Dexter Laundry T-300 VENDED Operator's Manual
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Dexter Laundry T-300 VENDED Operator's Manual

Commercial washer vended c-series control
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COMMERCIAL WASHER
MODEL T-300 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:
- 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.
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.

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 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.
8514-223-001 REV B page 1
OPERATOR'S MANUAL
INSTALLATION & OPERATION
INSTRUCTIONS
Please read this information and retain for reference.

WARNING - FOR SAFETY

PREVENTIVE MAINTENANCE REQUIREMENTS

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Summary of Contents for Dexter Laundry T-300 VENDED

  • Page 1 COMMERCIAL WASHER MODEL T-300 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.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Page No. Washer Specifications Mounting Dimensions Installation Instructions Operating Instructions Programming the Washer Control Displayed Washer Faults Servicing and Troubleshooting Accessories and Contact Information WASHER SPECIFICATIONS MODEL T-300 20 LB. WASHER CAPACITY 20 LBS/2.7 CUBIC FT. (9.1 kg/76.5L) CYLINDER SIZE 21”...
  • Page 3 8514-223-001 REV B page 3...

  • Page 4: Installation Instructions

    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 FOR 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.
  • Page 5 8514-223-001 REV B page 5...
  • Page 6 PLUMBING Water supply hoses are furnished with each machine. The threaded connections on the hoses are ¾-11 ½ NHT. 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.
  • Page 7 FUSING REQUIREMENTS: SINGLE-PHASE 115VAC MODELS - 20 AMP TIME-DELAY (DUAL ELEMENT) FUSE (or equivalent circuit breaker) SINGLE- and THREE -PHASE 208-240VAC MODELS - 15 AMP TIME-DELAY (DUAL ELEMENT) FUSE (or equivalent circuit breaker) CONTROLS TRANSFORMER (208-240V models only) The controls transformer is located inside the control trough and steps a range of 208 to 240 volts down to 115 volts.

  • Page 8: Operating Instructions

    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 20 pounds clothes, dry weight. Do not load the washer with more than 20 lbs.
  • Page 9 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.

  • Page 10: Programming The Washer Control

    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.
  • Page 11 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 12 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 purpose of this shortened cycle is to test all major components for proper operation. Error Codes should all function normally during this test.
  • Page 13 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.
  • Page 14 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”...
  • Page 15 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.
  • Page 16 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 17 “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: 8514-223-001 REV B page 17...
  • Page 18 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 19 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 20 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 21 The figure below shows the sub menu options for Usage: 8514-223-001 REV B page 21...
  • Page 22 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 23 COIN WASHER DEFAULT CYCLE The following table shows the complete details for the coin washer default cycle. Bath Cycle Water Delay Fill Spin Time Bath Time (min.) Temp. (min.) Prewash Cold Wash Warm Extend Wash Rinse Cold Final Rinse Cold Extra Rinse Spin Extra Rinse Bath Cold...

  • Page 24: Displayed Washer Faults

    DISPLAYED WASHER FAULTS 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 ERROR fter three attempts to start the washer. Delay Immediate When the error occurs, the Door Lock Motor will be...
  • Page 25 Condition Invalid washer size jumper (harness) configuration. Immediate (after the wrong size jumper configuration Wrong Washer COMM is read). Washer size/type inputs are read only at Size Jumper Delay ERROR2 power up, before starting a cycle, once every 24 Configuration hours, and in factory test mode.
  • Page 26 COMM This error is a data error on communications between Communication Condition ERROR5 the controller and 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 27 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 28 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 29 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 30: Servicing And Troubleshooting

    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 opérations d'entretien des commandes, étiqueter tous les fils avant de les déconnecter. Toute erreur de câblage peut être une source de danger et de panne.
  • Page 31 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 Thermoactuator open unlocking thermoactuator is receiving 120VAC during the last minute...
  • Page 32 Water does not flush Water Valve Coil Check coil continuity at terminals and replace if no continuity. softener 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.
  • Page 33 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.
  • Page 34 9565-003-001 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.

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