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21
3112009_CFIR_UK
Maintenance and troubleshooting
Care and cleaning
The Exodraft Inline fan is designed for prolonged use, and no regular maintenance is required.
If the fan needs maintenance or inspection, the motor unit can be removed as illustrated below.
The CFIR should be inspected periodically (at least once a year) for leakage, and cleaned, if needed.
Preparing the inline fan for cleaning
Referring to the figure below, follow these steps to open the CFIR inline fan so it can be cleaned and
inspected:
•
When disassembly and assembly of motor section, lifting instructions must be followed, see next
section.
•
Remove the sixteen hex nuts holding the motor mounting plate to the housing.
•
Motor and impeller assembly can be lifted out of the housing. See table listing weights for each model.
•
Clean the impeller and inside of the housing as needed.
•
Replace the motor and impeller assembly and tighten the hex nuts as specified in figure below.
NOTE
The approximate weights of the CFIR motor/impeller assemblies are as follows:
Motorsection for model
CFIR200
CFIR300
CFIR400
CFIR500
Weight [kg]
13
21
34
44
WARNING
Do not open the housing unless power to the CFIR Inline fan has been disconnected from power supply.
Please refer to the section about
Electric installation
for further instructions.
Removing (16) hex nuts before
removing
m
otor
/
i
mpeller assembly
Install a new
g
asket
before
m
otor
/
i
mpeller
assembly
is
remounted.
Summary of Contents for CFIR
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