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Air Motor Service
6.Install the bottom adjusting nuts (33) on the poppet valve stems (45†) and screw the stems into the grommets (32†). Screw the top nuts (33†) on the stems. Before installing the lockwires (34†) in the adjusting nuts, use the gauge 171818 to adjust the transfer valve so there is 0.145 in. (3.7 mm) clearance between the poppets and the seat when it is open. See Fig. 8.
WARNING
To reduce the risk of pinching or amputating your fingers, always keep fingers clear of the toggle assemblies (M).
7.Install the springs (31) and pivot pins (30) on the toggle arms (37). Snap the toggles to the up position. Refer to Fig. 7.
8.Carefully lower the cylinder (51) over the piston (59) and onto the base (55). Secure with the six screws (25).
9.Manually push on the piston rod (41) to move the piston (59) up as far as it will go. Grip the trip rod
(54)with padded pliers and screw the cylinder cap nut (47) onto the trip rod. Pull the piston rod (41) to move the piston down. Be sure the
10.Screw the connecting rod (10) into the piston rod
(41)and secure with the pin (4*). Manually push on the piston rod (41) to move the piston (59) up as far as it will go. Screw the riser tube (12) into the base (55).
11.Use a 1/4” diameter rod, spanner wrench, or torque wrench to tighten the packing nut (42). Tighten snugly and then tighten an additional 1/2 turn
12.Install the muffler plate (20 or 40) using the six screws (24).
13.Connect an air hose and run the pump slowly [about 30 psi (2.1 bar)] to see that it operates smoothly.
14.Remount the pump and reconnect the ground wire.