26
MAINTENANCE
Activity
Measure (if required)
3 months
6 months
12 months
24 months
1. Outside air and exhaust air outlets
Check for contamination, damage and corrosion
Clean and repair
X
2. Filters
Check for unacceptable contamination and damage
(leaks) and odours
Replace aff ected fi lters
X
3. Air ducts
Check accessible air duct sections for damage
Repair
X
Check two or three representative locations on inner air
duct surface for contamination, corrosion and
condensation
Inspect duct system in other locations,
decide on cleaning requirement (not
just visible section!)
X
4. Fan
Check for contamination, damage and corrosion
Clean and repair
X
5. Heat exchanger
Visual inspection of cross counterfl ow heat exchanger for
contamination, damage and corrosion
Clean and repair
X
Heating coil: Check for contamination, damage, corrosion
and seal tightness
Clean and repair, replace
X
Cooling coil (optional): Check coil, droplet separator and
condensate tray for contamination, damage, corrosion
and seal tightness
Clean and repair
X
Check condensation outlet and siphon for functionality
Clean and repair
X
6. Housing
Check for unacceptable contamination and damage
(leaks) and odours
Clean and repair
X
MAINTENANCE PLAN
SERVICE AND MAINTENANCE
The filter change is usually carried out by the user. Additional cleaning
and maintenance work may only be carried out by an electrician.
The unit must be fully isolated from the mains power supply before
all maintenance and installation work and before opening the service
door!
DANGER
Danger to life due to electric shock!
MAINTENANCE PLAN
The unit must be fully isolated from the mains power supply before all
maintenance and installation work and before opening the terminal
compartment! Electrical connections must be carried out in accordance
with the relevant wiring diagram and must only be carried out by a
qualified electrician. Electrical connections must be fully isolated from
the mains power supply until final assembly!
DANGER
Danger of electric shock, moving parts (fan), and hot surfaces!
The unit must be regularly inspected as regards the subsections of the
following maintenance plan:
Summary of Contents for Pureo TX 500
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