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Circulation Fuse
Test Points
No Circulation (CDT835J, PDT820J and PDT835J Only)
Diagnostics for variable speed motor is located in the inverter section of this guide
Circulation and Drain Motor Fuse (CDT835J, PDT820J and PDT835J Only)
A circulation and drain pump motors fuse is located on the main control board. If found open while testing
for no circulation pump or no drain operation, the main control and circulation pump or drain pump must be
replaced.
If 120 VAC is not found at MC J703-2 to J703-3, check the fuse at the points shown in the illustration below. If
an open circuit is seen, replace the main control and circulation pump.