Rear wheel brake dismantling and assembling

Refer to the 944 repair manual for dismantling and assembly procedures for the rear wheel brakes.

Differences between the 944 turbo and 944:

- Four-piston fixed caliper with larger brake pads

- Thicker brake disk with larger diameter.

HYDRAULIC BRAKE PARTS TIGHTENING TORQUES

Location

Description

Thread

Material

Torque in Nm/kpm (ftlb)

Brake pressure pipe to brake master cylinder, brake hose, branch and caliper

Pipe coupling nut

MIO X 1

5.8

12/1.2 (8.8)

Brake power regulator to brake master cylinder

MIO X 1

14/1.4 (10)

Brake hose to fixed caliper

Brake hose

MIO X 1

14/1.4 (10)

Bleeder bolt to fixed caliper

Bleeder bolt

MIO

8-12/0.8-1.2(6-8.8)

Brake master cylinder to brake power assist

Hex nut

M8

8

21/2.1 (15.5)

Brake power assist to adapter

Hex nut

M8

8

21/2.1 (15.5)

Adapter to firewall

Hex nut

M8

8

21/2.1 (15.5)

Guard plate for brake unit to body

!

10/1.0 (7) 5/0.5 (3.6)

Bracket to rear trailing arm

Hex screw

M 6

8.8

10/1.0 (7)

Stop bolt in brake master cylinder

Hex screw

(5 - 7)

c. During repair, due to their differing pedal travel, only main brake cylinders and brake power assists from the ATE company may be installed. This applies only to the 944 turbo.

BRAKING SYSTEM

Brake Unit

The removal procedure for the brake power assist (brake booster) can be found in the 944 Workshop Manual. In addition, the following procedures and information must be observed.

a. Remove brake guardplate as follows:

- detach fuel collection pipe complete with injection valves from intake air distributor (intake pipe). Note that fuel collection pipe remains in vehicle.

- remove intake air distributor.

- remove bracket for turbocharger coolant pump and run out brake guard plate after loosening fastening bolts. If necessary, replace guard plate.

b. When loosening and pulling on the brake line, counterhold on hexagon of braking power regulator. However, when assembling or disassembling regulator do not on hexagon. The two surfaces next to the screw-in thread are provided for this purpose.

I Fuel collecting pipe

II Intake air distributor (intake pipe)

III Bracket for turbocharger coolant pump

IV Brake guard plate

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