Remington 491 User Manual download pdf (Page 18)

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Tool Disassembly

2. Using thumb, push stop towards rear of tool and remove (see Figure 2).

Figure 2 - Removing Stop

Stop

Figure 3 - Separating Base Plate From Piston Sleeve

Piston Sleeve

Base Plate

3. Pull barrel assembly out of liner in tool body.

4. Remove shear clip from barrel assembly (see item 20, page 17, for shear clip

location).

5. Separate base plate from piston sleeve (see Figure 3).

REMOVING BARREL ASSEMBLY

1. Using screwdriver, lift end of annular spring and rotate spring until stop is

uncovered (see Figure 1).

Annular Spring

Figure 1 - Rotating Annular Spring

WARNING: Never disassemble, replace barrel, clean, or assemble a loaded

powder actuated tool.

Stop

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Remington 491 User Manual Page 18