GEMÜ 601 Bref Instructions page 2

Regreasing the threaded spindle
1. Open the valve approx. 50 %.
2. Unscrew the locking screw 6 and remove it.
3. Pull off the handwheel H.
4. Unscrew the adjusting ring 4 and remove it.
5. Dependent on the operating conditions, regrease the threaded
spindle, especially a valve that is autoclaved. GEMÜ recommends
the grease Boss-Fluorine Y 108/00 (99099484).
6. Place the handwheel H upside down on the double flats of the bonnet
spindle (only GEMÜ 601, GEMÜ 612, GEMÜ 673).
7. Close the valve gently by turning handwheel H ("CLOSED").
8. Pull off handwheel H from the bonnet spindle.
GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG · Fritz-Müller-Str. 6-8 · D-74653 Ingelfingen-Criesbach
Telefon +49(0)7940/123-0 · Telefax +49(0)7940/123-224 · info@gemue.de · www.gemu-group.com
601, 602, 612, 673
Regreasing the threaded spindle
9. Screw the adjusting ring 4 onto the bonnet spindle until the bottom
side of the adjusting ring 4 sits on the face of the valve bonnet.
10. Push handwheel H in its original position on the double flats of the
bonnet spindle (observe the teeth of the adjusting ring 4 and the
handwheel H). Tighten it with locking screw 6.