Reversing the lid gasket helps to prevent early failure of lid gasket and the loss of pressure during a cook cycle.
Reversing the Lid Gasket
To extend the life of lid components, lubricate the ball seat and spindle, following the steps below.
To extend the life of the lid gasket and help prevent steam leakage, check the limit stop adjustment quarterly, following the steps below.
Limit Stop Adjustment
To extend the life of the temperature probe, high limit, and elements, every 90 days check the tightness of the element spreader bar screws, following the steps below: (Model 500 only)
Check and Tighten Element Spreader Bars
Source: MaintainX (Community Member)