ARO SQ054C Manual do operador - Página 8

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DISASSEMBLY/ASSEMBLY

INSTRUCTIONS

Insert locating pin (31) into .096" diameter blind hole at bottom

of motor cavity in housing.

Align notches of end plates and cylinder and install motor into

housing, aligning 'notches with pin (31).

Grease and assemble "O" ring (29) to end plate.

Assemble spacer (30) to tool.

Coat throttle rod (21) with ARO 29665 spindle oil and insert

into rotor.

Assemble gearing and clutch to tool.

HOUSING

DISASSEMBLY

Remove roll pin (19) releasing trigger (18).

Remove screw (17), releasing shroud (16).

Grasp end of valve (10) and pull to remove valve assembly

with bushing (13).

Remove retaining ring (1) and screens (2) to remove muffler (3).

Remove screw (4) washer (5) spring (6) and valve assembly

(7).

HOUSING

ASSEMBLY

NOTE: When a part containing "O" rings has been removed from

tool, it is recommended the "O" rings be replaced upon assembly.

Lubricate all "O" rings with ARO 36460 grease when assembling.

Assemble "O" rings (14, 12 and 11) to bushing (13).

Assemble "O" rings (9) to valves (10).

Lubricate plungers (15) and valves (10) with ARO 29665

spindle oil.

Assemble spring (20) to valve (10).

Assemble plungers (15) and valves (10) to bushings (13).

Assemble bushings and shroud (16) to tool, securing with

screw (17). NOTE: Flats of bushings must be aligned with flats

of shroud (16).

Assemble trigger (18) to tool, securing with roll pin (19).

Assemble valve assembly (7) and spring (6) to tool, securing

with washer (5) and screw (4).

Assemble muffler (3) and two screens (2) to tool, securing with

retaining ring (1).

49999-054