Stulz BNB Series - Maintenance Cycles

© STULZ GmbH, Hamburg EN / 10-2015 / 1000683
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73
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STULZUltraSonic-SystemforDirectRoomHumidicationBNB-  Maintenance
11.1. Maintenance cycles
Content of general maintenance checks:
Job to be performed Scope of checks Time interval
1)
Page
Plant operator
Check for secure
connections
- Tightness of connections of water-bearing parts
-Cleannessoflter
- Water tank and outside of unit for impurities
- Humidity sensor and ventilation slots for impurities
3 months
Page
75
Mist guide tubes Check mist guide tube for deposits. 3 months Page
78
Clean the water tank Remove housing cover and retaining plate together with
mistowpipes(openwatertank),cleananddisinfect
with hydrogen peroxide solution.
6 months
Page
78
Cleantheairlter Openltercase,cleanlter. 6 months Page
77
Leak test Check all screw and push-in connections for leaks
- Threaded joints are secure
- Connectors are secure
6 months
Page
74
Transducers Check transducers for deposits. 6 months Page
78
Specialist engineer
Inspect electrical system Remove cover of control system and check electrics. 6 months Page
80
Replace nebulizer print
plates
---
Approx. every 10,000
operating hours
Page
88
Replace ultrasonic
humidier
---
In the event of prob-
lems or failure
Page
71
Replaceoat
switch for
supply pipe
---
Approx. every 10,000
operating hours
Page
84
Replaceoat
switch for
lower water level
---
In the event of prob-
lems or failure, every
10,000 operating
hours at the latest
Page
84
Replace relay PCBs
---
In the event of prob-
lems or failure
Page
82
Replace fan
---
In the event of prob-
lems or failure
Page
89
1)
Time intervals may be shorter in isolated cases, depending on local conditions.
1)
Visual inspections must be performed regularly!
CAUTION
Time intervals of maintenance cycles
.
The time intervals of maintenance cycles may have to be adapted to suit local conditions.
NOTICE