ar4225w3104e

Remove/install axle modulator

Type ar · emne 42.25 · version 0100 · 2010-06-01

Gælder for: MODEL 375.4, 940, 942, 943, 944, 950.5 /6, 952.5 /6, 953.6, 954.5 with CODE (BB8) Brake control (BS) with ASR with CODE (ZX2) EPB II

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 2 Chassis › 42 Bremsehydraulik og -mekanik › 42.25 Elektro-pneumatisk bremse (EPB) — Serie 375 (modeller 4**) · Serie 940 · Serie 942 · Serie 943 · Serie 944 · Serie 950 (modeller 5**, 6**) · Serie 952 (modeller 5**, 6**) · Serie 953 (modeller 6**) · Serie 954 (modeller 5**)

EinPAS 21 bremser/vakuumsystem/trykluftsystem › 21.15 driftsbremse/vakuumsystem › 21.15.31 modulator/bremsekraftregulator — Serie 375 (modeller 4**) · Serie 940 · Serie 942 · Serie 943 · Serie 944 · Serie 950 (modeller 5**, 6**) · Serie 952 (modeller 5**, 6**) · Serie 953 (modeller 6**) · Serie 954 (modeller 5**)

AR42.25-W-3104E

Remove/install axle modulator

28.5.10

MODEL 375.4, 940, 942, 943, 944, 950.5 /6, 952.5 /6, 953.6, 954.5
with CODE (BB8) Brake control (BS) with ASR
with CODE (ZX2) EPB II

Remove/install axle modulator

W42.25-1243-06

1 Electrical connectors (voltage supply and CAN connection)

2 Electrical connector (brake wear sensor)

3 Electrical connector (rpm sensor)

4 Compressed air line (brake cylinder)

5 Compressed air line (reservoir pressure)

6 Electrical connector (redundancy control)

7 Compressed air line (redundancy control)

31.13 Drive-axle axle modulator

Remove/install

Notes on checking axle modulator before replacement

AH42.25-W-0001-01A

Notes on compressed air connection systems

AH00.18-N-0001-01A

1

Switch off ignition

2

Secure vehicle against rolling

3

Relieve reservoir pressure of compressed-air system completely

4

Detach electrical connectors (1, 2, 3, 6) from drive-axle axle modulator (31.13)

5

Detach compressed air lines (4, 5, 7) from drive-axle axle modulator (31.13)

AR42.10-W-0900C

6

Remove Drive-axle axle modulator (31.13)

*BA42.25-N-1004-01A

7

Install in the reverse order

Checking

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving off by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

8

Start engine and completely fill air brake system at idle speed, then switch off engine

9

Operate brake pedal and check compressed air connections on drive-axle axle modulator (31.13) for signs of leaks

Danger!

Risk of death caused by limbs being caught or squeezed by rotating parts when performing tests on the brake test stand

Never leave the vehicle unattended on the rollers except in an emergency. Ensure that no one is under the vehicle or near rotating parts during testing. In case of emergency, use the EMERGENCY STOP switch to shut down test stand.

AS42.00-Z-0001-01A

10

Perform function test on brake test stand

Electropneumatic brake (EPB)

Number

Designation

Model
375.4, 940, 942, 943, 944, 950, 952, 953, 954, 958.2/4

BA42.25-N-1004-01A

Bolt, axle modulator to frame

Nm

90

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