Section 09
BRAKES
Subsection 02
(HYDRAULIC BRAKES)
VMR2004_028_09_02A.FM
09-02-7
Disassembly
Remove brake pads, see the following section.
Remove:
– caliper bracket
no. 32
– slide pins
no. 33
– pad spring
no. 34
.
Place rag over piston.
Place caliper body with piston down and apply
small squirts of air pressure to the fluid inlet to
remove piston.
Remove piston seal.
CAUTION:
Be careful not to damage piston slid-
ing surface.
Clean piston grooves, caliper cylinder and piston
with clean brake fluid.
Clean slide pins with brake cleaner and a rag.
Inspection
If boots
no. 35
are deteriorated or hard, replace by
the new ones.
Check caliper cylinder and piston for scratches,
rust or other damages. If so, replace caliper.
Assembly
Coat piston seal with clean brake fluid and install
it into piston grooves in caliper.
Coat piston with clean brake fluid and install into
cylinder with the closing toward caliper body.
Apply silicone grease into sliding bores and install
slide pins.
NOTE:
Make sure that rubber boots
no. 35
are
correctly installed in slide pins grooves.
Install pad spring, caliper bracket and pads.
Installation
For the installation, reverse the removal proce-
dure, pay attention to the following details.
Use new sealing washers when installing Banjo
bolt retaining brake hose to caliper.
Install caliper to knuckle with the new self-locking
bolts.
If hose was disconnected, bleed the brakes.
Check for leaks and make sure the brakes operate
normally before driving.
BRAKE PADS
Removal
Raise vehicle and support it securely.
Remove wheels.
Loosen pad pins
no. 36
.
TYPICAL
1. Pad pins
2. Caliper bracket
3. Pads
Remove caliper from knuckle.
CAUTION:
Don’t let the caliper hang by the hose
and don’t stretch or twist the hose.
It’s very important to clean remaining O.D. of pis-
ton out from caliper with brake fluid before push-
ing the piston back in. Make sure the piston is free
of any contaminant and is shiny.
Push piston all the way in to allow installation of
new pads.
WARNING
Do not use high pressure air or bring nozzle
too close to inlet.
2
3
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