Klutch 399448 User manual

AAG45
Toll-Free Help Line
1-800-222-5381
Operator’s Manual
7in.Variable Speed Sander/ Polisher
Specifications:
t .PEFM  
AAG45
t *OQVU   7
"$"NQ
t /P-PBE4QFFE 
31.
t 8IFFM4J[F  

t "SCPS4J[F   

t /FU8FJHIU   
MCT
Specifications:
t .PEFM  
AAG45
t *OQVU   7
"$"NQ
t /P-PBE4QFFE 
31.
t 8IFFM4J[F  

t "SCPS4J[F   

t /FU8FJHIU   
MCT
Item: 399448
7in. Variable Speed
Sander/Polisher
Input:
120V AC, 11.0 Amp
No-Load Speed:
600-3,000 RPM
Disc Capacity: 7in.
Net Weight: 7.5 lbs.
Includes: Sander/
Polisher, Hook and Loop
Backer Pad, Forward
Assist Handle, Sanding
Disc, 2-Foam Polishing
Pad, Rubber Backer
Pad, and Wrench.
5XP:FBS
-JNJUFE8BSSBOUZ
4FFEFUBJMTBUUIFFOE
PGUIJTNBOVBM
8"3/*/(5PSFEVDFUIFSJTL
PGJOKVSZVTFSNVTUSFBEBOE
VOEFSTUBOEUIJTPQFSBUPShTNBOVBM
CFGPSFPQFSBUJOHUIJTUPPM
4"7&5)*4."/6"-'03'6563&
3&'&3&/$&

2
GENERAL SAFETY RULES
WARNING:
SOME DUST CREATED BY POWER SANDING, SAWING,
GRINDING, DRILLING, AND OTHER CONSTRUCTION
ACTIVITIES CONTAINS CHEMICALS KNOWN TO CAUSE
CANCER, BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM.
SOME EXAMPLES OF THESE CHEMICALS ARE:
t MFBEGSPNMFBECBTFEQBJOUT
t DSZTUBMMJOFTJMJDBGSPNCSJDLTBOEDFNFOUBOEPUIFSNBTPOSZQSPEVDUT
t BSTFOJDBOEDISPNJVNGSPNDIFNJDBMMZUSFBUFEMVNCFS
:PVSSJTLGSPNUIFTFFYQPTVSFTWBSJFTEFQFOEJOHPOIPXPGUFOZPVEPUIJTUZQFPGXPSL
5PSFEVDFZPVSFYQPTVSFUPUIFTFDIFNJDBMTXPSLJOBXFMMWFOUJMBUFEBSFBBOEXPSLXJUI
BQQSPWFETBGFUZFRVJQNFOUTVDIBTUIPTFEVTUNBTLTUIBUBSFTQFDJBMMZEFTJHOFEUPmMUFS
PVUNJDSPTDPQJDQBSUJDMFT
WARNING:
READ AND UNDERSTAND ALL WARNINGS, CAUTIONS AND
OPERATING INSTRUCTIONS BEFORE USING THIS EQUIPMENT.
Failure to follow all instructions listed below may result in
electric shock, fire and/or serious personal injury.
SAVE THESE INSTRUCTIONS
1. READ THE INSTRUCTION MANUAL BEFORE OPERATING THE
MACHINE. 5PNJOJNJ[FUIFQPTTJCMFPDDVSSFODFPGBDDJEFOUTBOEQFSTPOBMJOKVSZ
 MFBSOUIFUPPMTBQQMJDBUJPOMJNJUBUJPOTBOETQFDJmDQPUFOUJBMIB[BSETQFDVMJBSUP
 UIJTUPPM
2. WEAR EYE AND HEARING PROTECTION. ALWAYS USE SAFETY
GLASSES WITH SIDE SHIELDS. 6OMFTTPUIFSXJTFTQFDJmFEFWFSZEBZ
 HMBTTFTQSPWJEFPOMZMJNJUFEJNQBDUSFTJTUBODFUIFZBSF/05TBGFUZHMBTTFT6TF
 POMZDFSUJmFETBGFUZFRVJQNFOUFZFQSPUFDUJPOFRVJQNFOUTIPVMEDPNQMZXJUI
 "/4*;TUBOEBSET1SPUFDUJWFIFBSJOHFRVJQNFOUTIPVMEDPNQMZXJUI
 "/4*4TUBOEBSET
3. DO NOT USE THIS OR ANY OTHER MACHINE WHEN YOU
ARE TIRED, UNDER THE INFLUENCE OF DRUGS, ALCOHOL, OR
MEDICATION. WATCH WHAT YOU ARE DOING, STAY ALERT AND
USE COMMON SENSE.
4. WEAR PROPER CLOTHING. %POPUXFBSMPPTFDMPUIJOHHMPWFTOFDLUJFT
 SJOHTCSBDFMFUTXSJTUXBUDIFTPSPUIFSKFXFMSZXIJDINBZHFUDBVHIUJONPWJOH
 QBSUT8FBSJOHOPOTLJEGPPUXFBSJTSFDPNNFOEFEBTXFMMBTXFBSJOHQSPUFDUJWFIBJS
 DPWFSJOHUPDPOUBJOMPOHIBJS

