Stulz BNB Series - Page 81

© STULZ GmbH, Hamburg EN / 10-2015 / 1000683
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81
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STULZUltraSonic-SystemforDirectRoomHumidicationBNB-  Maintenance
13
Check the solenoid valve, coil and
body.
11
Check whether there is any humidity or
corrosion in the control system.
10
Remove the cover of the control
system.
14
Check the relay PCB or relays
for changes in color, damage and
deposits.
15
Check whether electrical cables are
damaged, and that all cables are rout-
ed correctly.
12
Make sure that the unit has no leaks.
▲
9
To remove the mist guide
pipes, rotate and pull gently
(bayonetcatch)upwardsandout.
Item
Description
5 Mist guide tubes
6 Relay PCB
6
5
16
Replace damaged parts as described
below.
CAUTION
Trapped cables
.
During installation, take care not to trap any
cables between parts of the housing!
NOTICE