Dexter Laundry T300 User Manual

Troubleshooting Machine Fault
Errors Pages ....................................... 61-69
Motor Resistence Chart ..................................70
Section 5:
Machine Service Procedures
Top Panel Removal .........................................72
Front Panel Removal ......................................72
Back Panel Removal .......................................72
Drain Valve Access .........................................72
Drain Valve Cleaning ......................................72
Masking Ring (Door Lock Cover)
Removal ........................................................73
Detergent Dispenser ......................................73
Vaccuum Breaker/
Air Gap .......................................................... 73
Water Valves .................................................73
Door Lock Assembly Operation ....................... 74
Adjustment for the Door Lock
Assembly ........................................74 & 75
Adjusting the Loading Door ............................76
Loading Door Removal ...................................77
Loading Door Hinge Removal ..........................77
Loading Door Disassembly .............................77
Loading Door Reassembly ..............................77
Control Panel Name Plate Decal ......................77
Name Plate Removal ......................................77
Re-Installation of Name Plate ..........................77
Outer Cabinet Removal ..................................78
Door Locking Gear Motor....................................79
Thermoactuators ...........................................79
Lock Thermoactuator .....................................79
Unlock Thermoactuator ..................................79
Drive Belt Removal .........................................79
Tub Back, Bearing and Cylinder Assembly .......80
Basket Pulley, Bearing Housing,
Water Seals & Tub Back ..................80 & 81
Drive Motor Removal ......................................82
T-300 Bolt Torque Chart .................................83
T-35 0, T- 400, T-450 & T-600
Bolt Torque Chart ....................................83
Section 6:
Control Mounting Trough ................................86
Power Connection Terminal Block ...................86
Circuit Breaker/Fuse .......................................86
Main Control Printed Circuit Board ...................86
PCB Transformer Step Down ...........................86
Controls Transformer......................................86
Main Relay Printed Circuit Board .....................87
LED Printed Circuit Board Temperature & Start/
Display Push Button .................................87
Emergency Stop Button & Switch Assembly.....87
Pressure Switch & Pressure Sensor ............88-90
Main Data Communication Cable .....................91
Delta Variable Frequency Drive .......................91
Delta VFD Motor Leads...................................91
Delta VFD Dynamic Braking
Resistors .......................................................91
Delta VFD Cooling Fan ...................................91
Section 7:
Machine Electrical & Wiring Schematics
Start Circuit ...................................................94
Fill Circuit ..............................................94 & 95
Wash Circuit ..................................................95
Drain, Rinse 1 & 2 & Final Rinse Circuit ...........95
Extract Circuit ................................................95
Thermoactuator and Shake Out Circuit ............96
End of Cycle Circuit ........................................96
Machine Electrical & Wiring Schematics
....................................................... 98-101
Section 8:
Parts Data
A-Series Accessories ...................................104
Harness by Model.............................................105
Cabinet and Front Panel Group Part #
by Model ...................................... 106-108
Rear View Access Part # by Model..... 110 & 111
Cylinder, Seals & Bearings Part #
by Model ................................... 112 & 113
A machine should not be allowed to
operated if any of the following occur:
• Excessively high water level.
• Machine is not connected to a properly grounded
circuit.
• Loading door does not remain securely locked
during the entire cycle.
• Vibration or shaking from an inadequate mounting
or foundation.
Table of Contents
Section 1:
Machine Mounting & Installation
T-3 00 ............................................................14
T-35 0 & T-4 00 ................................................ 15
T-450 & T-600 ...............................................16
T-300 Installation ...........................................17
T-350 Installation ...........................................18
T-400 Installation ........................................... 19
T-450 Installation ........................................... 20
T-600 Installation ........................................... 21
Section 2:
Machine Installation & Operating
Instructions
Basic Installation ............................................24
Electrical Connections & Fusing Requirements .25
Emergency Stop Button .................................26
Machine Operating Instructions ......................26
Detergent Measurements by Model ................. 27
Section 3:
Machine Programming Instructions
Dexter Live: Register and manage equipment....
......................................................................30-39
Manual Programming Instructions
Programing mode & menu ...................... 40 & 41
Quick Test & Rapid Advance ..........................42
Error Codes ...................................................43
Pricing Options ..............................................44
Temp Pricing........................................................45
Cycle Options.............................................46 & 47
Plus Cycle Features...................................48 & 49
Settings......................................................50 & 51
Usage..........................................................52 & 53
Control.................................................................54
USB Menu............................................................55
Section 4:
Trouble Shooting
Common Troubleshooting Solutions Pages ..58-60
Dexter Safety
Guidelines
FOR SAFETY
1. Always shut off power and water
supply and also discharge capacitors
before servicing.
2. Do not overload the washer.
3. Do not attempt to open door if cylinder
is in motion or contains water.
4. Do not mechanically force or override
door lock in any way.
5. Do not bypass any safety devices of
this washer.
6. Do not use volatile or ammable
substances in or near this washer.
7. Keep all panels in place. They protect
against shock and injury and add
rigidity to the washer.
To activate your warranty, be sure to return
your red warranty form to the factory. Please
have serial number and model ready when
calling for assistance.
WARNING
These washers are equipped with devices and
features relating to their safe operation. To
avoid injury or electrical shock, do not perform
and service, unless qualied to do so.
10 11
Part # 8533-080-001 12/15 Part # 8533-080-001 12/15

Dexter Laundry T300 Specifications

General

Brand	Dexter Laundry
Model	T300
Category	Washer
Language	English