Throat Seal Liquid: Graco TSL is specially formuated to dissolve material on displacement rods and prevent friction, wear or abraision from dried pigment particles. Motor oil is NOT a substitute for TSL.
PORTABLE PUMPS: Fill wet cup 1/2 in. (13mm)
FIXED PUMPS: Fill wet cup 2/3 full
Notice: TSL should NOT be used in pumps with Rubber Packings, Airline Oilers or Air Motors. DO NOT USE WITH FOOD PUMPS. Environmentally safe – For industrial use.