Carrier SUPRA 950Mt - Engine Starts then Stops

5
-
2
6
2
-
-
6
1
1
X
X
-
-
2
0
(
0
3
/
0
4
)
I
N
D
I
C
A
T
I
O
N
/
T
R
O
U
B
L
E
P
O
S
S
I
B
L
E
C
A
U
S
E
S
 REFERENCE
SECTION
5.
1.
2
Eng
ine
st
ar
ts
the
n
st
ops
Engine stops after several
rotations
Fuel supply
restricte
d
No fuel in tank
Leak in fuel system
Faulty fuel
control operatio
n
Fuel filter
restricte
d
Injector nozzle(s) defective
Injection pump defective
Air cleaner or
hose restricted
Safety device open
Open wiring circuit to run solenoid
Fuel pump (FP)
malfun
ction
Check
Check
Check
Engine
Replace
Engine Manual
Engine Manual
4.3.5
2.7
Check
4.3.6
5.
1.
3
St
ar
te
r
mo
tor
ma
lf
unc
ti
on
Starter motor will not crank or
turns slowly
Battery insufficiently charged
Battery cable connections loose or oxidized
Battery cables defective
Starter brushes shorted out
Starter brushes hang up or have no contact
Starter solenoid damaged
Run-Sto
p
or
Start-Run
-Stop switch
defecti
ve
Engine lube oil too heavy
Check
Check
Replace
Engine Manual
Engine Manual
Engine Manual
Replace
2.2
Starter motor turns but pinion
does not engage
P
i
n
i
o
n
o
r
r
i
n
g
g
e
a
r
o
b
s
t
r
u
c
t
e
d
o
r
w
o
r
n
C
l
e
a
n
b
o
t
h
,
remove burrs,
or replace;
apply grease
Starter motor does not disengage
after switch was depressed
Run-Sto
p
or
Start-Run
-Stop switch
defectiv
e
Starter motor
solen
oid defective
Replace
Engine Manual
Pinion does not
disen
gage after
engine is running
D
e
f
e
c
t
i
v
e
s
t
a
r
t
e
r
E
n
g
i
n
e
M
a
n
u
a
l
5.1
.4
Mal
func
tion
in
the
engi
ne
sta
rti
ng
cir
cui
t
No power to starter motor
solenoid (SS)
Battery
defectiv
e
Loose electrical connections
Check
Tighten
Run solenoid does not energize
or does not remain energized
Battery
defectiv
e
Loose electrical connections
Oil pressure safety switch (OP) defective
Run relay (RR) defective
Wate
r
tempera
ture safety
switch open
Wate
r
tempera
ture sensor
(WTS)
defecti
ve
Run solenoid defective
Run-Sto
p
or
Start-Run
-Stop switch
defecti
ve
Check
Tighten
Replace
Replace
2.2
Replace
4.3.4
Replace