SER 323440-4
Air Motor
Revision (7-05)
10
Alemite, LLC
36. Screw Nuts (5) onto the Tie Rods.
• Tighten the Nuts securely in a crisscross pattern.
37. Lift the Shuttle upward and hold the Trip Rod with an
open-end wrench (grip earlier model Trip Rod with
a 5/32 " allen wrench).
38. Screw Nut (4) onto the Trip Rod (with Loctite 242)
and tighten from 17-20 ft. lbs. (23 - 27 Nm).
• Follow the thread sealant manufacturer’s
recommendations.
39. Measure the depth the Nut extends beyond the Trip
Rod. The measurement must be 1-5/16 " (33.3 mm).
See Figure 4.
NOTE: Check to ensure the Toggles are
centered in the Shuttle prior to securing the
Caps into the Head Assembly.
40. Tighten each Cap assembly into the Head Assembly.
• Tighten sufficiently to properly crush Gaskets (8).
41. Install Setscrews (6) that secure the Caps to the Head
Assembly.
• Tighten the Setscrews securely.
42. Install O-Ring (25) onto Inlet Body (26).
43. Install the Inlet Body into the Head Assembly.
• Make sure the O-Ring seats properly.
Step for Model 323440-E1 Only
44. Screw Adapter (54) [with thread sealant] into the Inlet
Body as required.
45. Install Screws (27) that secure the Inlet Body to the
Head Assembly.
• Tighten the Screws securely in a crisscross pattern.
46. Install O-Ring (3) onto Plug (2).
47. Screw the Plug into the Head Assembly.
• Tighten the Plug securely.
48. Install Plug (1) into Plug (2).
• Use Teflon tape and tighten the Plug securely.
49. Install and secure Plug (7) into the Head Assembly.
NOTE: For assembly procedures of the
components in the base of the air motor,
refer to the Pump SER Service Guide for
details.
Motor Operation
Bench Test
Apply 10 psi (0.7 Bar) air pressure to the motor.
• The motor should cycle.
If the motor does not cycle, refer to the
Troubleshooting Chart for details.
Connect Pump to Air Motor (Non-Divorced)
1. Clamp the Air Motor vertically in a soft-jaw vise.
2. Pull on the Pump Tube to expose the Coupling as
necessary.
CAUTION
Support the Pump Tube assembly during installa-
tion. Damage to components can occur.
3. Screw the Coupling onto the air motor Piston Rod.
• Rotate the entire Pump Tube assembly.
4. Install the upper Spring Clip that secures the air motor
Piston Rod to the Coupling.
5. Screw the Pump Tube into the Air Motor.
6. Tighten the Jam Nut that secures the Pump Tube
assembly to the Air Motor assembly.
Connect Air Motor to Pump (Divorced)
7. Clamp the Pump in a soft-jaw vise.
8. Screw the Coupling onto the air motor Piston Rod.
• Rotate the entire Air Motor assembly.
9. Install the Spring Clip that secures the air motor Rod
to the Coupling.
10. Install Screws (53), Lockwashers (52), and Nuts (51)
that secure the Pump to the Air Motor Housing.
• Tighten the Screws securely.
