Honda NX 250 Service Manual 14
HYDRAULIC BRAKE
10
N-m
11.0
kg-m,
7
1.0
NTTI
10.1
kfl-rp>.
0.7 ft-ib|
l.S
N*mfCM5fcg-m,
35
Nw f3.5
14
N-m
1,1
ko-m,
fl,4
it-ibl
kg-m,
25
fl-Ui!
10 fi-lbl
13
N*m{1
14
N-rn
(1.4
kg-mH )0 ft-ihl
3£
2.6
N*m
N-m
{3.5
(Or25
kg-m.
kq-mr 1
25 ft-tbl
,S ft-lb}
14-0
IS
N'ittfi.8
kffm,
13
fi-to)
14. HYDRAULIC BRAKE
SERVICE INFORMATION
TR
OUBL
BRAKE FLUID RE
SERVICE INFORMATION
GENERAL
The brake pads can be removed without disconnecting the hydraulic
Bleed
the hydraulic system if it has been
Do not
allow
Brake
tluid
rubber
parts
Always
check
If
the metal brake pipe has to be removed, loosen the
hose or brake hose stay from tivistrng or bending.
A
ciif"nrt;sfsii/i',.'
Quality brake
inhaied
asbestos fibers have been
assemblies.
by airborne aihestot
ES
HO OTIN
PLACEMENT/BLEEDING
***'
foreign material to enter the
will
damage painted, plastic and rubber
by covering them
brake
operation
{•r.tkf
disc
degreasing
Dse
an
agent-
OSHA-approved
with
hefore
orpad
found
fiheix.
a rag.
riding
reducesstopping
to cause respiratory disease and cancer.
vacuum
G
14-2
14-3
disassembled
system
If
cleaner
when filling the reservoir.
pans.
fluid does
the motorcycle.
brake
power.
or
alternate
BRAKE PAD/DISC
MASTER CYLINDER
BRAKE
or if the brake fesls
Whenever
get
on
pipe
Discard
CALIPER
system.
handling
Thes£
parts,
nut
while
contaminated
methfd
approved
spongy.
brake
fluid, protect the
wipe it
holding the brake hose nut to prevent the brake
Never me
padi and
b/
OSHA
off
with a clean cloth.
clean a cottiamirtated
an
air hose or dry brush to
designed
painted,
disc with a high
to
minimize ihe
plastic and
dean
brake
hazard
SPECIFICATIONS
ITEM
Front
dfsc
thickness
Front disc runout
Front master
Front master
Front
call
Front
caliper
Specified
TORQUE
Brafce
hose oil bolt
Brake
hose
-^
,."0
pipe nut
Call
per
mounting
Master
cyHnder
Brake
lever pivot nut
Front brake light
Caliper
pin bolt
Caliper
bracket
Brake pad
Brake pad
Blged
valve
cylinder
piston
per
cylinder
cylinder
brake
Muid
VALUES
joint
jrnaster
'brake
bolt
cover
suvitch
pin
pin
pin
plug
bolt
LD.
OrD,
I.D,
0rD.
cylinder
hose
sciew
screw
tida]
siaei
STANDARD
11.000-
10.957^10.984
27.000-27.950(1,0630
26.900-26,950
35
N*m
35
N-m
14
NTH
14
N-m
25
W-fn
1.5
N-m
10
W'm
1.0
N*m
23
N-m
13N'm{l,3
lSN-m(1.a
2,5
N-m
6
N-m
11.043
DOT 4
13 5 kg-m,
13.5
11.4
^l 4 kgmr TO
|2.5kg-m,
(0.15kg-m,
H1.0
10 1 kg-mr 0.7
{2.3
10.25
10
6 kg-m, 4 3 ft-lbl
25 fl-4b]
kg-mF 25
kg-m, 10
18+t-lb)
kg-m, 7
kg-m,
17
kg
m, 9 h-lbl
kg-m,
13ft-lb|
kg-m.
10.4331
(0.4314-0.4324)
(1.0591
ft-lb>
ft-lh)
1.1
ft-lb)
ft*>)
1.8
ori]y
ft-lbl
tt-lb)
ft-lb)
tt-lb)
-0,4348)
1.0650)
-1.06T1
Apply
Apply a
oi'
locking
to
the
threads
agent to the threads
Unit: mm
SERVICE LIMIT
3.0
(0.121
0.3
(Q,01t
11.055(0.4352)
10,945
(0.4309)
2706
(1.065]
26.39 (10567)
lint
TOOL
Special
Snap ring pliers
07914-3230001 or equivalent commercially available
in
U.S.A
14-1
HYDRAULIC BRAKE
TROUBLESHOOTING
Brake
\ever
soft or
-
Air
bubbles
•
Low fluid
-
Hydraulic
Brake
'eve/
too
' Sticking
•
Clogged
• Pads glazed
Brake
*
Hydraulic
• Sticking
* Clogged
• Caliper slide
• Disc or wheel misaligned
Brake
• Pads
•
Uneven
*
Disc or
Brake
1
Pads contaminated
•
txcesaive
*
Calipe*
•
fJisc
n.s'onl
hydraulic
drag
pietonls)
grab or pull to
cor '
pad
wheel misaligned
chatter
insiallcrj rncorrecily
or
wheel misaligned
spongy
in
hydraulic
level
sylem
leaking
hard
• •
system
or
excessively worn
System
hydraulic system
,IVI
disc
sticking
pm
slicking
one
niV
wear
or squeal
mnoui
14-2
HYDRAULIC BRAKE
BRAKE FLUID REPLACEMENT/BLEEDING
• A contaminated brake disc or pad reduces stopping
card contaminated pads and clean the disc
brake
degreasing
CAUTION
• Do not let foreign material to enter the system when filling the
reservoir.
•
Avoid spilling fluid on painted, plastic or rubber parts. Place a
rag over these parts whenever the system is serviced.
agent.
with
BRAKE FLUID DRAINING
With the fluid reservoir parallel to the ground, remove the reservoir cover, set plate and diaphragm.
Connect a bleed hose to the caliper bleed valve.
Loosen the bleed valve and pump the brake lever until no more
fluid flows out of the bleed valve.
pov*r.
Dis-
a high quality
(1)
RESERVOIR COVER
BRAKE FLUID FILLING/BLEEDING
Fill the master cylinder reservoir with DOT 4 brake fluid from a
sealed container.
CAUTION
• Do not
Connect a commercially available brake bleeder to the bleed
valve.
Pump the brake bleeder and loosen the bleed valve.
Add fluid when the
low.
NOTE
• Check the fluid level often while bleeding the brake to pre-
• Use only DOT 4 brake fluid from a sealed container.
• When using a
Repeat the above procedures until air bubbles do not appear in
the plastic hose.
NOTE
• If air is entering the bleeder from around the bleed valve
mix
different types of fluid. They are not
fluid
level in the master cylinder reservoir is
vent air from being pumped into the system.
brake
bleeding tool, follow the manufactur-
er's operating instruction.
threads, seal the threads with teflon tape.
compatible.
I
Close the bleed valve and operate the brake lever.
spongy, repeat the above procedure.
If
rt still feels
14-3
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