3
5. USE AND KEEP GUARDS IN PLACE BOEJOHPPEXPSLJOHPSEFS/FWFS
 PQFSBUFUIFNBDIJOFXJUIBOZHVBSEPSDPWFSSFNPWFE$IFDLUIBUBMMHVBSETBSFJO
 QMBDFTFDVSFEBOEXPSLJOHDPSSFDUMZCFGPSFFBDIVTFUPSFEVDFUIFSJTLPGJOKVSZ
6. DO NOT USE THE TOOL IN DANGEROUS ENVIRONMENTS. ,FFQ
 UIFXPSLBSFBXFMMMJHIUFEUPQSFWFOUUSJQQJOHPSJOBEWFSUFOUMZQMBDJOHBSNTIBOETPS
 mOHFSTJOEBOHFSPVTQPTJUJPOT%POPUVTFQPXFSUPPMTJOEBNQPSXFUMPDBUJPOTPS
 JOUIFSBJOXIJDIDBODBVTFTIPDLPSFMFDUSPDVUJPO
7. KEEP THE WORK AREA CLEAN. $MVUUFSFEBSFBTBOECFODIFTJOWJUFBDDJEFOUT
8. CHECK THE TOOL FOR DAMAGED PARTS CFGPSFVTJOHUIFNBDIJOF
 $IFDLGPSQSPQFSBMJHONFOUPGNPWJOHQBSUTCJOEJOHPGNPWJOHQBSUTDPNQPOFOU
 CSFBLBHFBOEBOZPUIFSDPOEJUJPOTUIBUNBZBGGFDUUIFUPPMTPQFSBUJPO"HVBSEPS
 BOZPUIFSQBSUUIBUJTEBNBHFENVTUCFQSPQFSMZSFQBJSFEPSSFQMBDFECZBO
 BVUIPSJ[FETFSWJDFDFOUFSUPBWPJESJTLPGQFSTPOBMJOKVSZ
9. REMOVE ADJUSTING KEYS AND WRENCHES BEFORE STARTING
THE TOOL.,FZTXSFODIFTTDSBQBOEPUIFSEFCSJTDBOCFUISPXOBUIJHI
 TQFFEQPTTJCMZDBVTJOHTFSJPVTQFSTPOBMJOKVSZ
10. KEEP CHILDREN AND VISITORS AWAY. :PVSTIPQJTBQPUFOUJBMMZ
 EBOHFSPVTFOWJSPONFOUBOEWJTJUPSTTIPVMEOPUCFBMMPXFEUPDPOUBDUBOZUPPMT
 FYUFOTJPODPSETPSSPBNBCPVUVOTVQFSWJTFE"MMWJTJUPSTTIPVMEXFBSTBGFUZHMBTTFT
 BOECFLFQUBTBGFEJTUBODFGSPNUIFXPSLBSFB
11. MAKE THE WORKSHOP CHILDPROOFCZVTJOHQBEMPDLTNBTUFS
 TXJUDIFTBOECZSFNPWJOHTUBSUFSLFZTGSPNUPPMT
12. MAINTAIN ALL TOOLS AND MACHINES WITH CARE. ,FFQUPPMT
 TIBSQBOEDMFBOGPSCFTUBOETBGFTUQFSGPSNBODF'PMMPXJOTUSVDUJPOTGPSMVCSJDBUJOH
 BOEDIBOHJOHBDDFTTPSJFT
13. DISCONNECT TOOLS WHEN NOT IN USE, CFGPSFTFSWJDJOHPSXIFO
 DIBOHJOHBUUBDINFOUTCMBEFTCJUTDVUUFSTFUD
14. REDUCE THE RISK OF UNINTENTIONAL STARTING. $IFDLUPCF
 TVSFUIBUUIFUPPMTTXJUDIJTJOUIFi0''wQPTJUJPOCFGPSFQMVHHJOHJOUIFQPXFSDPSE
 4IPVMEBQPXFSGBJMVSFPDDVSNPWFUIFTXJUDIUPUIFi0''wQPTJUJPO"DDJEFOUBM
 TUBSUVQTDBODBVTFTFSJPVTQFSTPOBMJOKVSZ
15. USE THE CORRECT TOOL FOR THE JOB. %POUGPSDFUIFUPPMPS
 BUUBDINFOUUPEPBKPCGPSXIJDIJUXBTOPUEFTJHOFE%POUVTFUIFUPPMGPSB
 QVSQPTFOPUJOUFOEFEBTEBNBHFUPUIFNBDIJOFBOEPSQFSTPOBMJOKVSZNBZSFTVMU
16. USE RECOMMENDED ACCESSORIES. 6TJOHBDDFTTPSJFTBOE
 BUUBDINFOUTOPUSFDPNNFOEFECZUIFNBOVGBDUVSFSPSJOUFOEFEGPSVTFPOUIJTUZQF
 UPPMNBZDBVTFEBNBHFUPUIFNBDIJOFPSSFTVMUJOQFSTPOBMJOKVSZUPUIFVTFS
 $POTVMUUIFJOTUSVDUJPONBOVBMGPSSFDPNNFOEFEBDDFTTPSJFT

