Carrier SUPRA 850Mt - Description of Service Requirements

4-2
4.2
DESC
RIPTIO
N
OF
SER
VICE
REQU
IREM
ENTS
SERVICE
Service A
D
Drain the engine oil
, replace oil filter and by-pass filter (if so
equi
pped).
D
Check engine
cooling system.
D
Clean the ca
rtridge of the dry air filte
r.
D
Check air clea
ner and chang
e air cleaner oil.
D
Check all bolts, screws and unit mouting bolts for tightnes
s. Thighten as
require
d
(1st service
only).
D
Check all
belts.
Service B
D
Replace
fuel filter.
D
Check fuel p
ump filter.
D
Repla
ce the cartridg
e of the dry air filter
.
D
Check the battery termi
nals and flui
d level.
D
Check compressor
oil level.
D
Check alte
rnator brush
es. Check it for diesel hours
PLUS
standby hours.
D
Check engi
ne thermosta
t for
prope
r operation.
D
Check
defrost
:
-
-
Check
timer se
tting a
nd func
tion.
-
-
Check refrig
erant contro
l valves for prop
er operatio
n.
-
-
Fans
stop
.
-
-
Defrost e
nds a
utomatic
ally
.
-
-
Wate
r drain
s from e
vapora
tor.
D
Check an
d adjust rock
er arms.
D
Replace belts as
necessary.
Service C
D
Clean radiator a
nd condenser
.
D
Check
refrigerant level.
D
Check engine
speed under loa
d
-
-
Supra
750Mt
_
:
2
2
0
0
r
p
m
/
1
8
0
0
r
p
m
-
-
Supra
850Mt
_
:
2
4
0
0
r
p
m
/
1
8
0
0
r
p
m
-
-
Supra
950Mt
_
:
2
2
5
0
r
p
m
/
1
8
0
0
r
p
m
D
Chang
e the fan motor brush
es.
D
Check and rebuild
the alternator.
D
Clean and ad
just fuel injec
tors (140 kg/cm
2
)
Service D
D
Check all
belt tension p
ulleys.
D
Change anti-freeze in die
sel engine.
D
Check beari
ngs in clutch(es
) and electric motors.