Page 74
Heat Exchanger
Voith Turbo I Aftersales Service Manual Voith Retarder VR 115 E I Repair
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Installation
1. Lubricate the new O-rings (7300, 7500 and 7600)
with silicone-free, non-corrosive grease and insert
into retarder housing (100).
2. Apply sealing agent (arrow) to the retarder housing
(100) near the heat exchanger (6400) (see dashed
line/figure).
3. Place the heat exchanger (6400) onto the retarder
housing (100).
4. Screw in hex head screws (6600) with washers
(6700).
5. Tighten hex head screws (6600) crosswise to
The water and oil section of new heat exchangers
are coated with anti-corrosion oil.
Ö
Before installing, discharge any anti-corrosion
oil which as accumulated and rinse with hot
water on the water side.
Possible water residue in retarder!
Oil ejection via ventilation.
Retarder fault.
Ö
Fill retarder with 7.0 litres of engine oil or flush
oil. Apply brakes lightly several times to flush the
retarder system. Discharge flush oil. Repeat 2 to
3 times.
Ö
De-oil the cooling circuit and heating system
according to the vehicle manufacturer’s
instructions.
NOTE
CAUTION
7500
7300
7300
7300
7500
7600
100
28070
100
28174
6600
6700
6600
6700
6600
6400
6700
28066