4
17. MAKE SURE YOUR EXTENSION CORD IS THE PROPER SIZE AND
IS IN GOOD CONDITION. 8IFOVTJOHBOFYUFOTJPODPSECFTVSFUPVTF
 POFIFBWZFOPVHIUPDBSSZUIFDVSSFOUZPVSQSPEVDUXJMMESBX"OVOEFSTJ[FEDPSE
 XJMMDBVTFBESPQJOMJOFWPMUBHFSFTVMUJOHJOMPTTPGQPXFSBOEUPPMPWFSIFBUJOH
 $POTVMUUIF&YUFOTJPO$PSE$IBSUGPSUIFDPSSFDUTJ[FCBTFEPOUIFDPSEMFOHUIBOE
 OBNFQMBUFBNQFSFSBUJOH*GFWFSJOEPVCUVTFUIFOFYUIFBWJFSXJSFHBVHFDPSE
 5IFTNBMMFSUIFHBVHFOVNCFSUIFIFBWJFSUIFDPSE
18. SECURE THE WORK-PIECE. 6TFDMBNQTPSBWJTFUPIPMEUIFXPSLQJFDF
 XIFOQSBDUJDBM6TJOHDMBNQTPSTJNJMBSNFDIBOJDBMEFWJDFJTTBGFSUIBOVTJOH
 ZPVSIBOETBOEBMMPXTZPVUPVTFCPUIIBOETUPPQFSBUFUIFUPPM-PTJOHDPOUSPM
 PGUIFXPSLQJFDFDBODBVTFQFSTPOBMJOKVSZ
19. DON’T OVERREACH. .BJOUBJOQSPQFSGPPUJOHBOECBMBODFBUBMMUJNFT
 MPTTPGCBMBODFDBODBVTFZPVUPGBMMJOUPUIFXPSLJOHNBDIJOFQPTTJCMZDBVTJOH
 BOJOKVSZ
20. NEVER STAND ON THE TOOL. "OJOKVSZNBZPDDVSJGUIFNBDIJOFJTUJQQFE
 PSJGZPVTIPVMEVOJOUFOUJPOBMMZDPOUBDUUIFDVUUJOHUPPM
21. DO NOT FORCE THE TOOL. 5IFUPPMXJMMQFSGPSNUIFKPCCFUUFSBOETBGFS
 BUUIFGFFESBUFGPSXIJDIJUXBTEFTJHOFE'PSDJOHUIFUPPMDPVMEQPTTJCMZ
 EBNBHFUIFNBDIJOFBOENBZSFTVMUJOQFSTPOBMJOKVSZ
22. FEED THE WORK-PIECE IN THE CORRECT DIRECTION AND SPEED.
 'FFEUIFXPSLQJFDFJOUPBCMBEFDVUUFSPSBCSBTJWFTVSGBDFBHBJOTUUIF
 EJSFDUJPOPGUIFDVUUJOHUPPMTEJSFDUJPOPGSPUBUJPOPOMZ*ODPSSFDUMZGFFEJOHUIF
 XPSLQJFDFJOUIFTBNFEJSFDUJPOBTUIFDVUUJOHUPPMSPUBUFTDBVTFTUIFXPSL 
 QJFDFUPCFUISPXOPVUBUIJHITQFFE
23. NEVER LEAVE THE TOOL RUNNING UNATTENDED. TURN THE
POWER OFF. %POUMFBWFUIFNBDIJOFVOUJMJUDPNFTUPBDPNQMFUFTUPQ
24. TURN THE MACHINE “OFF”, AND DISCONNECT THE MACHINE
FROM THE POWER SOURCE CFGPSFBEKVTUJOHPSDIBOHJOHTFUVQTPSXIFO
 NBLJOHSFQBJST"OBDDJEFOUBMTUBSUVQNBZPDDVSDBVTJOHQFSTPOBMJOKVSZ
25. NEVER USE THE TOOL IN AN EXPLOSIVE ATMOSPHERE. /PSNBM
 TQBSLJOHPGUIFNPUPSDPVMEJHOJUFGVNFT
26. KEEP THE TOOL DRY, CLEAN, AND FREE FROM OIL AND GREASE. 
 "MXBZTVTFBDMFBODMPUIXIFODMFBOJOH/FWFSVTFCSBLFnVJET
 HBTPMJOFQFUSPMFVNCBTFEQSPEVDUTPSBOZTPMWFOUTUPDMFBOUIFUPPM
27. DO NOT USE THE TOOL IF SWITCH DOES NOT TURN IT ON AND
OFF. )BWFEFGFDUJWFTXJUDIFTSFQMBDFECZBOBVUIPSJ[FETFSWJDFDFOUFS
28. USE ONLY CORRECT BLADES. %POPUVTFCMBEFTXJUIJODPSSFDUMZTJ[FE
 BSCPSIPMFT/FWFSVTFCMBEFXBTIFSTPSCMBEFCPMUTUIBUBSFEFGFDUJWF
 PSJODPSSFDU

