Instruction Manual 351

Note: The casting of the module has raised numbers at the adjustment screw positions. Those numbers reflect the following function of the assigned screw. Screw 1: Top Left, Coarse Zero Pot (CCW - Lower, CW - Raise) Screw 2: Top Right, Fine Zero Pot (CCW - Lower, CW - Raise) Screw 3: Lower Left, Internal Cal. Activation Pot (12 or 6 o’clock position – Disengage; 3 o’clock position - Engage) Screw 4: Lower Right, Span Adjustment Pot (CCW - Lower, CW - Raise)