Remington 493 Removing Firing PIN, Removing Trigger Assembly, Removing Liner from Tool Body

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REMOVING FIRING PIN

1.Remove plug from end of tool. Do this by pressing plug in and turning it 90°. This will release the plug from the tool body.

2.Remove the two springs within the cylinder at rear of tool body.

Plug

Springs

Firing Pin

 

 

and Sear

 

Assembly

Figure 7 - Removing Plug and Springs to Access Firing Pin

3.Use needle-nosed pliers to grasp nut at rear of firing pin assembly. Pull firing pin assembly and sear assembly from tool body.

4.Remove push pin from inside tool body. Do this by tilting rear of tool down. Push pin will fall out.

5.Remove firing pin assembly from sear assembly.

REMOVING TRIGGER ASSEMBLY

1.Remove trigger pin from tool body (see Figure 8). Note: End of trigger pin is threaded. Unscrew threaded portion of pin, then pull pin from tool body.

2.Remove trigger assembly from rear of tool body.

Trigger Assembly

Trigger Pin

Figure 8 - Removing Trigger Pin and Trigger Assembly

REMOVING LINER FROM TOOL BODY

Note: You must remove trigger assembly before removing liner.

1.Remove two screws just under liner at front of tool body.

2.Grasp liner and hold tool vertically with liner pointing down.

3.Remove liner from tool body.

4.Remove two springs and two ball bearings at rear of liner.

Spring

Ball Bearing

Liner

Screws

Figure 9 - Removing Liner From Tool Body

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103500

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Contents Remington Powder Actuated ToolIndex ? ? Safety Precautions Handling the ToolPowd Know Your Fastening Base Material Never make fastenings in spalled or cracked areas Operating the Tool Power Loads and Fasteners GREEN? RED? Unload Why a Power Fastener Holds WHY a Power Fastener Holds ConcreteSelecting Power Fasteners and Power Loads OverdriveOperation Water Parts List Key Part Description QtyCleaning and Maintenance Separating Base Plate From Piston Sleeve Removing Rubber PAD Removing Rock ARMRemoving Liner from Tool Body Removing Trigger AssemblyRemoving Firing PIN Tool Assembly Attaching Trigger Assembly to Tool BodyAttaching Firing PIN Assembly Attaching Liner to Tool BodyAssembling Barrel Assembly Attaching Rubber PADTroubleshooting Guide Problem Possible Cause RemedySP Fasteners Application ChartFasteners Load Color Code Parts Central Maintenance Log Limited Warranty Agreement Canada, Inc