Remington Power Tools 494 Hole Stop Pin Breech Spring Receiver Barrel Assembly

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Tool Disassembly and Assembly

!WARNING: Always unload a powder actuated tool before disassembling, replacing barrel, cleaning, or assembling.

ASSEMBLY

1.Place buffer, small end first, in muzzle cap. Push piston all the way into the barrel. Screw muzzle cap into barrel.

 

Piston

Muzzle

 

Cap

Barrel

 

Buffer

 

(Small End in Muzzle Cap)

2.Drop breech spring in receiver. Drop breech in receiver. Line up slot in top of breech with hole in the receiver. Use barrel to push breech assembly up in the receiver.

Hole

Stop Pin

Breech Spring

Breech

Receiver

Barrel Assembly

3.Insert stop pin through hole in receiver and into the slot on breech. Remove barrel as- sembly. Breech should remain in place.

Stop Pin in Breech Slot

Breech

Breech

Spring

4.Reinsert barrel assembly slotted side down into receiver. Turn tool over. With barrel touching breech, insert tang and tang spring into hole on bottom of receiver. Make sure tang drops into the slot in the barrel. Screw on tang cap completely. Tang cap must always be kept tight to ensure proper opera- tion of tang.

Breech

Tang Cap

Tang Spring

Tang

Slot in

Barrel

Receiver

Barrel Assembly

5.Place sear spring on breech through slot in bottom of receiver. Slide long side of sear with hole between breech and breech spring. Attach firing pin spring to firing pin. Insert firing pin through hole on end of the receiver and through hole on sear.

Sear

Firing Pin

and Spring

 

Sear

Spring

Slot

Receiver

6.Attach handle and trigger assembly to re- ceiver with two screws and washers.

Washers Screws

Receiver

 

Receiver

Trigger and

 

Handle

 

 

Barrel Assembly

 

Assembly

 

 

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Contents Remington Index Before Using Safety Precautions Handling the ToolLoad Know Your Fastening Base Material Never make fastenings in spalled or cracked areas Operating Safety Never use power loads in firearms Plastic Flute WHY a Power Fastener Holds in Steel Why a Power Fastener HoldsWHY a Power Fastener Holds Concrete Power Loads Overdriven Power Fasteners PistonFastening Into Concrete Fastening Into SteelOperation Water Maintenance Troubleshooting GuideParts Centrals Baltimore ElectricParts List Model KEY Part DescriptionDisassembly AccessoriesTool Disassembly and Assembly Assembly Hole Stop Pin Breech Spring Receiver Barrel AssemblyTo Replace Buffer and Piston Buffer and Piston ReplacementTo Reassemble Application Chart For fastening this To thisLoad Color Code Stock Limited Warranty Agreement