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Pulleys are adjustable only in half-turn increments. For 4L and A belts, do not open the pulley
more than five full turns. For B belts, do not open the pulley more than six full turns.
5. Replace the external key and tighten the adjustment setscrew. Proper torque is 110-130
inches-lbs.
6. Install the drive belt and adjust the motor mount to the tension belt (for further information,
see the
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D-Series Vertical (DSV060C-300C) Air-Cooled Self-Contained Units, C Generation with Smart Equipment Controller
Johnson Controls