5
29. BEFORE MAKING A CUT, BE SURE ALL ADJUSTMENTS ARE
SECURE. DOUBLE CHECK ALL SETUPS. .BLFTVSFUIFCMBEFJTUJHIU
 BOEOPUNBLJOHDPOUBDUXJUIUIFTBXPSXPSLQJFDFCFGPSFDPOOFDUJOHUPUIF
 QPXFSTVQQMZ
30. AVOID CUTTING NAILS. *OTQFDUGPSBOESFNPWFBMMOBJMTGSPNMVNCFSCFGPSF
DVUUJOH
31. NEVER TOUCH THE BLADE OR OTHER MOVING PARTS DURING USE.
32. NEVER START A TOOL WHEN ANY ROTATING COMPONENT IS IN
CONTACT WITH THE WORK-PIECE.
33. MAKE SURE THE WORK AREA HAS AMPLE LIGHTING UPTFFUIF
 XPSLBOEUIBUOPPCTUSVDUJPOTXJMMJOUFSGFSFXJUITBGFPQFSBUJPOBEFORE 
 QFSGPSNJOHBOZXPSL
34. INSPECT TOOL CORDS PERIODICALLY. *GBEBNBHFEDPSEJTGPVOE
 IBWFJUSFQBJSFECZBRVBMJmFETFSWJDFUFDIOJDJBOBUBOBVUIPSJ[FETFSWJDFGBDJMJUZ
 5IFDPOEVDUPSXJUIJOTVMBUJPOIBWJOHBOPVUFSTVSGBDFUIBUJTHSFFOXJUIPSXJUIPVU
 ZFMMPXTUSJQFTJTUIFFRVJQNFOUHSPVOEJOHDPOEVDUPS*GSFQBJSPSSFQMBDFNFOUPGUIF
 FMFDUSJDDPSEPSQMVHJTSFRVJSFEEPOPUDPOOFDUUIFFRVJQNFOUHSPVOEJOHDPOEVDUPS
 UPBMJWFUFSNJOBM3FQBJSSFQMBDFEBNBHFEPSXPSODPSETJNNFEJBUFMZ#F
 DPOTUBOUMZBXBSFPGUIFDPSEMPDBUJPOBOELFFQJUXFMMBXBZGSPNUIFSPUBUJOHCMBEF
POLARIZED PLUGS. 5PSFEVDFUIFSJTLPGFMFDUSJDTIPDLUIJTUPPMIBTB
 QPMBSJ[FEQMVHPOFCMBEFJTXJEFSUIBOUIFPUIFS5IJTQMVHXJMMmUJOBQPMBSJ[FE
 PVUMFUPOMZPOFXBZ*GUIFQMVHEPFTOPUmUGVMMZJOUIFPVUMFUSFWFSTFUIFQMVH*GJU
 TUJMMEPFTOPUmUDPOUBDUBRVBMJmFEFMFDUSJDJBOUPJOTUBMMUIFQSPQFSPVUMFU%POPU
 DIBOHFUIFQMVHJOBOZXBZ
WARNING:
USE OF THIS TOOL CAN GENERATE AND DISBURSE DUST
OR OTHER AIRBORNE PARTICLES, INCLUDING WOOD
DUST, CRYSTALLINE SILICA DUST AND ASBESTOS. Direct
particles away from face and body. Always operate tool in a
well ventilated area and provide for proper dust removal. Use
dust collection system wherever possible. Exposure to the
dust may cause serious and permanent respiratory or other
injury, including silicosis (a serious lung disease), cancer, and
death. Avoid breathing the dust, and avoid prolonged contact
with the dust. Allowing dust to get into your mouth or eyes, or
lay on your skin may promote absorption of harmful material.
Always use properly fitting NIOSH/OSHA approved respiratory
protection appropriate for dust exposure, and wash exposed
areas with soap and water.

