer Specification Sheet
WASHER SPECIFICATION SHEET Standard Washers T-300 T-400 T-600 T-900 T-1200 Capacity Dry Weight Capacity - lb (kg) (9.1) (13.6) (18.1) (27.2) (36.3) Cylinder Volume - cu ft (L) (76.5) (113.3) (170) (254.9) 11.5 (325.6) Speed High Extract Speed - g (RPM) -
Page 5: Express Washers
Express Washers T-350 T-450 T-650 T-750 T-950 T-1450 Capacity Dry Weight Capacity - lb (kg) (9.1) (13.6) (18.1) (22.7) (27.2) (40.8) Cylinder Volume - cu ft (L) (76.5) (107.6) (170) (184.1) (254.9) 13.7 (388) Speed High Extract Speed - g (RPM) (819) (750) (750) -
Page 6: Installation Instructions
T-650/750/900/950/1200/1450: approximately 4 inches (102 mm) Allow a minimum 24 inches (610 mm) of clearance behind the rear of the machine to provide access for motor service. Contact a Dexter laundry equipment distributor for recommended steel mounting bases. 8514-296-001 REV A page 6... - Page 7 If an elevated concrete pedestal is desired, it should be embedded and tied into the existing floor (cut through existing floor as shown). See Machine Mounting Detail Figures for floor thickness and bolt sizes. EXPANSION ANCHORS ARE NOT RECOMMENDED FOR USE IN CONCRETE PEDESTALS BECAUSE THE ANCHORS ARE TOO CLOSE TO AN EDGE, CAUSING IT TO BREAK OUT.
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Page 8: T-300 Machine Mounting Detail
2.2.1 T-300 Machine Mounting Detail 8514-296-001 REV A page 8... -
Page 9: T-300 Commercial Washer Dimensions
2.2.2 T-300 Commercial Washer Dimensions 8514-296-001 REV A page 9... -
Page 10: T-350 Machine Mounting Detail
2.2.3 T-350 Machine Mounting Detail 8514-296-001 REV A page 10... -
Page 11: T-350 Commercial Washer Dimensions
2.2.4 T-350 Commercial Washer Dimensions 8514-296-001 REV A page 11... -
Page 12: T-400 Machine Mounting Detail
2.2.5 T-400 Machine Mounting Detail 8514-296-001 REV A page 12... -
Page 13: T-400 Commercial Washer Dimensions
2.2.6 T-400 Commercial Washer Dimensions 8514-296-001 REV A page 13... -
Page 14: T-450 Machine Mounting Detail
2.2.7 T-450 Machine Mounting Detail 8514-296-001 REV A page 14... -
Page 15: T-450 Commercial Washer Dimensions
2.2.8 T-450 Commercial Washer Dimensions 8514-296-001 REV A page 15... -
Page 16: T-600 Machine Mounting Detail
2.2.9 T-600 Machine Mounting Detail 8514-296-001 REV A page 16... -
Page 17: T-600 Commercial Washer Dimensions
2.2.10 T-600 Commercial Washer Dimensions 8514-296-001 REV A page 17... -
Page 18: T-650 Machine Mounting Detail
CONCRETE PEDESTAL MOUNTING FLOOR OUTLINE Figure 1-1 Figure 1-2 2.2.11 T-650 Machine Mounting Detail 8514-296-001 REV A page 18... -
Page 19: T-650 Commercial Washer Dimensions
2.2.12 T-650 Commercial Washer Dimensions 8514-296-001 REV A page 19... -
Page 20: T-750 Machine Mounting Detail
CONCRETE PEDESTAL MOUNTING FLOOR OUTLINE Figure 1-1 Figure 1-2 2.2.13 T-750 Machine Mounting Detail 8514-296-001 REV A page 20... -
Page 21: T-750 Commercial Washer Dimensions
2.2.14 T-750 Commercial Washer Dimensions 8514-296-001 REV A page 21... -
Page 22: T-900/950 Machine Mounting Detail
CONCRETE PEDESTAL MOUNTING FLOOR OUTLINE Figure 1-1 Figure 1-2 2.2.15 T-900/950 Machine Mounting Detail 8514-296-001 REV A page 22... -
Page 23: T-900/950 Commercial Washer Dimensions
2.2.16 T-900/950 Commercial Washer Dimensions 8514-296-001 REV A page 23... -
Page 24: T-1200 Machine Mounting Detail
CONCRETE PEDESTAL MOUNTING FLOOR OUTLINE Figure 1-1 Figure 1-2 2.2.17 T-1200 Machine Mounting Detail 8514-296-001 REV A page 24... -
Page 25: T-1200 Commercial Washer Dimensions
2.2.18 T-1200 Commercial Washer Dimensions 8514-296-001 REV A page 25... -
Page 26: T-1450 Machine Mounting Detail
CONCRETE PEDESTAL MOUNTING FLOOR OUTLINE Figure 1-1 Figure 1-2 2.2.19 T-1450 Machine Mounting Detail 8514-296-001 REV A page 26... -
Page 27: T-1450 Commercial Washer Dimensions
