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Dexter Laundry N-Series Manual
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Dexter Laundry N-Series Manual

Dexter Laundry N-Series Manual

On-premise washer non-express
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USE THE BLUE TABS LOCATED ON THE
RIGHT AND LEFT SIDES OF THE FOLLOWING
DOCUMENT TO ADVANCE TO EACH SECTION.
8533-031-001 6/22

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Summary of Contents for Dexter Laundry N-Series

  • Page 1 USE THE BLUE TABS LOCATED ON THE RIGHT AND LEFT SIDES OF THE FOLLOWING DOCUMENT TO ADVANCE TO EACH SECTION. 8533-031-001 6/22...
  • Page 2 Caution! There are sharp edges on various sheet metal parts internal to the enclosure. Use safety consciousness when placing or moving your hands while working in the N-Series On-Premise Washer interior of this equipment. WCN55AEH Caution! To reduce the risk of damage to the Water Inlet...
  • Page 3 Equipment Safety Warnings Indicates an imminently hazardous situation, Symbols and Terminology Used in this Equipment which if not avoided, will result in death or seri- ous injury. Indicates a potentially hazardous situation, Warning! Do not operate equipment if door glass is which if not avoided could result in death or damaged in any way.
  • Page 4 WARNING WARNING • All washers must be installed in accordance to all applicable electrical, plumbing and all other local codes. Children should be supervised to ensure they do not operate or play • These installation and operation instructions are in or around equipment. for use by qualified personnel only.
  • Page 5 Warning! Do not operate equipment if door glass is Prohibited! Do not attempt to open, touch, or pro- damaged in any way. ceed before referring to the manual or unless quali- fied. Mandatory! Read all supporting documentation be- Warning! Keep clear of rotating parts. fore operating or maintaining equipment.
  • Page 6 Dexter Safety Table of Contents Notes Guidelines Section 1: Machine Mounting & Installation Pg 14 ........WARNING Section 2: Machine Installation & Operating Instructions....Pg 23 These washers are equipped with devices and features relating to their safe operation. To Section 3: Electrical Wiring..Pg 31 avoid injury or electrical shock, do not perform and service, unless qualified to do so.
  • Page 7 Notes Notes Part # 8533-031-001 6/22 Part # 8533-031-001 6/22...
  • Page 8 Specifications for below model is outlined in this book: WCN55AEH 208-240 volts 60hz. Single Phase/Three Phase Cycle Rotary Switch Rotary Switch Rotary Switch Rotary Switch Chemical Water Level Position #1 Position #2 Position #3 Position #4 Signal Times Flush 3 minutes 3 minutes Not Used Not Used...
  • Page 9 Specifications Wash Formulas T-900 Coin Washer Application Formula Mechanical Rotary Switch Timer Position Capacity Voltage 60Hz. 55lbs. Shirt Laundry Shirts (No Starch) 4 (A) Dimensions Single Phase 220-240 oxygen bleach Shirts (Starch) 4 (A) Three Phase 208-240 Cylinder Depth 22” Hotel/Motel White sheets 2 (B)
  • Page 10 T-900 Mounting Pad Dimensions Part # 8533-031-001 6/22 Part # 8533-031-001 6/22...
  • Page 11 Installation & Operation All washers must be installed in accordance with all local, state and national building, electrical, and plumbing codes in effect in the area. Foundation Requirements The washer must be securely bolted to a substantial concrete floor or mounted upon a suitable base which is in turn securely bolted to a substantial concrete floor.
  • Page 12 Cycle Options Omit All Flushes 1. Remove the cler in-line splice from the end of the orange/white wire. (This wire will be laying loose next to the terminal strip) 2. Connect the orange/white wire to terminal #2 on the terminal strip. Omit Hot Rinses on Rinse #1 &...
  • Page 13 Operating Instructions Notes Starting the Washer Detergent Measurements Load the clothes in the cylinder and latch the door. By Washer Model Check to insure that clothes do not get caught between the door gasket and the tub front. Make the appropriate cycle selection for the wash load using the 4-position rotary selector switch.
