11-42
11-42
Pretrip inspection and
Pretrip inspection and
maintenance
maintenance
1.
1.
While dr
While dr
iving s
iving s
lowly
lowly
, make s
, make s
ure tha
ure tha
t the stee
t the stee
ring
ring
wheel does not shake and the vehicle does not
wheel does not shake and the vehicle does not
pull to one side. The wheel should turn easily,
pull to one side. The wheel should turn easily,
without excessive operating resistance, and
without excessive operating resistance, and
return smoothly to the neutral position.
return smoothly to the neutral position.
2.
2.
If any pr
If any pr
oblem i
oblem i
s found
s found
, call an a
, call an a
uthor
uthor
ized S
ized S
ter-
ter-
ling service facility for inspection.
ling service facility for inspection.
The service brakes are critical to vehicle safety. If
The service brakes are critical to vehicle safety. If
an inspection reveals any problem, contact an
an inspection reveals any problem, contact an
authorized Sterling service facility to solve the prob-
authorized Sterling service facility to solve the prob-
lem.
lem.
1
1
Br
Br
ak
ak
e p
e p
ed
ed
al f
al f
re
re
e pl
e pl
ay
ay
1.1
1.1
<CO
<CO
E 40
E 40
, 45
, 45
: va
: va
cuu
cuu
m pr
m pr
ess
ess
ure b
ure b
oos
oos
ter
ter
>
>
1.
1.
Sh
Sh
ut d
ut d
ow
ow
n th
n th
e en
e en
gi
gi
ne
ne
.
.
2.
2.
Set th
Set th
e park
e park
ing brak
ing brak
e and cho
e and cho
ck the r
ck the r
ear tire
ear tire
s.
s.
3.
3.
On veh
On veh
icles w
icles w
ith a man
ith a man
ual tran
ual tran
smis
smis
sion
sion
, make
, make
sure that the shift lever is in
sure that the shift lever is in
neutral.
neutral.
On vehicles with an automatic transmission,
On vehicles with an automatic transmission,
make sure that the shift selector is in
make sure that the shift selector is in
“P” (park).
“P” (park).
4.
4.
Pump
Pump
the bra
the bra
ke ped
ke ped
al sev
al sev
eral ti
eral ti
mes t
mes t
o relea
o relea
se
se
all the vacuum from the
all the vacuum from the
brake system (zero vac-
brake system (zero vac-
uum).
uum).
5.
5.
Pres
Pres
s dow
s dow
n with o
n with o
ne fing
ne fing
er on t
er on t
he cen
he cen
ter of
ter of
the
the
pedal pad to the point
pedal pad to the point
where resistance is felt.
where resistance is felt.
6.
6.
Meas
Meas
ure th
ure th
e amou
e amou
nt of br
nt of br
ake pe
ake pe
dal mo
dal mo
vem
vem
ent
ent
between these two points. This is the brake
between these two points. This is the brake
pedal free play. If the free play is not within
pedal free play. If the free play is not within
these limits, contact an authorized Sterling ser-
these limits, contact an authorized Sterling ser-
vice facility.
vice facility.
1.2
1.2
<CO
<CO
E 5
E 5
0:
0:
hyd
hyd
rau
rau
lic
lic
bra
bra
ke b
ke b
oos
oos
ter
ter
>
>
1.
1.
Sh
Sh
ut d
ut d
ow
ow
n th
n th
e en
e en
gi
gi
ne
ne
.
.
2.
2.
Set th
Set th
e park
e park
ing brak
ing brak
e and cho
e and cho
ck the r
ck the r
ear tire
ear tire
s.
s.
3.
3.
On veh
On veh
icles w
icles w
ith a man
ith a man
ual tran
ual tran
smis
smis
sion
sion
, make
, make
sure that the shift lever is in
sure that the shift lever is in
neutral.
neutral.
On vehicles with an automatic transmission,
On vehicles with an automatic transmission,
make sure that the shift selector is in
make sure that the shift selector is in
“P” (park).
“P” (park).
4.
4.
Pres
Pres
s dow
s dow
n with o
n with o
ne fing
ne fing
er on t
er on t
he cen
he cen
ter of
ter of
the
the
pedal pad to the point where resistance is felt
pedal pad to the point where resistance is felt
(the electric motor will come on).
(the electric motor will come on).
5.
5.
Meas
Meas
ure th
ure th
e amou
e amou
nt of br
nt of br
ake pe
ake pe
dal mo
dal mo
vem
vem
ent
ent
between these two points. This is the brake
between these two points. This is the brake
pedal free play. If the free play is not within the
pedal free play. If the free play is not within the
limits given in the table
limits given in the table
above, contact an autho-
above, contact an autho-
rized Sterling service facility.
rized Sterling service facility.
Service brake checking
Service brake checking
In
In
sp
sp
ec
ec
ti
ti
on i
on i
nt
nt
er
er
va
va
l
l
Da
Da
il
il
y pr
y pr
et
et
ri
ri
p in
p in
sp
sp
ec
ec
ti
ti
on
on
Brake pedal free play
Brake pedal free play
(at center of pedal pad)
(at center of pedal pad)
0.004 to 0.118 in
0.004 to 0.118 in
(0.1 to 3.0 mm)
(0.1 to 3.0 mm)
Z09288
Z09288
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