Maytag MHN30PNAGW0 commercial washer

User Manual - Page 15

For MHN30PNAGW0.

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To
enter
the
“Washer
Diagnostic
Mode,”
first
enter
“Start
Operating
Set-up.”
Then
press
and
hold
the
QUICK
CYCLE
button
for
1
second
while
in
set-up
code
6,
anytime
a
diagnostic
code
is
present,
or
while
dAS
displays
if
operating
with
Maytag
Data
Acquisition
set-up.
On
entry
to
diagnostic
mode
the
entire
display
will
flash,
a
cycle
in
process
is
canceled,
money
in
escrow
is
cleared,
and
diagnostic
codes
are
cleared.
If
a
diagnostic
code
persists,
it
must
be
corrected
before
the
following
cycle
options
are
permitted.
There
are
five
possible
ways
to
initiate
cycle
activity
from
diagnostic
mode
as
follows:
1.
Washer
Cleanout
cycle
-
With
the
entire
display
flashing,
this
cycle
is
started
by
pressing
the
BRIGHTS
button.
Use
the
Washer
Cleanout
cycle
once
a
month
to
keep
the
inside
of
your
washer
fresh
and
clean.
This
cycle
uses
a
higher
water
level.
Use
with
liquid
chlorine
bleach
to
thoroughly
clean
the
inside
of
the
washer.
This
cycle
should
not
be
interrupted.
IMPORTANT:
Do
not
place
garments
or
other
items
in
the
washer
during
the
Washer
Cleanout
cycle.
Use
this
cycle
with
an
empty
wash
drum.
2.
Cycle
Credit
-
With
the
entire
display
flashing,
a
cycle
may
be
credited
by
pressing
the
PERM.
PRESS
button
(CC
will
display).
When
the
service
mode
is
exited,
“SELECT CYCLE”
will
be
displayed
unless
the
end-of-cycle
door
opening
is
required.
3.
Manual
Overview
Test
-
With
the
entire
display
flashing,
this
cycle
is
started
by
pressing
the
WHITES
button.
This
cycle
provides
more
typical
full
length
fills,
tumbles,
drains,
and
actuator
dispenser
movement,
allowing
for
a
more
thorough
analysis
of
the
washer
operation,
including
pressure
switch
behavior.
4.
Quick
Spin
Cycle
-
With
the
entire
display
flashing,
this
cycle
is
started
by
pressing
the
COLORS
button.
This
cycle
provides
a
method
to
quickly
drain
and
spin
(remove
water
from
the
washer)
if
desired.
5.
Quick
Overview
Test
-
With
the
entire
display
flashing,
this
cycle
is
started
by
pressing
the
DELICATES
AND
KNITS
button.
This
cycle
provides
a
quick
verification
that
the
cold
and
hot
water
valves,
dispensers,
and
pump
motor
are
working,
as
well
as
actuator
dispenser
movement.
It
also
includes door
lock,
drain,
and
spin
operations.
Pressing
the
QUICK
CYCLE
button
will
exit
diagnostic
mode
and
cancel
a
diagnostic
cycle
in
process.
DIAGNOSTIC
CODES
If
one
of
the
following
has
occurred,
the
appropriate
diagnostic
code
will
be
in
the
display.
d5
Blocked
cain
1
or
coin
drop
control
circuit failure
(coin
recognition
and
price
display
disabled
while
blockage
persists).
PN
Models
Only:
Set-up
mode
J.
should
be
set
to
_d
to
eliminate
coin
related
diagnostic
codes.
d9
Low
voltage
detected
for
8
seconds.
di3
Blocked
coin
2
or
coin
drop
control
circuit failure
(coin
recognition
and
price
display
disabled
while
blockage
persists).
F20
Slow
Fill.
The
washer
will
not
detect
water
input
for
4
min.
Pressure
switch
failure
or
no
water
inlet.
This
code
is
reported
as
d8
on
d7.
F22
The
door
is
not
able
to
lock.
Door
lock
error
or
someone
trying
to
start
the
washer,
by
pressing
the
door
switch
with
the
finger.
This
code
is
reported
as
d17
on
Accu
Trac.
(For
any
other
codes,
check
supplied
Technical
Sheet)
SERVICE
ACCESS
CODE
This
code
can
be
entered
to
access
service
mode
without
removing
the
console.
It
only
functions
on
washers
set
up
for
0
vend
price
without
any
Special
Pricing
set-up,
and
the
Coin/
Debit
Option
must
be
set
to
“J._d”.
If
the
washer
is
not
in
failure
mode,
the
door
must
be
opened
to
proceed.
Service
Access
Code
contains
6
steps
and
some
are
timed.
Using
only
the
three
bottom
buttons
(numbered
1,
2,
and
3
from
left
to
right):
1.
Press
2
for
longer
than
2
seconds
but
less
than
10
seconds.
2.
Press
1
&
3
together
for
2
seconds,
then
release.
Displays
S
3.
.
Press
1
&
2
together,
then
release.
Displays
S
4.
.
Press
2
&
3
together,
then
release.
Displays
S
5.
.
Press
2,
then
release.
Display
shows
“codE”.
.
Wait
at
least
2
seconds,
but
not
more
than
15
seconds,
then
press
in
succession:
3, 2,
1,
3.
NOTE:
If
the
Service
Access
Code
procedure
is
not
completed
properly,
as
noted
above,
there
is
a
15
second
delay
before
it
can
be
attempted
again.
There
are
3
options
to
exit
from
the
Service
Mode:
1.
From
Set-up
Code
8,
press
key
#1 for
4
seconds.
2.
Wait
2
minutes
without
touching
any
buttons
(without
diagnostic
modes
running).
3.
Power
down
the
washer,
then
reapply power.
WASHER
HELP
MODE
This
mode
is
entered
by
pressing
the
PERM.
PRESS
button
while
in
special
pricing
option
mode
2.XX
(or
while
dAS
displays
if
operating
with
Maytag
Data
Acquisition
set-up).
In
help
mode,
other
display
symbols
and
elements
are
mapped
to
reflect
the
state
of
various
inputs
and
outputs
as
follows:
oa
bh
@
Display
Symbol
Description
Wash
Water
sensed
at
wash
level.
*
Low
voltage
present
(below
about
90
VAC).
°
(Circle
above
digit)
Door
closed
DOOR
LOCKED
Door
sensed
locked.
COLD
Cold
water
relay
on.
HOT
Hot
water
relay
on.
OR
Door
unlock.
AVAILABLE
Drain
pump
ON.
NOTE:
A
Technical
Sheet
is
supplied
taped
to
inside
of
lower
front
panel,
which
includes
fault
codes
and
a
machine
schematic
diagram.
15
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