2.2.20 T-1450 Commercial Washer Dimensions 8514-296-001 REV A page 27... -
Page 28: Plumbing
DRAIN The drain outlet tube size: For T-300 and 350 is 2 ¼ inches (57 mm) in diameter, and for all other models is 3 inches (76 mm) in diameter. Any drain hose used must be lower than the drain valve to assure proper draining. - Page 29 WARNING: SHUT OFF POWER AND WATER BEFORE OPENING ANY SERVICE PANELS. ELECTRICAL CONNECTIONS 8514-296-001 REV A page 29...
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Page 30: Installing The Electrical Connection
NOT be connected to L1 or L2. However, failure due to a voltage surge on the high leg is not covered by equipment warranty. Contact Dexter Laundry with any questions. 2.6.1.4 If power is 208-240V-1PH-60Hz, connect L1, L2 and Ground. -
Page 31: Controls Transformer (208-240V 60 Hz Models Only)
2.6.3 CONTROLS TRANSFORMER (208-240V 60 Hz models only) 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. -
Page 32: Operation Check
OPERATION CHECK After all mounting, plumbing and electrical work is completed, run the machine through a complete wash cycle. Check for water leaks and verify proper operation. During intermediate spin and final spin, the cylinder should turn in a counterclockwise direction when viewed from the front of the machine. If spin is clockwise, the T1 and T2 motor wires connecting to terminal T1 and T2 on the variable frequency drive should be swapped. -
Page 33: Operating Instructions
OPERATING INSTRUCTIONS STARTING THE WASHER 3.1.1 Turn on power to the washer. 3.1.2 Load the laundry. Place laundry into the cylinder and latch the door securely. Be sure laundry does not get caught between the door gasket and tub front when closing the door. -
Page 34: End Of 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. -
Page 35: Variable Frequency Drive Indicators
VARIABLE FREQUENCY DRIVE INDICATORS There are three small red LEDs located on the upper Variable Frequency Drive (VFD) cover. They are labeled as “READY”, “RUN”, and “FAULT” and can be used for troubleshooting. The definitions of the LEDs are listed in Table 1 below. “READY”... -
Page 36: Machine Programming Instructions
MACHINE PROGRAMMING INSTRUCTIONS 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. - Page 37 When manual programming mode is entered, the “Start”, “Hot”, “Warm” and “Cold” buttons perform alternate functions. Button Name Alternate Function in Programming Mode Becomes the action to accept the displayed option or Start the “Enter” key Becomes the action to move UP through displayed options (Press &...
- Page 38 8514-296-001 REV A page 38...
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Page 39: Optional Cycles Option
Optional Cycles Option: This option allows the user to select the different test and short-cycle options. 1. “Quick Test” will begin a shortened wash cycle without the displayed vend price being met. The purpose of this shortened cycle is to test all major components for proper operation. -
Page 40: Error Code Historical Log
Error Code Historical Log: 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. -
Page 41: Temp Pricing Option
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. - Page 42 Model Adjustable Final Spin Range T-300 60G to 100G T-350 or T-350 SWD 60G to 200G T-400 60G to 100G T-450 or T-450 SWD 60G to 200G T-600 60G to 100G T-650 60G to 200G T-750 or T-750 SWD 60G to 200G...
- Page 43 The figure below shows the sub menu options for Cycles: 8514-296-001 REV A page 43...
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Page 44: Plus Cycle Options
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. - Page 45 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 “Final Rinse” bath. If the customer does not meet the vend price of the “Extra Rinse”...
