Dexter Laundry T350 User manual

1
8514-301-001 REV PR
Original Instrucons
Please read this informaon and retain for reference.
Dexter Laundry, Inc.
2211 West Grimes Avenue
Fairfield, Iowa 52556 - USA
OPERATOR’S MANUAL
INSTALLATION & OPERATION INSTRUCTIONS
FOR INDUSTRIAL WASHERS

2
8514-301-001 REV PR
1Saey Informaon
WARNING
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.
WARNING
CARE MUST BE STRESSED WITH ALL
FOUNDATION WORK TO ENSURE A
STABLE UNIT INSTALLATION,
ELIMINATING POSSIBILITIES OF
EXCESSIVE VIBRATION.
WARNING
EXPANSION ANCHORS ARE NOT
RECOMMENDED FOR USE IN CONCRETE
PEDESTALS, BECAUSE THE ANCHORS
ARE TOO CLOSE TO AN EDGE, CAUSING
IT TO BREAK OUT.
WARNING
This machine is intended exclusively for
washing fabric articles in water. Do not
use outside of these guidelines.
WARNING
The laundry cleaning process utilizes
chemicals that could be potentially
harmful to persons or equipment. Contact
the chemical supplier for any risks with
their chemicals or combination of
chemicals and heed all warnings or
precautions specified. Under certain
conditions of use, hypochlorite (bleach)
generates chlorine gas. Chlorine is a
corrosive, oxidizing substance which, at
high concentrations and temperatures,
damages stainless steel and elastomers.
This same effect can also be caused by
other strongly oxidizing agents, including
ozone.
WARNING
Routine cleaning and maintenance
instructions are detailed in this manual.
They must be adhered to for best
performance and life. Never use
aggressive cleaning products to clean the
machine.
WARNING
Installation and service of the washing
machines must be performed by qualified
personnel.

3
8514-301-001 REV PR
WARNING
Servicing must be performed by authorized
personnel. Serious injury or death can result
from not heeding this instruction.
WARNING
Label all wires prior to disconnection when
servicing controls. Wiring errors can cause
improper and dangerous operation. Verify
proper operation after servicing.
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
earthed circuit.
-If the door does not remain securely locked
during the entire cycle.
-Vibration or shaking from an inadequate
mounting or foundation.
WARNING
DO NOT USE THIS EQUIPMENT FOR ANY
PURPOSE NOT DESCRIBED IN THIS MANUAL.
WARNING
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. Bleach (hypochlorite) and other chemicals
may cause component failure or adverse
reactions when contacted with the skin or
eyes. Avoid contact when cleaning dispensing
departments or drums.
7. Keep all panels in place. They protect
against shock and injury and add rigidity to
the washer.
8. Always wear proper Personal Protective
Equipment (PPE), such as cut resistant
gloves, when handling sheet metal parts.
WARNING
DO NOT PLACE YOUR BODY
INSIDE THE WASHER
CYLINDER OR ALLOW
OTHERS TO DO SO. DEATH
OR SERIOUS INJURY CAN
RESULT FROM THIS!

4
8514-301-001 REV PR
WARNING
DO NOT STEP, STAND, OR
SIT ON THE WASHER. IT
IS NOT DESIGNED TO
SUPPORT YOUR WEIGHT.
WARNING
DO NOT OPERATE THIS
EQUIPMENT WITHOUT
ALL GUARDS AND COVERS
IN PLACE.
WARNING
Replace all panels that were
removed to perform daily
and/or quarterly maintenance.
WARNING
CUT HAZARD! 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
INTERIOR OF THIS
EQUIPMENT.
WARNING
BURN HAZARD! DO NOT
SUPPLY INLET WATER >
88°C TO THE WATER
INLET VALVE TO REDUCE
THE RISK OF DAMAGE.
ALSO, BURN HAZARD. DO
NOT TOUCH DOOR GLASS
OR SOAP
COMPARTMENTS. ALLOW
THESE PARTS TO COOL
BEFORE SERVICING.
WARNING
EXPLOSION HAZARD! DO
NOT WASH LOADS WHICH
MAY CREATE AN
EXPLOSIVE ATMOSPHERE
IN THE WASHER.
WARNING
FIRE HAZARD! TO AVOID
POTENTIAL RISKS OF
SPONTANEOUS
COMBUSTION OF A LOAD,
REMOVE THE LOAD
QUICKLY AFTER THE
COMPLETION OF THE
CYCLE OR IN CASE OF
FAILURE OF POWER
SUPPLY.

5
8514-301-001 REV PR
WARNING
SHOCK HAZARD! VFD’S HAVE
LARGE CAPACITORS AND
MAY STAY LIVE FOR UP TO
10 MINUTES AFTER
DISCONNECTING POWER.
WARNING
SHOCK HAZARD! THERE IS
HIGH VOLTAGE AND
MOVING PARTS BEHIND
THE GUARDS. USE THE
SUPPLY DISCONNECTING
DEVICE FOR EACH SUPPLY
TO THE WASHER TO LOCK
OUT AND TAG OUT THE
UNIT BEFORE SERVICING.
FAILURE TO DO SO CAN
CAUSE SERIOUS INJURY
OR EVEN DEATH.
WARNING
SHOCK HAZARD! IF THERE
IS NO POWER TO THE
CONTROL IT DOES NOT
MEAN THE UNIT HAS NO
POWER.
WARNING
SHOCK HAZARD! DO NOT
OPERATE THIS WASHER
FROM ANY POWER SOURCE
NOT MATCHING THE
OPERATIONAL
REQUIREMENTS ON THE
BACK OF THE WASHER.
WARNING
REPLACE FUSES WITH
SAME TYPE AND RATING
WARNING
DO NOT OPERATE IN ANY
HAZARDOUS CLASSIFIED
(ATEX) ENVIRONMENT.
WARNING
DO NOT OPERATE IF DOOR
GLASS IS DAMAGED IN ANY
WAY.

