482-1REMINGTON®PowerdriverModel 491POWDER ACTUATED TOOLMANUFACTURERS´ INSTITUTE INC.™G 029®ANINDEPENDENTLABORATORYTESTINGFORPUBLICSAFETYG 028Read this
10099494Safety Precautions3. Never use power loads in firearms.123456789101112122LEKCINBRASS482-54CALIBERNOTE:Failure to start withthe lowest powerlev
11099494Safety Precautions7. Never use common nails or other materials as fasteners. Remington PowerFasteners are manufactured from special steel and
12099494Why A Power Fastener HoldsWHY A POWER FASTENER HOLDSIN CONCRETEThe compression bond of the concrete to the powerfastener accounts for the majo
13099494Selecting Power Fastenersand Power LoadsFASTENING INTO CONCRETEThe proper power fastener length can be determined byadding the thickness of th
14099494Operation1. Grasp barrel assembly and slide forward rapidly until it stops. Push barrelassembly back into tool to the closed position. This se
15099494Operation5. Squeeze trigger to set power fastener. Be sure to keep pressure on tool duringthis operation.6. Grasp base plate and slide barrel
16099494Parts ListKey PartNo. No. Description Qty.1 301002 Body 12 301034 Trigger Pin 13 301529 Advance Holder 14 301530 Advance Bar 15 301531 Advance
17099494123195678910111213141517161820 2122232425262728322931304Cleaning and MaintenanceClean tool after each days use. Disassemble and clean the
18099494Tool Disassembly2. Using thumb, push stop towards rear of tool and remove (see Figure 2).Figure 2 - Removing StopStopFigure 3 - Separating Bas
190994946. Remove piston assembly from piston sleeve (see Figure 4).7. Tilt rear of base plate down. Guide will slide out.REMOVING RUBBER PAD1. Loosen
2099494INDEXWarning: Safety Precautions... 3-11Why A Fastener Holds ...
20099494REMOVING FIRING PIN1. Remove plug from end of tool. Do this by pressing plug in and turning it 90°. Thiswill release the plug from the tool bo
21099494Tool AssemblyATTACHING LINER TO TOOL BODY1. Replace two ball bearings and springs into end of liner (see Figure 9, page 20).2. Slide tool body
22099494ATTACHING RUBBER PAD1. Slip top of rubber pad over plug at rear of tool body (see Figure 5, page 19).2. Press rubber pad into place.3. Tighten
23099494Troubleshooting GuidePiston hangs outof muzzle.Overdriven fastener.Piston jammed.Power load strip willnot advance.Reduction or lossof power.To
24099494Fasteners482-80Wood or Non-Metals To Concrete482-79Wood or Non-Metals To Steel482-78SP FASTENERSFasten wood or nonmetals to concrete or steel.
25099494482-90Application ChartIMPORTANT* Use power fastener with penetration control disc, part number 015549.• Recommended for use with Remington po
26099494Parts CentralContact authorized dealers of this product. If they can’t supply original replace-ment part(s), either contact your nearest Parts
27099494Maintenance LogDate Maintenance Performed
099494-01REV. C7/95Limited Warranty AgreementDESA International warrants the Remington Powerdriver Model 491 against defectsin materials and workmansh
3099494Warning: Safety PrecautionsIMPORTANT: Read these operating instructions carefully and com-pletely before trying to operate or service this tool
40994945. Make sure the work area is clean from loose material and debris.482-12Safety PrecautionsPOWDERACTUATEDTOOLSIN USEWARNING482-10!4. Always cle
5099494Safety Precautions4. Never carry or pass a loaded powder actuated tool. Never point a powderactuated tool at anyone.3. Store powder actuated to
6099494Safety Precautions7. An operator taking medication should take extra precautions while handling thetool. Never drink alcoholic beverages or tak
7099494Safety Precautions3. Never make fastenings in spalled or cracked areas.2. Never attempt to drive power fasteners into very hard or brittle mate
8099494TOO THINWELD482-403/16" MIN1/2"1"482-41Safety Precautions7. Do not drive power fasteners into steel base material less then 3/16
9099494Safety Precautions2. Should the tool fail to fire, hold the muzzle firmly against the work surface for30 seconds. Release the trigger and remov
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