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Power steering gear, assembling
Note;
All sealing rings should be lubricated with
hydraulic oil before installing. - Check whether the valve body housing -2- is
absolutely clean on the inside, otherwise clean
- Place sealing ring -1- on tool. The sealing lip -
arrow- points toward tool
- Drive sealing ring into stop 1 - Sealing ring 2 - Valve body housing - Make sure correct installation position of sealing
ring in valve body
- For better view, illustration shows valve tower in
cross section Page 43 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Needle run-out max. 0.10 mm
If needle run-out is greater than 0.10 mm, screw
pressure piece slightly into housing
If the needle run-out is less than 0.10 mm, screw
pressure piece slightly out of housing
- Tighten lock nut
- Check needle run-out again, if necessary repeat
adjustment
- Remove gauge Close hole in adjusting screw with a stopper from
repair kit
Tie rods, installing - First install clip -2- with gasket -1- in the hole - Apply 1 drop sealing compound, Part No. AMV
188 001 02, in the hole of the clip -arrow- and
press plug -3- into the clip
- See tie rods, removing and installing (TRW and ZF steering gear), Page 48-77 Page 53 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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1 - Power steering gear Removing and
installing Page 48-15 Adjusting Page 48-59 Checking steering
moment Steering gear with
reduced steering
moment only
permissible for
vehicles up to 85 kW Steering moment on
16 V and VR 6
vehicles is approx. 2
Nm higher
2 - Hose clip Always replace- use
pliers to open Tensioning Page 48-81 Page 55 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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3 - Boot Remove ball joint
before removing Check for wear (cuts,
cracks), ensure
sealing surfaces and
sealing lips are clean
and undamaged The end diameters are larger than the boot for TRW power steering
gears Must not be installed
on TRW power
steering gear
4 - Hose clip Always replace - use
pliers to open Tensioning Page 48-81 Must not be installed
on a TRW power
steering gear Page 56 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Repair Manual, Maintenance 7 - Lock nut, 50 Nm (37 ft
lb)
8 - Tie rod ball joint Splitting Page 48-16 Checking: 9 - Pressure balance pipe
10 - 30 Nm (22 ft lb)
11 - Clamp
12 - Rubber mounting Internal diameter ZF:
50 mm TRW: 44 mm
13 - Data plate and
company initials Page 58 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Power steering gear, disassembling Note:
Use jaw covers, check jaw covers for contamination;
e.g. metal chips or the like - Tie rods, removing - see tie rod, removing and
installing (TRW and ZF power steering), Page 48-34 - Close hose connections on power steering gear if
not already done
1 - Plastic locking screw 2 - Plastic locking screw - Clean outside of power steering gear - Open hose clamp and push back boot - Clamp steering gear with toothed rod in vise and
remove tie rod - Remove tie rod - Take steering gear out of vise, screw on bracket
3315/1 and tighten bracket in vise
- Remove cover Page 61 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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For easier installation of the puller, it is recommended
that a rubber band be placed around the jaws.
Illustration shows the housing in cross section for
better view.
Inner sealing ring for toothed rod, removing 1 - Puller, e.g. Kukko 21/4 2 - Rubber band 3 - Roller bearing 4 - Housing - Remove sealing ring for toothed rod from the
housing
- Disconnect hose line from valve body housing to
cylinder line
- Clean hose line, housing. Check threaded
connection for contamination (rubber residue,
chips) Page 67 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Parts, cleaning and checking - Before assembly, the housing must be checked for contamination (paint residue, chips, dirt) and clean
thoroughly with compressed air and alcohol if
necessary
- Check cylinder race for scoring or other damage. If scoring can be felt, replace the complete steering
gear
- Clean toothed rod (remove old grease in tooth
pockets) Page 68 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1