ar4680w1300a

Relieve pressure in hydraulic system

Type ar · topic 46.80 · version 0103 · 2008-04-29

Applies to: MODEL 957.65 with CODE (AN8) Hydraulically steered leading axle MODEL 957.66 with CODE (AN9) Hydraulically steered trailing axle

Where it sits

Function group 2 Chassis › 46 Steering › 46.80 Auxiliary rear axle steering, auxiliary steering axle (ZL), electro-hydraulic auxiliary steering (EHZ) — Series 957 (models 65*, 66*)

EinPAS 22 Steering › 22.20 Auxiliary steering › 22.20.5 Auxiliary steering assembly — Series 957 (models 65*, 66*)

AR46.80-W-1300A

Relieve pressure in hydraulic system

21.4.08

MODEL 957.65 with CODE (AN8) Hydraulically steered leading axle

MODEL 957.66 with CODE (AN9) Hydraulically steered trailing axle

Relieve pressure in hydraulic system

W46.80-1001-11

1 Pressure relief valve (basic body)

2 Jam nut

3 Pressure screw

4 Protective cap

Y67 Hydraulic control block

Removing

1

Remove protective cap (4)

2

Open pressure relief valve (1)

To do so, loosen the jam nut (2) and unscrew the pressure screw (3) by one to two turns.

Do not loosen the main body of the pressure relief valve (1).

Install

3

Close pressure relief valve (1)

To do so, screw in the pressure screw (3), then counterhold and tighten the jam nut (2).

*BA46.80-N-1011-01B

4

Press on protective cap (4)

Auxiliary steering axle (ZL)

Number

Designation

Model 957
with code AN8, AN9

BA46.80-N-1011-01B

Pressure screw and jam nut at pressure relief valve

Nm

7