Instruction/ maintenance manual of the product 494 Remington
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® A N I N D E P E N D E N T L A B O R A T O R Y T E S T I N G F O R P U B L I C S A F E T Y G 028 Read this manual and all labels carefully before operating your powder actuated tool. This manual should always accompany the tool and be transferred with it upon change of ownership.
2 101437 Maximum 3" (76 mm) * Not provided with tool Power Load* Trigger Muzzle/Guide Recommended Approved Goggles* Power Fastener* Spall Shield Barrel Assembly REMINGT ON Model 494 Powder Actuat.
3 101437 W arning: Safety Precautions The following pages contain detailed warnings, cautions, and rules of safe operation. Read carefully and become familiar before operating to avoid serious injury.
4 101437 482-12 G 018 G 018 G 018 Safety Precautions 5. ALWAYS make sure the work area is clean from loose material and debris. 2. NEVER place your finger on the trigger until the tool’s muzzle is against the work surface. 1. NEVER place your hand over the muzzle.
5 101437 482-19 482-24 G 018 G 018 G 018 G 018 Safety Precautions 3. ALWAYS store UNLOADED powder actuated tool and power loads in a locked container. Keep power loads of different power levels in separate containers. 4 . NEVER carry or pass a loaded powder actuated tool.
6 101437 TOO HARD Point flattens 482-29 ? ? ? 482-25 TOO BRITTLE Surface shatters 482-30 TOO SOFT Sinks in with average hammer blow 482-28 G 018 G 018 G 018 G 018 Safety Precautions 1. ALWAYS know the thickness and type of base material into which you are fastening.
7 101437 CAST IRON GLASS TILE BRICK 482-33 Safety Precautions 3. NEVER make fastenings in spalled or cracked areas. 2 . NEVER attempt to drive power fasteners into very hard or brittle materials including, but not limited to cast iron, glass, tile, stone, brick, or hardened steel.
8 101437 TOO THIN WELD 482-40 G 018 G 018 Safety Precautions 7. DO NOT drive power fasteners into steel base material less then 3/16" thick, within 2" of a weld, within 1/2" of the edge or within 1" of another power fastener.
9 101437 POWER LOADS POWER LOADS 482-49 GASOLINE GAS OLINE 482-50 G 018 G 018 G 018 G 018 Safety Precautions 2. Should the tool fail to fire, hold the muzzle firmly against the work surface for 30 seconds. Release the trigger and remove pressure on the tool while holding the muzzle against the work surface.
10 101437 482-58 YELLOW? BROWN? GREEN? GRAY? G 018 2. Remington power loads are available in four power levels with gray (1) being the lowest power level and yellow (4) being the highest power level. Always start with the lowest power level (gray-level 1) and increase until a proper fastening is made (see page 13 Selecting Fasteners and Loads).
11 101437 482-59 G 018 Safety Precautions 6. Power fasteners are a permanently installed fixture. An act of demolition is required for their removal. Appropriate safety precautions must be taken. Plastic Flute Shank Head 482-60 7. NEVER use common nails or other materials as fasteners.
12 101437 WHY A POWER FASTENER HOLDS IN CONCRETE The compression bond of the concrete to the power fastener accounts for the majority of the holding power. The fastener dis- places the concrete which tries to return to its original form causing a squeezing effect.
13 101437 FASTENING INTO CONCRETE The proper power fastener length can be determined by adding the thickness of the material to be fastened and the amount of fastener that will actually penetrate the concrete. The concrete must be three times as thick as the intended fastener penetration.
14 101437 Operation 1. Grasp muzzle and slide barrel forward rapidly until it stops. This sets piston into firing position and opens the chamber. 4. Push barrel into housing to the closed position. 3. Select the proper Remington Power Load and insert into the chamber until it stops (see Application Chart on page 23).
15 101437 WATER Operation 5. Place the muzzle of tool perpendicular to work surface without tilting the tool. Push tool against work surface until sliding action of barrel stops. 8. Should the tool fail to fire, hold the muzzle firmly against the work surface for 30 seconds.
16 101437 Tang Tang Spring Tang Cap Buffer Muzzle Cap Piston Barrel Receiver Maintenance T roubleshooting Guide PROBLEM Piston rod hangs out of muzzle cap. Overdriving of power fastener. Piston jammed. Expended power load will not extract. Reduction or loss of power.
17 101437 T roubleshooting Guide (cont.) PROBLEM Tool does not completely depress. Tool does not fire. Opening and closing of barrel or pushing down of the tool, etc. is not smooth but is rough or binds. REMEDY Remove breech and check all parts for correct fit assembly.
18 101437 Parts List – Model 494 KEY PART NO. NO. DESCRIPTION QTY. 1 101123-01 Screw, 1/4"-20 x 1.25 2 2 101122-01 Washer 2 3 101128-01 Handle & Trigger Assembly 1 4 056217 Firing Pin Sprin.
19 101437 Accessories DISASSEMBLY 1. a) Remove tang cap, tang spring, and tang. Slide barrel assembly from receiver. b) Remove muzzle cap from barrel by un- screwing counterclockwise. Barrel Assembly Muzzle Cap Barrel Tang Tang Spring Tang Cap Receiver Receiver Screws Firing Pin Spring Handle and Trigger Assembly Firing Pin Sear Spring Sear 2.
20 101437 T ool Disassembly and Assembly WARNING: Always unload a powder actuated tool before disassembling, replacing barrel, cleaning, or assembling. ! WARNING ICON G 001 ASSEMBLY 1. Place buffer, small end first, in muzzle cap. Push piston all the way into the barrel.
21 101437 Buffer and Piston Replacement ! WARNING ICON G 001 WARNING: Always unload a powder actuated tool before disassembling, replacing barrel, cleaning, or assembling. Breech Receiver Barrel Assembly Slot in Barrel Tang Cap Tang Spring Tang 3. Reinsert barrel assembly slotted side down into receiver.
22 101437 482-81a Two by fours Furring strips Metal electrical junction boxes Conduit clips Shelf brackets 1/4" Plywood or pegboard For fastening this Power load and power fastener application information.
23 101437 Application Chart IMPORTANT • If power fastener goes below the top surface of the board, use penetrating control disc (* see illustration below). • Always wear approved eye and ear protection. 482-90 * Use power fastener with penetration control disc, part number 015549.
Limited W arranty Agreement DESA International warrants the Remington Model 494 Powder Actuated Fastening Tool against defects in materials and workmanship for a period of one (1) year from the date of purchase.
An important point after buying a device Remington 494 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Remington 494 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Remington 494 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Remington 494 you will learn all the available features of the product, as well as information on its operation. The information that you get Remington 494 will certainly help you make a decision on the purchase.
If you already are a holder of Remington 494, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Remington 494.
However, one of the most important roles played by the user manual is to help in solving problems with Remington 494. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Remington 494 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
