Process Heater Location & Disassembly - AEC AD Series Operation And Installation Manual

Procedures
AD Series Dehumidifying Dryers
Figure 15
Process Heater Location and Disassembly
Undo (6) 10-32 Button
Head Screws using 1/8
Allen Wrench
1" Wide x 1/8" Thick High
Temperature Gasket
Remove the six (6) 10-32 button head screws securing the process
heater access cover using a 1/8" Allen wrench.
Sketch the heater wiring configuration so you can properly re-wire
the heater.
Remove the wires to the heater plate assembly being removed or
replaced.
Remove the two (2) 4-40 screws securing the heater plate
assembly, and slide out the assembly.
Remove the heater from the mounting plate by removing the large
brass nuts and washers.
Re-install the heater and heater plate assemblies in reverse order.
Install new heater gaskets and securely tighten all fasteners.
Heater loops should not touch each other.
"Hot spots" lead to premature heater failure!
Reinstall the wires based on the sketch you made earlier.
(2) 4-40 screws
Hi Temperature
Snap Switch
CAUTION!
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