6
EXTENSION CORDS
(SPVOEFEUPPMTSFRVJSFBUISFFXJSFFYUFOTJPODPSE%PVCMFJOTVMBUFEUPPMTDBOVTFFJUIFSB
UXPPSUISFFXJSFFYUFOTJPODPSE"TUIFEJTUBODFGSPNUIFQPXFSTVQQMZPVUMFUJODSFBTFT
ZPVNVTUVTFBIFBWJFSHBVHFFYUFOTJPODPSE6TJOHFYUFOTJPODPSETXJUIJOBEFRVBUFMZ
TJ[FEXJSFDBVTFTBTFSJPVTESPQJOWPMUBHFSFTVMUJOHJOMPTTPGQPXFSBOEQPTTJCMFUPPM
EBNBHF3FGFSUPUIFUBCMFTIPXOCFMPXUPEFUFSNJOFUIFSFRVJSFENJOJNVNXJSFTJ[F

5IFTNBMMFSUIFHBVHFOVNCFSPGUIFXJSFUIFHSFBUFSUIFDBQBDJUZPGUIFDPSE'PS
FYBNQMFBHBVHFDPSEDBODBSSZBIJHIFSDVSSFOUUIBOBHBVHFDPSE8IFOVTJOH
NPSFUIBOPOFFYUFOTJPODPSEUPNBLFVQUIFUPUBMMFOHUICFTVSFFBDIDPSEDPOUBJOTBU
MFBTUUIFNJOJNVNXJSFTJ[FSFRVJSFE*GZPVBSFVTJOHPOFFYUFOTJPODPSEGPSNPSFUIBO
POFUPPMBEEUIFOBNFQMBUFBNQFSFTBOEVTFUIFTVNUPEFUFSNJOFUIFSFRVJSFENJOJNVN
XJSFTJ[F
Guidelines for Using Extension Cords
t *GZPVBSFVTJOHBOFYUFOTJPODPSEPVUEPPSTCFTVSFJUJTNBSLFEXJUIUIFTVGmY
 i8"wi8wJO$BOBEBUPJOEJDBUFUIBUJUJTBDDFQUBCMFGPSPVUEPPSVTF
t #FTVSFZPVSFYUFOTJPODPSEJTQSPQFSMZXJSFEBOEJOHPPEFMFDUSJDBMDPOEJUJPO
 "MXBZTSFQMBDFBEBNBHFEFYUFOTJPODPSEPSIBWFJUSFQBJSFECZBRVBMJmFEQFSTPO 
 CFGPSFVTJOHJU
t 1SPUFDUZPVSFYUFOTJPODPSETGSPNTIBSQPCKFDUTFYDFTTJWFIFBUBOEEBNQPSXFUBSFBT
Recommended Minimum Wire Gauge for Extension Cords (120 Volt)
Nameplate
Amperes
(At Full Load)
Extension Cord Length
25 Feet 50 Feet 75 Feet 100 Feet 150 Feet 200 Feet
0–2.0      
2.1–3.4      
3.5–5.0      
5.1 –7.0      
7.1–12.0      
12.1–16.0      
16.1–20.0      