  • Page 14 Electrical Path Circuit Schematics Timer Sequence Chart The timer sequence charts are used in conjuction with the wiring diagrams to trace the circuitry during the time cycle. The timer contacts and the operation or component that each contact controls are listed down the left side of the chart.
  • Page 15 As discussed in Start and Fill, the Lock Thermoactuator, Drain Valve, On Light, and Main Timer Motor (ex- Fill Circuit-Warm Continued... cept in fill) are all operating throughout the Wash Cycle. Now a cycle must be selected with the Selector Switch. We’ll use Normal Wash. The washer fills the tub through the back of the machine with either one or both the C1 Cold and H1 Hot Water Valves.
  • Page 16 Part # 8533-031-001 6/22 Part # 8533-031-001 6/22...
  • Page 17 Section 4: Machine Service Procedures Part # 8533-031-001 6/22 Part # 8533-031-001 6/22...
  • Page 18 Top Panel Removal Detergent Dispenser Step 1: Remove 4 screws that hold detergent dispenser to top panel. Remove top panel to access dispenser. (see Removing Top Panel) Step 2: Unlock top panel lock. Detergent is flushed from the front of the compartment and fabric Step 3: Raise top panel, slide to the rear to release from back clips and lift off.
  • Page 19 Door Lock Assembly Operation Door cam Flat blade screw on check position door switch latching After loading the clothing, the door should be closed and latched. The locking cam on the door contacts the latching switch actuator which closes the latching switch. The specified number of coins should now be added to start the washer.
  • Page 20 Control Panel Name Plate Decal Door Locking Solenoid The name plate on washer front is adhesive backed. The door locking solenoid is powered shut with control voltage to lock the door and releases when voltage is removed. It is located in the left front corner of the washer. Control Panel Name Plate Removal Thermoactuators The name plate may be removed by simply peeling it off.
  • Page 21 Drive Belt Removal Controls Transformer Turn the drive belt(s) off the basket pulley first and This transformer is mounted at the back of the control trough and steps a range of 208 to 240 volts then remove from the motor pulley. down to 115 volts for the controls.
  • Page 22 Tub Back, Bearing and Cylinder Assembly Outer Tub Removal Removal Reassembly Step 1: The outer tub can easily be removed when the tub back, bearing, and cylinder assembly have been Step 1: Use the hub of the drive removed as outlined. pulley, a stack of 5/8”...
  • Page 23 Installing Drive Pulley Step 1: Install hub on cylinder shaft. T-900 Bolt Torque Chart Step 2: Hold hub against rear bearing with 5/8” bolt and flat washer in end of cylinder shaft. Step 3: Line up 3 unthreaded holes in pulley with the 3 threaded holes in tub. Bolt Size Where Used Torque...
  • Page 24 Notes Section 5: Trouble Shooting Part # 8533-031-001 6/22 Part # 8533-031-001 6/22...
  • Page 25 Common Troubleshooting Solutions Common Troubleshooting Solutions Symptom Probable Cause Suggested Remedy Symptom Probable Cause Suggested Remedy Machine Power Supply Check these areas: Circuit breakers, Voltage, Power leads, Door will Thermoactuator Check to see if thermoactuator(s) and/or its mechanism is does not Power connections.
  • Page 26 Common Troubleshooting Solutions Common Troubleshooting Solutions Hot water Water Valve Coil Check coil continuity at terminals and replace if no continu- Symptom Probable Cause Suggested Remedy does not ity. Check for 120 V power from main relay PCB enter tub in Water Drain System Check hoses and drain valve for blockage.
  • Page 27 Notes N-Series Accessories WCN55AEH 208-240 volts 60Hz Single or Three Phase Description Part Number Hose, Water Supply 3/8" I.D. x 48" 9990-027-011 Strainer, Inlet Hose (furnished) 2 8641-242-000 Drain Hose 10 ft length x 2-1/4" I.D. (optional) 9565-003-001 Kit, Door Gasket Expander (large)
  • Page 28 9627-693-001 Wiring Harness, VF Control Shield 9627-691-001 Wiring Harness, Injection Control 9627-683-001 Wiring Harness, Drain Valve 8654-125-001 Clamp, Cable- 1/4 Dia * Not Illustrated Section 6: Parts Data N-Series On-Premise Large Chassis Models WCN55AEH Part # 8533-031-001 6/22 Part # 8533-031-001 6/22...
