Carrier SUPRA 750Mt - 4.8 CHARGING THE REFRIGERANT SYSTEM

4
-
1
6
2
-
-
6
1
1
X
X
-
-
2
0
(
0
3
/
0
4
)
SECTION 4
SERVICE
WARNING
Be
wa
re
of
una
nno
unc
ed
st
ar
ti
ng
of
engine or standby motor caused by the
unit
therm
ostat or
the start/stop cycle.
Per
sona
l
Pro
tec
tiv
e
Equi
pme
nt
:
bef
ore
do
in
g
an
yt
hi
ng
on
th
is
pr
od
uc
t,
as
expl
aine
d
in
this
man
ual.
Alw
ays
use
saf
ety
pre
caut
ions
bef
ore
doing
any
maintenance on the unit
s
a
f
e
t
y
g
l
a
s
s
e
s
,
g
l
o
v
e
s
,
sa
f
et
y
s
ho
es
,
s
af
e
ty
cl
ot
he
s
WARNING
Be
for
e
ser
vic
ing
unit
,
mak
e
sur
e
the
R
un
-
S
to
p
sw
it
ch
is
in
th
e
ST
OP
posi
tion
.
Als
o
disc
onne
ct
the
nega
tiv
e
battery cable.
NOTE
To avoid damage to the earth’s ozone layer, use a
refr
ige
ran
t
rec
ove
ry
sys
tem
whe
nev
er
rem
ovi
ng
refrigerant.
4.1
MAI
NTE
NA
NC
E
SCH
EDU
LE
Supra 750Mt
/
850Mt
REQUIRED SERVICE
W
i
t
h
o
u
t
b
y
p
a
s
s
o
i
l
f
i
l
t
e
r
A
A
B
A
A
B
C
A
A
B
D
A
A
B
C
A
A
B
A
D
H
o
u
r
s
2
5
0
1
0
0
0
1
7
5
0
2
5
0
0
3
2
5
0
4
0
0
0
4
7
5
0
5
5
0
0
6
2
5
0
7
0
0
0
7
7
5
0
W
i
t
h
b
y
p
a
s
s
o
i
l
f
i
l
t
e
r
(
o
p
t
i
o
n
)
A
A
B
A
B
C
A
B
A
B
D
A
B
C
A
B
A
B
A
B
C
D
A
B
A
B
H
o
u
r
s
2
5
0
1
2
5
0
2
2
5
0
3
2
5
0
4
2
5
0
5
2
5
0
6
2
5
0
7
2
5
0
8
2
5
0
9
2
5
0 1
0
2
5
0
Supra 950Mt
REQUIRED SERVICE
W
i
t
h
s
t
a
n
d
a
r
d
o
i
l
f
i
l
t
e
r
A
A
B
A
B
C
A
B
A
B
D
A
B
C
A
B
A
B
A
B
C
D
A
B
A
B
H
o
u
r
s
2
5
0
1
2
5
0
2
2
5
0
3
2
5
0
4
2
5
0
5
2
5
0
6
2
5
0
7
2
5
0
8
2
5
0
9
2
5
0 1
0
2
5
0