Instruction/ maintenance manual of the product T-350 Express Dexter
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8 514 - 224 - 001 REV A page 1 COMMERCIAL WASHER MODEL T- 35 0 EXPRESS VENDED C- SERIES CONTROL OPERATOR’S MANUAL INSTALLATION & OPERATION INSTRUCTIONS Please read t his infor mation and ret ain for r eference. WARNIN G - THIS WASHER IS EQUIPPED WITH DEVICES AND FEATURES RELATING TO ITS SAF E OPERATION.
8 514 - 224 - 001 REV A page 2 TABLE OF CONTENTS Page No. Wash er Specifications 2 Mounting Dimensions 3 Installation Instructions 4 Operating Instructions 8 Programming the Washer Control 10 Displayed Washer Faults 24 Servicing and Troubleshooting 30 Acce ssories and Contact Information 34 WASHER SPECIFICATIONS MODEL T- 35 0 EXPRESS 20 LB.
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8 514 - 224 - 001 REV A page 4 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 - THES E INSTALLATION AND SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY.
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8 514 - 224 - 001 REV A 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 8 27 kPa) water flow pressure.
8 514 - 224 - 001 REV A page 7 FUSING REQUIREMENTS: SINGLE- and THREE -PHASE 208-240VAC MODELS - 15 AMP TIME-DELAY (DUAL ELEMENT) FUSE (or equivalent circuit breaker) CONTROLS TRANSFORMER The controls transformer is located inside the control trough and steps a range of 208 to 240 volts down to 115 volts.
8 514 - 224 - 001 REV A page 8 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.
8 514 - 224 - 001 REV A 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 cycl e.
8 514 - 224 - 001 REV A page 10 PROGRAMMING THE WASHER CONTROL The washer control can be programmed to prompt the user for alternate vend prices, cha nge washer cycle times, temperatures and many other options. This can be accomplished in two ways: 1.
8 514 - 224 - 001 REV A page 11 When manual programming mode is entered, the “Start”, “Hot”, “Warm” and “Cold” buttons perform alternate functions.
8 514 - 224 - 001 REV A 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.
8 514 - 224 - 001 REV A 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.
8 514 - 224 - 001 REV A 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.
8 514 - 224 - 001 REV A page 15 3. “Delay Spin” is meant to be used in applications where the amount of drai n capacity is limited. In these cases the washer cannot empty the tub in sufficient time to allow for a spin cycle to occur.
8 514 - 224 - 001 REV A 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.
8 514 - 224 - 001 REV A page 17 “Final Rinse” bath. If the customer does not meet the vend price of the “Extra Rinse” feature, the pro mpt will time out and the “Extra Rinse” bath will not occur.
8 514 - 224 - 001 REV A page 18 Settings: The “Settings” options allow for the user to make various programming changes to change how the control operation affects the customer.
8 514 - 224 - 001 REV A 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.
8 514 - 224 - 001 REV A 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.
8 514 - 224 - 001 REV A page 21 The figure below shows the sub menu options for Usage:.
8 514 - 224 - 001 REV A 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.
8 514 - 224 - 001 REV A page 23 COIN WASHER DEFAULT CYCLE The following table shows the complete details for the coin washer default cycle. Bath Bath Cycle Time (min.
8 514 - 224 - 001 REV A page 24 DISPLAYED WASHER FAU LTS Display ed F ault Code Description DOOR LOCK ERROR Door Loc k Error Condition This error is when th e Door Locked signal i s not received within one se cond after the start of the cycle. A fter three attem pts to start the was her.
8 514 - 224 - 001 REV A page 25 Condition Inv alid washer size jumper ( harness) configurati on. COMM ERROR2 Wrong Wash er Size Jumper Configurati on Delay Immediate (after the wrong size jumper co nfiguration is read) . Wash er size/t ype inp uts are read o nly at power up, before star ting a cycl e, once ever y 24 hours, and in factory test mode.
8 514 - 224 - 001 REV A page 26 COMM ERROR5 VFD Communication Fault Condition This error is a dat a error on communications between the controller and the V F drive Delay Delay t ime is 12 se conds. Action Stop the machine and clear the cycle. Keep the door locked until the mach ine has stoppe d mov ing and then unlock the door.
8 514 - 224 - 001 REV A page 27 Condition This error is when th e drive si ze does not match the washer size. DRIVE ERROR1 Washer si ze/ VFD size mismat ch Delay Immediate.
8 514 - 224 - 001 REV A page 28 DRIVE OV VFD Over - v oltage Fault Condition This error is over - voltage on the VF drive Delay Delay t ime is 35 se conds. Action Stop the machine and clear the cycle. Keep the door locked until the mach ine has stoppe d mov ing and then unlock the door.
8 514 - 224 - 001 REV A page 29 DRIVE GFI VFD Ground Fault Condition This error is a gr ound fault interrupt ion on the VF drive Delay Delay t ime is 12 se conds. Action Stop the machine and clear the cycle. Keep the door locked until the mach ine has stoppe d mov in g and then unlock the door.
8 514 - 224 - 001 REV A page 30 SERVICING AND TROUBLESHOOTING CAUTION: Label al l wires prior to disconnecti on when servici ng control s. Wiri ng errors c an cause improp er and dange rous o peratio n. Verify prope r opera tion aft er servic ing. ATTENTION.
8 514 - 224 - 001 REV A page 31 Door wil l not open Ther moact uator Check to see if the rmoactuator 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 r eceiving 120VAC during the last 1 1/2 minute s of the cycle.
8 514 - 224 - 001 REV A page 32 Water do es not flush softener compartment. Water Val ve Coil Check coil continuity at terminal s and repl ace if no continuit y. Water In let Scr eens Check water in let screens for block age and clean if necess ary . Water Check to ins ure that water is tur ned on and oper ating.
8 514 - 224 - 001 REV A page 33 IMPORTANT TRAN SIENT 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.
8 514 - 224 - 001 REV A page 34 ACCESSO RIES INSTALLATION : (Furnished) QTY. 9990 - 027 - 011 Hose, Water Supply 2 8641 - 242 - 000 Washer, Inlet Hose 2 9565 - 003 - 001 Strainer, Inlet Hose 4 Contact distributor or Dexter Laundry, Inc. if a steel-mounting base is required.
An important point after buying a device Dexter T-350 Express (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dexter T-350 Express yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dexter T-350 Express - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dexter T-350 Express you will learn all the available features of the product, as well as information on its operation. The information that you get Dexter T-350 Express will certainly help you make a decision on the purchase.
If you already are a holder of Dexter T-350 Express, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dexter T-350 Express.
However, one of the most important roles played by the user manual is to help in solving problems with Dexter T-350 Express. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dexter T-350 Express along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center