Hoshizaki FS-1022MLH-C User Manual
15
1-in-1 dr
ain c
ycle
. D
V opens f
or 2 seconds e
ver
y
hour (S1
Dip S
witch 4).
"F
-A" Contr
ol Boar
d Sequence Flo
w Char
t
FS-1
022MLH-C/SRC-1
0H
LF/S
closed
UF/S
closed
FT
ter
minat
es
WV
de-ener
giz
es
3.
1
-in-1
2 Dr
ain Cy
cle
& R
estar
t (optional)
3.
Icemak
er Of
f
UF/S
open
LF/S
open
FT
st
ar
ts (90 sec.)
WV
ener
giz
es
Comp
contin
ues
EH
contin
ues
FMR
contin
ues
GM
contin
ues
PDS
contin
ues
1.
Star
tup
2.
Ice P
ur
g
e Cy
cle
WV
ener
giz
es
FT
st
ar
ts (90 sec.)
PDS
ener
giz
es
CLPS
closes
Comp
ener
giz
es
FMR
ener
giz
es
EH
contin
ues
GM
contin
ues
P
ow
er
S
witch
"ON"
C
ontr
ol
S
witch
in
"ICE"
PO
WER OK LED on
IS Gr
een LED on
IS
Yello
w LED of
f
2.
Infr
ar
ed Sensor Shutdo
wn & R
estar
t
1.
Bin F
ull
IS
activ
at
ed or
DC
st
ar
ts
PDS
de-ener
giz
es
CLPS
opens
Comp
de-ener
giz
es
FMR
de-ener
giz
es
GM
contin
ues
1.
F
ill Cy
cle
3.
F
reez
e Cy
cle
LF/S
closed
UF/S
closed
FT
ter
minat
es
WV
de-ener
giz
es
Comp
contin
ues
EH
contin
ues
FMR
contin
ues
GM
contin
ues
PDS
contin
ues
Lo
w W
at
er
Saf
ety
UF/S
open
FT
ex
ceeded
1-beep
alar
m
sounds
PDS
de-ener
giz
es
CLPS
opens
Comp
de-ener
giz
es
FMR
de-ener
giz
es
EH
contin
ues
GM
contin
ues
WV
contin
ues
DV
ener
giz
es (
DC
onl
y)
GM
de-ener
giz
es
2.
Ice P
ur
g
e Cy
cle
10-min.
DT
ter
minat
es (
DC
onl
y)
DV
de-ener
giz
es (
DC
onl
y)
1-in-1
2 DT
reset (
DC
onl
y)
IS Gr
een LED on
IS Y
ello
w
LED
(fl
ashing
or
st
eady)
IS dela
y det
er
mined b
y S1 dip s
witch
1, 2, 3
4.
Icemak
er R
estar
t
5 min
ut
es
Not
e:
If IS f
ails t
o shutdo
wn the
icemak
er
, MBC opens and a
9-beep alar
m sounds
.
4.
Icemak
er R
estar
t
2.
Ice P
ur
g
e Cy
cle
3.
1
0-Min
ut
e
Dr
ain
Leg
end:
CLPS
-contr
ol lo
w
-pr
essur
e s
witch
Comp
-compr
essor
DC
-dr
ain c
ycle
DT
-dr
ain timer
DV
-dr
ain v
al
ve
EH
-e
vapor
at
or heat
er
FMR
-f
an mot
or
-r
emot
e
FT
-fi
ll timer (lo
w w
at
er saf
et
y)
GM
-gear mot
or
IS
-infr
ar
ed sensor bin contr
ol
If F
ill > 90 sec.
F
T 1
-beep alar
m
sounds
.
W
hen UF/S
closes alar
m
resets and
2.
Ice P
ur
ge
C
ycle st
ar
ts
.
Maxim
um
90 seconds
4.
1
-in-1
2 Dr
ain Cy
cle -
Although the
fact
or
y def
ault 1
-in-1 dr
ain c
ycle
is r
ecommended, a 1
-in-1
2 dr
ain c
ycle is a
vailab
le
. F
or 1
-in-1
2 dr
ain
cy
cle
sequence
, see
"3.
1
-in-1
2
Hour
Dr
ain
C
ycle
&
R
est
ar
t (optional)."
R
efi
ll
F
T Maxim
um
90 seconds
90 sec.
F
T e
xceeded
1-beep alar
m sounds
90 sec.
PT begins
W
hen UF/S closes
,
alar
m r
esets and
2.
Ice P
ur
ge C
ycle
st
ar
ts
.
1-beep alar
m
contin
ues
WV
contin
ues
EH
de-ener
giz
es
GM
de-ener
giz
es
IS Gr
een LED on
IS
Yello
w LED of
f
IS Gr
een LED on
IS
Yello
w LED of
f
1.
DT Initiat
es DC
To b
ypass
, pr
ess
the
"SER
VICE"
b
ut
ton
af
ter GM st
ar
ts
.
5 min
ut
es
to
"2.
Ice
P
ur
ge
C
ycle"
abo
ve
to
"1
. F
ill
C
ycle"
abo
ve
90 seconds
(S1 dip s
witch 4)
FT
ter
minat
es
(90 sec.)
FT
e
xceeded
PT
ter
minat
es
30 sec.
EH
ener
giz
es
GM
ener
giz
es
LF/S
-lo
w
er
fl
oat
s
witch
MBC
-mechanical bac
kup
bin contr
ol
PDS
-pump-do
wn solenoid v
al
ve
PT
-pur
ge timer
UF/S
-upper
fl
oat
s
witch
WV
-w
at
er v
al
ve
Icemak
er st
atus
does not change
.
2. Sequence Flow Chart