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Page 18
SERVICE AND MAINTENANCE (2000 UNITS)
Servicing Filters
1. Remove filter service panel (one or both sides).
2. Remove first set of filters.
3. Remove filter divider panels (if only accessing from one side).
4. Remove filters from behind filter divider panel.
5. Replace all filters. Ensure that filter divider panels are re-inserted into unit.
Servicing Cores
1. Remove core service panel (one or both sides).
2. Slide cores out (regular core maintenance).
3. When placing the cores back into the unit, ensure that there are no gaps between any of the cores.
Ensure all H channels are flush with the ends of the cores before the core service panel is re-attached.
Servicing Blowers
1. Remove blower service panel (one or both sides).
2. Unscrew the 2 bolts that connect the blower to the blower rails of the unit.
3. Remove all wiring to the motors.
4. Slide blower back and lift to remove blower assembly.
5. If access to the unit is not available from both sides, remove the blower divider panel by removing the
8 bolts holding this panel in place.
6. For EFD models, unscrew the 4 bolts that connect the downward facing blower to the blower rails. Lift
out blower assembly. (End panel can be removed to facilitate blower removal).
7. Repeat steps 2 through 4 with the other blower.
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