Manitowoc Marine Q 1000, Service Technician'S Handbook

Page: 112 / 179

–102–
Freeze Cycl
e
Disch
arge Pressu
re
_______
______ _
_____
1 mi
nute Mid
d
le En
d
int
o
cycle
If discharge p
ressur
e is High or
Low r
efer to
fr
eeze cycle h
igh or
lo
w discharge
pressu
re
problem checklist to eliminat
e p
roblems a
nd/or componen
ts
no
t list
ed on this t
able
before
proceeding.
Freeze Cycl
e
Suct
ion
P
ress
ure
_______
______ _
____
1 mi
nute Mid
d
le
E
n
d
If
suction pressure is
H
igh or Low refer
to freez
e cycle high
or low
su
ction pre
ssure problem
checklist
to eliminate prob
lems
a
nd/or com
ponent
s not liste
d
on this t
ab
le befor
e
pr
oceeding
.
Suction pr
essur
e is
Hi
g
h
S
u
ction pr
essure
is
Lo
w o
r Norm
al
Suction pre
ssure is
Hig
h
Suction pressure is
Hig
h
W
ait 5
minute
s into the fr
eeze
cycl
e.
Comp
ar
e temper
atures of
evap
orato
r inlet
and
evap
orato
r out
let.
Inlet
_______
______° F
(°
C)
Outlet
_______
____ ° F
(°
C)
Diff
erence
_________ °
F (
°C)
Inlet and o
utlet
within
7°
o
f each
other
Inlet and ou
tlet
no
t with
in 7°
of e
ach o
ther
-and-
In
let is colder
than
outlet
Inlet and outlet
with
in 7°
of each othe
r
-o
r-
Inlet and outlet
no
t within
7°
of each othe
r
-and-
Inlet
is warmer than
outlet
Inlet and outlet
with
in 7°
of each other
Q, J OR B
MODELS SINGLE EXP
ANS
ION
V
A
LVE
O
p
er
at
io
n
al
A
n
a
ly
si
s
1234