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SYSTEM CONTROL INSTALLATION, OPERATION AND SERVICE MANUAL FIGURE 10: System Control Troubleshooting Chart If control is not working properly, disconnect power to control and check for signs of physical damage to the front and back of the circuit board, water damage (corrosion) or scorching. If damage is found, identify and rectify source of damage. Replace circuit board (P/N 10090101), if it has permanent damage. 16 of 19
