Infiniti FX35 / FX45. Manual — part 841
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< SERVICE INFORMATION >
PARKING BRAKE SHOE
PARKING BRAKE SHOE
Component
INFOID:0000000001327649
Removal and Installation
INFOID:0000000001327650
REMOVAL
WARNING:
Clean brakes with a vacuum dust collector to minimize the hazard of air borne particles or other mate-
rials.
CAUTION:
• Remove wheel, and remove disc rotor with parking brake pedal completely released. Refer to
"Removal and Installation of Brake Caliper Assembly"
• When removing disc rotor, mark both disc rotor and wheel hub for alignment.
1.
Remove rear tires from vehicle with a power tool.
2.
Remove disc rotor with the parking brake pedal in the completely released position.
3.
Remove disc rotor. If disc rotor cannot be removed, remove as follows:
a.
Secure the disc rotor in place with wheel nuts and remove adjuster hole plug.
1.
Back plate
2.
Anchor block
3.
Toggle lever
4.
Shoe
5.
Adjuster 6.
Return
spring
7.
Anti-rattle spring
8.
Retainer
9.
Anti-rattle pin
SFIA1167E
PARKING BRAKE SHOE
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< SERVICE INFORMATION >
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b.
Using flat-bladed screwdriver, rotate adjuster in direction “B” to
retract and loosen brake shoe.
4.
Remove anti
−
rattle pins, retainers, anti
−
rattle springs, them
return springs.
5.
Remove parking brake shoes, adjuster assembly, adjuster
spring and toggle lever.
INSPECTION AFTER REMOVAL
Lining Thickness Inspection
• Check thickness of lining.
Drum Inner Diameter Inspection
• Check drum inner diameter.
Other Inspections
• Check the following:
- Shoe for excessive wear, damage, and peeling.
- Shoe sliding surface for excessive wear and damage.
- Anti-rattle pin for excessive wear and corrosion.
- Return spring for sagging.
• Check that adjuster moves smoothly.
• Visually check the inside of drum for excessive wear, cracks, and damage. Check the inside of drum using a
pair of vernier calipers.
• Replace with new part if malfunction is detected on the above part.
• When disassembling adjuster, apply PBC (Poly Butyl Cuprysil) grease or equivalent to the threads. Refer to
INSTALLATION
Be careful of the following:
• Refer to
, and apply brake grease to the specified points during assembly.
PFIA0309E
Standard thickness “A”
: 3.2 mm (0.126 in)
Repair limit thickness “A”
: 1.5 mm (0.059 in)
SBR021A
Standard inner diameter
: 190 mm (7.48 in) dia.
Maximum inner diameter
: 191 mm (7.52 in) dia.
SBR768A
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< SERVICE INFORMATION >
PARKING BRAKE SHOE
• Assemble adjuster so that threaded part expands when rotating it
in the direction shown by the arrow.
• Shorten adjuster by rotating it.
• When disassembling adjuster, apply PBC (Poly Butyl Cuprysil)
grease or silicone-based grease to the threads.
• After replacing brake shoes or disc rotors, or if brakes do not func-
tion well, perform break-in operation as follows.
1.
Install in the reverse order of the removal.
2.
Adjust parking brake pedal stroke to the specified stroke. Refer
to
.
3.
Perform parking brake break-in (drag run) operation by driving
the vehicle under the following conditions:
4.
After break-in operation, check pedal stroke of parking brake. Readjust if it is no longer at the specified
stroke. Refer to
.
• To prevent lining from getting too hot, allow a cool off period of approximately 5 minutes after every
break-in operation.
• Do not perform excessive break-in operations, because it may cause uneven or early wear of lining.
Drive forward
• Perform the following
• Vehicle speed approx. 40 km/h (25 MPH) set (forward)
• Parking brake operating force approx. 200 N (20.4 kg, 44.9 lb) set
• Duration approx. 30sec.
SFIA0153E
SERVICE DATA AND SPECIFICATIONS (SDS)
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SERVICE DATA AND SPECIFICATIONS (SDS)
Parking Drum Brake
INFOID:0000000001327651
Parking Brake Control
INFOID:0000000001327652
Brake lining
Standard thickness
3.2 mm (0.126 in)
Repair limit thickness
1.5 mm (0.059 in)
Drum (disc)
Standard inner diameter
190 mm (7.48 in) dia.
Maximum inner diameter
191 mm (7.52 in) dia.
Control type
Foot pedal type
Number of notches [under a force of 200 N (20.4 kg, 44.9 lb)]
4
−
5 notches
Number of notches when brake warning lamp comes on
1 notch
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