ECO,AUTOM,BI ECO,AUTOM,BI AUTOM,BI
Selector at position -
* Test lamp goes out when center vent switch is moved = check operation of switch.
Note: During this test the servo motor must run
- from top to bottom or vice versa for each test step. Move temperature selector lever from
65 to 85 to 6SO F. Solenoid valves will be activated mainly by servo motor position.
If any of the tests are not correct, first check wire connections (see wiring diagram). The defect could be in either the control switch or control unit.
If control switch is okay, test lamp should come on in the following positions of the control lever, regardless of the servo motor position.
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