  • Page 29 Cabinet and Front Panel Group by Part # Description Part Number 9454-672-001 Panel, Side (Left or Right)Stainless Screw, Side to Side 9545-018-013 8640-414-006 Nut, Keps Strap Assy, Side Panel 9966-012-001 8640-414-006 Panel Assy, Front 9454-671-002 9059-063-002 Band, Edge Protector Screw, Hex- To Control Panel. 9545-008-024 8640-399-005 Nut, Spring- To Control Panel...
  • Page 30 Rear View Access by Part # Part Number Description Drive Motor 9376-298-001 9497-222-004 Rod, Motor Mtg Screw (end of motor rod) 9545-029-005 8641-582-014 Lockwasher (end of motor rod} Collar, Shaft (w/set screws) 9076-052-002 9453-175-002 Pulley, Motor Bushing, SplitTaper 9053-077-001 9545-018-021 Screw Pulley, Driven 9453-176-001...
  • Page 31 Cylinder, Seals & Bearings by Part # Description Part Number Cylinder, Assy 9848-116-001 9456-041-006 Plug, Cylinder ( inside ) Housing, Bearing- Assembly (includes items #2-#6) 9803-187-001 9241-181-004 Housing, Bearing Bearing, Rear 9036-159-006 9036-159-005 Bearing, Front Spacer, Bearing 9538-170-001 9487-238-004 Ring-Retainer, Internal Screw, Bearing Housing to Frame, 3/4 9545-057-002 8641-581-033...
  • Page 32 Door Latching & Solenoid Door Lock Assemblies by Part # Part Number Description 9885-023-001 LockAssy, Complete (includes #1 thru #22) 9982-284-001 Plate Assy, Door Lock 8641-581-030 Washer, Flat 9008-005-001 Actuator, Latching Switch 9450-002-002 Pawl, Locking 8641-569-003 Washer, Spring 9487-200-004 Ring, Ret Jning 9029-035-001 Bracket;...
  • Page 33 Loading Door Part # by Model Part Number Description 9960-259-002 Loading Door, Complete (includes 1 thru 9) 9487-230-001 Loading Door, Ring 9206-419-001 Gasket, Loading Door 9635-016-001 Window, Loading Door 9913-134-003 Shaft Assy, Locking includes (4 thru 7) 9537-195-002 Shaft, Door Locking 9095-040-001 Cam, Locking 9451-181-005...
  • Page 34 Drain Valve Group Part # by Model Notes Part Number Description 9379-187-001 Valve, Drain (includes 2 thru 11) 9379-202-001 Replacement Drain Valve 9064-070-001 Body, Valve (w/ball) 9914-137-001 Motor & Gear Train 9452-538-001 Plate, Motor Mtg 8639-994-001 Screw 9534-339-001 Spring, Drive 9545-054c001 Screw 9545-054-002 Screw 9532-134-001 Seal, V Packer...
  • Page 35 Chassis and Drain Part # by Model Part Number Description 9945-101-002 Base Assy, Frame 9930-138-001 TubAssy 9950-053-002 Ring Assy, Tub Mtg-Front 9545-017-013 Screw, 1/2” grade 5 8640-417-002 8641-582-016 Lockwasher 9545-017-003 Bolt,.1/2 Grd 5.Tub to Base 8641-582-016 Lockwasher 8640-417-002 Nut, Hex 8641-581-026 Washer, Flat 9552-013-001...
  • Page 36 Water Inlet Valve Breakdown Part # by Model Water Inlet & Rear Channel Part Number Description 9379-183-012 Valve, Water Inlet (see Water Inlet Valve Breakdown for individual parts) 9545-008-026 Screw, Valve Mtg 8640-399-009 Nut, Spring 9208-049-001 Guard, Water Valve 9545-008-026 Screw 9610-001-001 Vacuum Breaker...
  • Page 37 Electrical Components - Top Compartment Part Number Description 9081-110-001 Channel, Trough Mtg 9545-008-023 Screws 9081-108-001 Channel, Dispenser Support 9545-008-026 Screw 9545-008-001 Screw, To Cntrl Panel 9839-013 001 Trough Assy, Controls Mtg 9545-008-005 Screw 5192-285-001 Relay, Run & Extract 5192-286-009 Relay, Spin 9571-361-002 Timer, Program (VERIFY PART NUMBER ON TIMER BODY)
  • Page 38 Control Panel Part # by Model Terminal Blocks & Labels Part Number 9539-474-004 Switch, Red--OFF/ON Part Number Description 9539-474-005 Switch, White--ADVANCE/START 9897-034-001 Terminal Block, 6 Position 9539-474-006 Switch, Blue--PAUSE/RUN 9558-027-001 Terminal Marker Strip 9539-471-001 Switch, Rotary Selector 9545-045-007 Screw 9307-176-001 Knob, Control 9897-028-001 Terminal Block, 3 Position 9545-044-004 Screw 6-32x1/4 9558-022-001 Terminal Marker Strip...
  • Page 39 Preventative Maintenance Daily Step 1: Check that the loading door remains securely locked and cannot be opened during an entire cycle. Step 2: Clean the top, front, and sides of the cabinet to remove residue. Step 3: Clean the soap dispenser and lid and check that all dispenser mounting screws are in-place and tight.

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