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STEP 11 – Lift out return air grille (from
front).
STEP 12 – Rotate fan plenum up and back;
hook chain at rear of liner.
OR
Unplug fan harness.
Lift fan plenum up and back to remove.
(view is from the back)
5-4 MAINTENANCE
P/N 0420057_B
U.S. & Canada 1-800-922-1919 • Mexico 1-800-522-1900 • WWW.HUSSMANN.COM