IOMM A-C Cond-1 Installation Manual for Models ACH, ACX ...

Disconnect 6-pin connector from the right side of control. Place a jumper wire between third pin from the top and the bottom pin on the control, not the cable. If the fan goes to full speed, check for input pressure. If there is adequate pressure, the transducer is bad and the control must be replaced. 3. ................
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