Dexter Laundry T-350SWD Operators Manual Installation & Operation Instructions page 45

Wrong Washer
COMM
Size Jumper
ERROR2
Configuration
COMM Washer Size or
ERROR3 Type Changed
VFD Non
COMM Existent or
ERROR4 communication
fault
8514-302-001 REV B page 45
Condition Invalid washer size jumper (harness) configuration.
Immediate (after the wrong size jumper configuration
is read). Washer size/type inputs are read only at
Delay
power up, before starting a cycle, once every 24
hours, and in factory test mode.
Action Stop the washer.
Check VFD fault light before turning off power. If the
controller was installed in a different size machine
before being installed in this machine, a problem can
occur. If someone has been doing repairs on the
washer, check for the correct size drive. It can also be
Solution caused by pressure switch harness. Check to ensure
the correct harness in installed. The control can be
reset by holding program button on controller during
startup (soft reset). Check orange wire at Molex
connector on controller coming from pressure switch
or replace pressure switch harness.
The washer size or washer type configuration has
Condition
changed.
Immediate (after the size jumper configuration is
read). Washer size/type inputs are read only at power
Delay
up, before starting a cycle, once every 24 hours, and
in factory test mode.
Action Stop the washer.
Check VFD fault light before turning off power. Check
to ensure all the harnesses are properly connected to
the controller. Check to ensure the VFD drive
horsepower is proper for this size of washer. The
Solution
control can be reset by holding program button on
controller during startup (soft reset). Check orange
wires at Molex connector on controller coming from
pressure switch.
This error is when the washer controller cannot
Condition
communicate with the drive.
Delay Delay time is 2 seconds
Stop the machine and clear the cycle. Keep the door
Action locked until the machine has stopped moving and then
unlock the door.
Check the data communication cable between the
washer computer and the variable frequency drive
(VFD).
Step 1: Make sure the cable did not become
unplugged during operation.
Step 2: Make sure that the cable is not being pulled
sideways at either the washer controller, or the VFD,
Solution
plug end. If both ends of the communications cable
are plugged in the washer computer and VFD and
there is no tension on the communications cable
pulling it from side to side, then replace the cable.
Step 3: Inspect both female connection points at PCB
controller and at VFD. These may need replacement if
they cannot be reset.