System Dimensions - 4100 Series
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NOTES:
- IMPORTANT: Return air duct MUST NOT enter from the front or back of the furnace. Upflow, downflow, or straight return ducting only.
- Beginning July 1, 2019, the electrical panel became 2 1/2" deeper to accommodate the Definite Purpose Contactors. The overall depth changed from 44 11/16" to 47 4/16", the setback to the return air plenum changed from 14" to 16 1/2", the setback to the supply air plenum changed from 13 3/4" to 16 1/4".
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