AEC AP Series Large Dehumidifying Dryer - Manual (Page 91)

Large Dehumidifying Dryers Maintenance 90
1. Access the desiccant canisters by removing the panels on the dryer.
2. Remove the Regeneration Heater Cover.
3. Unscrew the six (6) screws on the Heater Element Mounting Plate.
4. Slide out the heater assembly, taking care to not damage the gaskets.
5. Unscrew the heater loops that need to be replaced.
6. Re-install the new heaters. Securely tighten all fasteners.
Caution! The heater loops should not touch each other. This will create "hot spots"
and lead to premature heater failure.
7. Insert the heater assembly back into the desiccant canister.
8. Fasten the six (6) screws on the Heater Element Mounting Plate.
9. Re-secure the Regeneration Heater Cover.
10. Re-install the dryer panels.
Figure 17: Regeneration Heater Box Assembly
Regeneration
Heater Cover.
High
Temperature
Gaskets.
Heater Element
Mounting Plate.
Access cover can be
removed in order to
replace desiccant.
Viewing Glass, for
checking the status of
the desiccant inside.
Regeneration
Heaters
High
Temperature
Gaskets.
Stainless Steel
Hollow Core
Desiccant Tank
Desiccant Tank
Mounting
Platform