KOJA 0603, Instruction For Operation And Maintenance

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AIR HANDLING UNIT FUTURE
INSTRUCTIONS FOR OPERATION AND MAINTENANCE
Heat recovery section, rotor FRTR
2017-02-13 V. 2.0 23
6.6. Rotor adjustment
A
• Switch off the voltage to the rotor.
• Open the access door.
• Remove the brush seals, if they are worn.
• Remove the protective casing from the rotor
mid-beam.
A. Protective casing
A
B
• Loosen the rotor mounting bolt.
• Adjust the rotor position with the rotor adjust -
ment bolts located at the bottom part of the
beam.
• Check the rotor position by rotating the rotor by
hand from the service side.
• Tighten the rotor mounting bolt (A).
• Tighten the locking screw on the adjustment
bolts (B).
• Fix the protective casing to the rotor mid-beam.
• Install new / adjust old brush seals, if necessary.
• Make sure that the rotor rotates freely.
A. Rotor mounting bolt
B. Rotor adjustment bolts