Page 80
Non-Return Valve Inlet
Voith Turbo I Aftersales Service Manual Voith Retarder VR 115 E I Repair
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Removal
1. Screw out guide (1900/1).
2. Remove spring (1900/2) and piston (1900/3) from
retarder housing.
Checking
1. Check rubber coating of the piston (1900/3) for
damage.
Replace the complete non-return valve inlet (1900)
if necessary.
2. Check guide (1900/1) and spring (1900/2) for wear.
Replace the complete non-return valve inlet (1900)
if necessary.
Installation
1. Apply sealing agent to the thread of the guide
(1900/1).
2. Lubricate the new sealing ring (1950) with
silicone-free, non-corrosive grease.
3. Screw in the non-return valve inlet (1900) complete
with sealing ring (1950).
4. Tighten non-return valve inlet (1900) with 280 Nm.
Hot parts!
Hands could be burned.
Ö
Work carefully.
Ö
Wear protective gloves or use cloths if necessary.
CAUTION
Ö
Use sealing agent Loctite 572 with retarders
starting with Voith item No. H67.1500.30.
Only in conjunction with copper sealing ring.
NOTE