- Page 46 The figure below shows the sub menu options for Plus Cycle Options: 8514-296-001 REV A page 46...
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Page 47: Settings
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. - Page 48 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 seconds to confirm that RTC is meant to be reset to the complete entry. 7.
- Page 49 The figure below shows the sub menu options for Settings: 8514-296-001 REV A page 49...
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Page 50: Usage Menu
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. - Page 51 The figure below shows the sub menu options for Usage: 8514-296-001 REV A page 51...
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Page 52: Control Menu
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. “Serial Number”: This is the control serial number. 2. -
Page 53: Coin Washer Default Cycle
4.10 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 Cold Wash Warm Extend Wash Rinse Cold Final Rinse Cold Extra Rinse Spin Extra Rinse Bath... -
Page 54: Water Level Adjustment
Vended 5.25 (133) Model 5.50 (140) Switch #1 Effiecient Switch #2 Classic 5.75 (146) Inches (mm) Inches (mm) 5.25 7.00 6.00 (152) T-300 (133) (178) 6.25 (159) T-350 5.25 (133) 6.25 (159) 6.50 (165) T-350 SWD 5.25 (133) 6.25 (159) 6.75... -
Page 55: Displayed Washer Messages
DISPLAYED WASHER MESSAGES Displayed Fault Code Description DOOR This error is when the Door Locked signal is not Door Lock LOCK Condition received within one second after the start of the cycle. Error fter three attempts to start the washer. ERROR Delay Immediate... - Page 56 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. Solution Check connection P23 to P15. Turn power back on to the washer. If the problem returns, replace the PCB washer controller.
- Page 57 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, Solution plug end.
- Page 58 Check VFD fault light before turning off power. Inspect the braking resistors and measure the resistance. Check connecting wiring from braking resistor to the Solution drive mounted in the top of the washer. Reset the drive and try again. Possibly incorrectly programmed drive.
- Page 59 This error is when the drive size does not match the Condition washer size. Immediate. (after the size jumper configuration is Washer size/ DRIVE read). Washer size/type inputs are read only at power VFD size Delay ERROR1 up, before starting a cycle, once every 24 hours and in mismatch factory test mode Stop the machine and clear the cycle.
- Page 60 VFD Over- DRIVE OV Condition This error is over-voltage on the VF drive voltage Fault Delay Delay time is 35 seconds. Stop the machine and clear the cycle. Keep the door Action locked until the machine has stopped moving and then unlock the door.
- Page 61 VFD Ground DRIVE GFI Condition This error is a ground fault interruption on the VF drive Fault Delay Delay time is 12 seconds. Stop the machine and clear the cycle. Keep the door Action locked until the machine has stopped moving and then unlock the door.
- Page 62 COMM Condition This error indicates that a VFD exception error is set and ERROR6 Communication there is no VFD fault in the VFD fault register and there is Fault no COMM ERROR 5 condition. Delay Occurs following the “DELAY” error (see corresponding detail) Action Stop the machine and clear the cycle.
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Page 63: Troubleshooting
Check breaker or fuse for continuity. If no continuity, replace breaker or fuse. For 60 Hz the T-300 through T-900 use the 1.5 amp Control Breaker or fuse fuse. The T-950, T-1200 and T-1450 use a 2.5 amp fuse. (For 50... - Page 64 Check for continuity through door latch switch when door closed. If Door Switch no continuity, adjust or replace door switch. 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 (60 Hz) or 24 VAC (50 Hz) during the last 1 1/2 minutes of the cycle.
- Page 65 board. Black or white wire at Check black and white wire at Molex plug on main PCB controller controller and main relay P21 connection and at PCB relay board P20 connection. Water does not flush Water Valve Coil Check coil continuity at terminals and replace if no continuity. softener compartment.
- Page 66 Door may need adjustment due to abuse or wear. Check tightness around perimeter using a dollar bill. Adjust left to right tightness by Water shims at door lock or hinge side. It is important to center gasket to leakage Door Adjustment tub opening before tightening door to hinge bolts.
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Page 67: Transient Voltage Surge Suppressors
TRANSIENT VOLTAGE SURGE SUPPRESSORS IMPORTANT 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. -
Page 68: Service And Parts
9565-003-001 (All) Strainer, Inlet Hose 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.