Assembly Of The Impact Mechanism; Assembly Of The Reverse Valve - Ingersoll-Rand 2925Ti Series Maintenance Information

Air impact wrench

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(Dwg. TPD1921)

NOTICE

If more power is needed for forward operation than for

reverse operation, install the Cylinder with exhaust ports

to the RIGHT of top dead center (1 o'clock position).

7. Install the assembled Front End Plate and Bearing over

the front, splined end of the Rotor making sure that the

front Cylinder Dowel fits into the notch in the outside

diameter of the Front End Plate.

8. Grasp the Housing with one hand and set it upside down

on its top. With the other hand, carefully guide the motor

assembly into the Housing, making sure that the side of

the motor assembly containing the Cylinder Dowels is

oriented to the top of the Housing. Install Locating Pin (24)

into Housing and End Plate. See Dwg. TPD1920-1.

(Dwg. TPD1920-1)

Assembly of the Reverse Valve

1. Coat a new Reverse Valve O-ring (31) with O-ring

lubricant and install it in the groove on the Reverse

Valve (32).

2. Install the Reverse Valve in the reverse valve bushing

with the slotted end trailing, making sure that the index

mark on the Reverse Valve is aligned with the index mark

on the Bushing. See Dwg. TPD1913.

EN-4

REVERSE LEVER IN

FORWARD POSITION

W W

(Dwg. TPD1913)

NOTICE

The Reverse Valve must be installed and indexed with

the bushing as directed in Step 2 and Dwg. TPD1913.

Failure to do so will cause improper operation of the

Reverse Valve.

3. Insert the Reverse Lever (18) through the rear of the

Backcap (16).

4. Slide the Reverse Lever Spring (20) over the shaft of the

Reverse Lever and secure the Spring and Reverse Lever

by installing the Reverse Lever Snap Ring (19) in the

groove in the shaft of the Reverse Lever. Rotate the

Reverse Lever so that it is pointing to the symbol for

FORWARD (clockwise) operation. See Dwg. TPD1913.