Step 7: Remove the heat exchanger assembly by sliding it out of the cabinet.
CAUTION
• Use extreme caution when removing the heat exchanger from the cabinet as the
thermistor wires are attached to the assembly.
– Damaging these wires may cause the unit to malfunction.
Step 8: Remove front plate (holds the side and main drain pans), which is secured by 5 screws.
Specifications are subject to change without notice.
PAA-A18, 24, 30, 36, 42AA1/BA1/CA1 and all-
60
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