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Maintenance „DDS Type C“
»
Unscrew filter holder (C) , (SW27 or SW50).
»
Extract filter (B) and clean or replace.
»
Replace seal (A).
»
Re-position filter.
»
Screw filter holder in.
»
Check for leakage by re-start
17.3 Ball float condensate drain
Warning:
Before beginning any maintenance work please check
that supply and drain age are shut off and that the unit is pres-
sure free and cool.
Maintenance „DDS Type A“
»
Release condensate drain from separator.
»
Loosen both Allen screws (size 6/8) of the lower sepa-
rator screw clamp and remove clamp (A).
»
Release lower separator part (B)
»
Remove C clamp (C).
»
Release cone (D) with seal (E)
»
Loosen seal screw and replace seal if necessary.
»
Tighten seal screw a little and lock down with nut
without damaging the seal.
»
Re-fit cone and seal and fix at the separator base using
C clamp.
»
Position new flange seal (F) at the bottom and fix with
screw clamp to the separator.
»
Screw down both Allen screws simultaneously.
»
Check for leakages by re-start.
Use only original HygroMatik parts.
Maintenance set for DDS 20 Type A: B-4111917
Maintenance set for DDS 40 Type A: B-4111919
The maintenance sets include 1x sieve filter, flange seal, steam
supply entry seal, and seals for the ball float and drain.
Maintenance „DDS Type C“
Warning:
wh en re-assembling ple ase check that all sealing
faces are clean and have a thin coat of sealing paste.
Exchanging main valve
»
Loosen cover screws (U), (SW17), and lift cover.
»
Loosen both valve screws (D) and remove complete
float unit (E-C).
»
Screw out main valve (A), (SW17) and remove seal
(B).
»
Replace seal (B) and fit in new main valve.
D E F C A B
Summary of Contents for DDS20
Page 1: ...Steam Injection Humidifiers DDS for existing steam nets DDS ENZ DDS EN Manual...
Page 55: ......
Page 56: ...12 2004...