6
8514-301-001 REV PR
INFORMATION
All washers must be installed in
accordance with all local, state and
national building, electrical, plumbing and
other codes in effect in the area.
Electrical safety of these washers has
been evaluated to the requirements of
European standard EN 60204-1.
INFORMATION
It is important that the earthing screw next to
the power terminal block TB-1 be connected to
a good external earth.
INFORMATION
The A-weighted emission sound pressure level
does not exceed 70dB(A). The operator does
not need hearing protection.
INFORMATION
The washer does not emit hazardous
radiation.
INFORMATION
Leave all panels in place while performing
these steps
INFORMATION
All daily maintenance performed on
Dexter units must be done by trained and
qualified personnel
INFORMATION
All quarterly maintenance performed on
Dexter units must be done by trained,
technically sound and qualified personnel.
INFORMATION
Whenever power is turned off to the
washer, it must remain off for one
minute. The washer will not operate
properly if this is not done.
WARNING
If any of the following symptoms occur on
this washer, check the suggested remedies
listed below. If all probable causes have been
eliminated and the symptom still exists,
contact your local Dexter agent for further
troubleshooting assistance. See contact
information at the end of this manual. Parts &
Service Manuals from Dexter are also
available for further troubleshooting
assistance.

7
8514-301-001 REV PR
INFORMATION
The washer will operate correctly in ambient
temperatures of +5°C to +40°C, in relative
humidity up to 50% at +40°C and above 50%
when below +40°C, and at altitudes up to
1000m above sea level, must be transported
and stored from -25°C to +55°C and up to
+70°C for short periods of time, and has been
packaged to prevent damage from humidity,
vibration, and shock. Take measures to avoid
harmful effects of occasional condensation.
INFORMATION
SCCR for all washers is 5kA
INFORMATION
Product designed to be used by untrained
personnel.
INFORMATION
To begin closing the door, the handle
must be in the horizontal position. After
moving the door to the closed position,
the handle must be turned down to the
vertical position in order to latch the
door for machine operation.
INFORMATION
DISCONNECT POWER
BEFORE SERVICING
EQUIPMENT.
INFORMATION
DISCONNECT WATER SUPPLY
BEFORE SERVICING
EQUIPMENT.
INFORMATION
Apply proper lock out tag out
procedures before performing
these steps.
INFORMATION
Lock-out and tag-out the
power supply before
servicing.
INFORMATION
Wear eye protection when
handling and caring for Dexter
units

8
8514-301-001 REV PR
INFORMATION
The dispenser may contain
chemical residues. When
cleaning this component
wear suitable eye
protection.
INFORMATION
Wear hand protection when
handling and caring for Dexter
units
INFORMATION
The dispenser may contain
chemical residues. When
cleaning this component,
avoid direct contact with
the skin.
INFORMATION
Sheet metal parts, such as
guards and covers, can
cause cuts and lacerations
when handling. Cut gloves
or similarly rated PPE
should be used when
handling these parts.
INFORMATION
Children must always be
supervised when near the
machine.

9
8514-301-001 REV PR
2Safety Symbol Meaning
“DO NOT” WARNING SYMBOLS
Meaning: Do Not Play In Or Around This
Equipment
Meaning: Do Not Step, Stand, or Sit on
This Equipment or Its Components.
Meaning: Do Not Operate with Guards or
Covers Removed.
Meaning: Do Not Touch Output Wires on
Controls Transformer
Meaning: Do Not Operate with Guards or
Covers Removed. Used When Covering
Non-Moving Hazards.
Table 2-1 DO NOT Warning Symbols
WARNING AND DANGER SYMBOLS
Meaning: General caution and special
attention is needed.
Meaning: 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
interior of this equipment.
Meaning: High Voltage. Disconnect power
before servicing.
Meaning: Do Not Wash Items Containing
Flammable Material.
Meaning: Do Not Supply Inlet Water > 88°C to
the Water Inlet Valve to Reduce the Risk of
Damage. Also, Burn Hazard. Do Not Touch
Door Glass or Soap Compartments. Allow these
parts to cool before servicing.
Meaning: Do Not Wash Items Containing
Explosive Material.
Meaning: Do Not Operate in Any
Hazardous Classified (ATEX) Environment.
Meaning: Do Not Operate if Door Glass is
Damaged in Any Way.
Meaning: Replace fuses with the same
type and rating.
Table 2-2 Warning and Danger Symbols

10
8514-301-001 REV PR
INFORMATIVE AND REMINDER SYMBOLS
Meaning: Left Point for Forklift or Hand
Pallet Truck or Jack.
Meaning: Right Point for Forklift or Hand
Pallet Truck or Jack.
Meaning: To indicate the center of gravity
of the machine being transported.
Meaning: Disconnect Water Supply
Before Servicing Equipment.
Meaning: Disconnect Power Before
Servicing Equipment.
Meaning: Read Operators Manual.
Meaning: Lock Out and Tag Out before
servicing.
Meaning: Wear hand protection
Meaning: Wear eye protection
Meaning: Supervise Children to ensure
They Do Not Operate Equipment.
Meaning: General information that should
be known.
Table 2-3 Informave and Reminder Symbols