Nissan Primera P11. Manual — part 35
Installation
CAUTION:
●
Refill with new brake fluid “DOT 4”.
●
Never reuse drained brake fluid.
1. Place master cylinder onto brake booster and secure mount-
ing nuts lightly.
2. Torque mounting nuts.
: 14 - 17 N·m (1.5 - 1.7 kg-m, 11 - 12 ft-lb)
3. Fill up reservoir tank with new brake fluid.
4. Plug all ports on master cylinder with fingers to prevent air
suction while releasing brake pedal.
5. Have driver depress brake pedal slowly several times until no
air comes out of master cylinder.
6. Fit brake lines to master cylinder.
7. Tighten flare nuts.
: 15 - 18 N·m (1.5 - 1.8 kg-m, 11 - 13 ft-lb)
8. Connect fluid level connector.
9. Bleed air from brake system. Refer to “Bleeding Brake
System”, BR-8.
SBR236E
MASTER CYLINDER
BR-17
On-vehicle Service
OPERATING CHECK
1. Depress brake pedal several times with engine off. After
exhausting vacuum, make sure there is no change in pedal
stroke.
2. Depress brake pedal, then start engine. If pedal goes down
slightly, operation is normal.
AIRTIGHT CHECK
1. Start engine, and stop it after one or two minutes. Depress
brake pedal several times slowly. Booster is airtight if pedal
stroke is less each time.
2. Depress brake pedal while engine is running, and stop
engine with pedal depressed. The pedal stroke should not
change after holding pedal down for 30 seconds.
Removal
CAUTION:
●
Be careful not to splash brake fluid on painted areas; it
may cause paint damage. If brake fluid is splashed on
painted areas, wash it away with water immediately.
●
Be careful not to deform or bend brake pipes, during
removal of booster.
SBR002A
SBR365AA
OK
NG
Third
Second
First
NBR437
BRAKE BOOSTER
BR-18
Inspection
OUTPUT ROD LENGTH CHECK
1. Supply brake booster with vacuum of −66.7 kPa (−667 mbar,
−500 mmHg, −19.69 inHg) using a hand vacuum pump.
2. Add preload of 19.6N (2.0 kg, 4.4lb) to output rod.
3. Check output rod length.
Specified length:
10.275 - 10.525 mm (0.4045 - 0.4144 in)
Installation
CAUTION:
●
Be careful not to deform or bend brake pipes during
installation of booster.
●
Replace clevis pin if damaged.
●
Refill with new brake fluid “DOT 4”.
●
Never reuse drained brake fluid.
●
Take care not to damage brake booster mounting bolt
thread when installing. Due to the acute angle of
installation, the threads can be damaged on the metal
surrounding the dash panel holes.
1. Before fitting booster, temporarily adjust clevis to dimension
shown in the table.
Adjustment mm (in)
LHD
127.5 (5.02)
RHD
125 (4.92)
2. Fit booster, then secure mounting nuts (brake pedal bracket
to booster) lightly.
3. Connect brake pedal and booster input rod with clevis pin.
4. Secure mounting nuts.
Specification:
: 11 - 17 N·m (1.2 - 1.7 kg-m, 9 - 12 ft-lb)
5. Install master cylinder. Refer to BR-14.
6. Bleed air. Refer to “Bleeding Brake System”, BR-8.
7. Adjust pedal height to specification. Refer to SDS (BR-92).
Retighten clevis locknut.
Specification:
: 16 - 22 N·m (1.6 - 2.2 kg-m, 12 - 16 ft-lb)
SBR281A
Output rod length
Approx. 125 - 127.5 (4.92 - 5.02)
Clevis
Clevis lock-
nut
mm (in)
NBR191
BRAKE BOOSTER
BR-19
NBR421
Diesel models
Tube
Check valve
To Intake manifold
Check valve
Check valve
Vacuum reservoir
LHD Petrol models
RHD Petrol models
To Brake booster
Vacuum hose
To intake
manifold
.
Vacuum hose
To brake booster
VACUUM HOSE
BR-20
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст