Seepex BW 10, Инструкция по эксплуатации и техническому обслуживанию

Страница: 127 / 186

Single-Acting
Mechanical Seal
Ausgabe
issue
B / 04.01.2006
Dokument
document
OM.SEA.02e
Blatt
sheet
2 (2)
7.0
Disassembly / Reassembly
7.1
Disassembly
- Remove flushing connections at shaft seal housing
(SEA).
- Lift / displace splash ring (310) and eject plug-in
shaft pin (309) horizontally.
- Withdraw rotating unit (RTE) together with shaft seal
parallel from output shaft of drive and avoid
chocking.
- Clean plug-in shaft (307) and remove burrs etc.,
which may damage sealing elements. Moisten plug-
in shaft (307) with slip additive (diluted fluid soap).
- Loosen axial safety device of mechanical seal (330
or 372) and withdraw mechanical seal (330) from
plug-in shaft (307).
- Remove mechanical seal housing (333) from lantern
(200).
- Press counter-ring of mechanical seal with o-ring out
of mechanical seal housing (333).
7.2
Reassembly
ATTENTION
Mechanical seals are precision parts of high quality.
Therefore, the installation must be effected with care.
Gentle handling and extreme neatness are essential.
- Clean mechanical seal housing (333)
- Evenly press counter-ring with o-ring into mecha-
nical seal housing (333). To facilitate assembly, the
o-ring should be moistened with a lubricant (diluted
fluid soap).
ATTENTION
- Oil or grease must not be used to facilitate
assembly.
- Install mechanical seal housing (333) to lantern
(200) and onsure correct position of flushing
connections.
- Remove plug-in shaft (307), burrs and roughness
and clean the unit.
- Check / adjust set dimension of mechanical seal on
plug-in shaft (307). Moisten plug-in shaft (307) and
elastomer parts of mechanical seal with lubricant
(diluted fluid soap).
- Slip mechanical seal onto plug-in shaft (307) as far
as set ring.
- Lubricate drive shaft (ANT) with antiseize graphite
petroleum.
- Moisten splash ring (310) and plug-in shaft (307)
with pin joint grease, (for type, please see index)
and slip splash ring (310) onto output shaft of drive.
Note installating position of splash ring and refer to
description on splash ring.
- Move rotating unit (RTE) through mechanical seal
housing (333) and splash ring (310) and slip splash
ring (310) onto output shaft of drive (ANT). Push in
plug-in shaft pin (309) in horizontal position.
- Position of splash ring:
Collar of splash ring shall be fitted in a distance of
about 0.5 mm to lantern (200).