SPECIFIC SAFETY RULES FOR SANDER / POLISHERS
DO NOT let comfort or familiarity with product (gained from repeated
use) replace strict adherence to sander/polisher safety rules. If you
use this tool unsafely or incorrectly, you can suffer serious personal
injury.
 6TFPOMZBDDFTTPSJFTSBUFEGPSBUMFBTUUIFNBYJNVNTQFFEBTEJTQMBZFEPOUIFUPPMT
 OBNFQMBUF#BDLJOHQBETEJTDTBOEPUIFSBDDFTTPSJFTSVOOJOHBUTQFFETHSFBUFSUIFOUIFJS
 SBUFENBYJNVNTQFFENBZnZBQBSUBOEDBVTFTFSJPVTQFSTPOBMJOKVSZ
 $IFDLUIFCBDLJOHQBEGPSDSBDLTEBNBHFPSEFGPSNJUZCFGPSFPQFSBUJPO*NNFEJBUFMZSFQMBDF
 DSBDLFEEBNBHFEPSEFGPSNFEQBET
 /FWFSVTFUIJTUPPMXJUIXPPEDVUUJOHCMBEFTPSPUIFSTBXCMBEFT6TJOHTVDICMBEFTPOUIF
 TBOEFSQPMJTIFSGSFRVFOUMZLJDLCBDLDBVTJOHMPTTPGUPPMDPOUSPMSFTVMUJOHJOQFSTPOBMJOKVSZ

7
 )PMEUIFUPPMmSNMZVTJOHUIFSFBSIBOEMFBOEGSPOUNPVOUFEBVYJMJBSZIBOEMF
 ,FFQIBOETBXBZGSPNSPUBUJOHQBSUT
 #FGPSFTUBSUJOHUIFUPPMNBLFTVSFUIFTBOEJOHEJTDPSQPMJTIJOHCPOOFUJTOPUDPOUBDUJOHUIF
 XPSLQJFDF
 $IFDLUIBUUIFXPSLQJFDFJTQSPQFSMZTVQQPSUFEBOETFDVSFEJOQMBDF
 "GUFSTXJUDIJOHPGGUIFUPPMUIFXIFFMXJMMDPOUJOVFUPSPUBUF%POPUSFMFBTFZPVSHSJQPOUIFUPPM
 VOUJMUIFXIFFMDPNFTUPBDPNQMFUFTUPQ
 0QFSBUFUIFUPPMPOMZXIFOJUJTIBOEIFME
 5IJTUPPMJTOPUXBUFSQSPPGFEEPOPUVTFXBUFSPOUIFXPSLQJFDFTVSGBDF
 "EFRVBUFMZWFOUJMBUFZPVSXPSLBSFBXIFOQFSGPSNJOHTBOEJOHPQFSBUJPOT
 6TJOHUIJTUPPMUPTBOETPNFQSPEVDUTQBJOUTBOEXPPETNBZFYQPTFUIFVTFSUPEVTU
 DPOUBJOJOHIB[BSEPVTTVCTUBODFT6TFBEFRVBUFBOEBQQSPQSJBUF  
 SFTQJSBUPSZQSPUFDUJPO
INSTALLATION
ALWAYS BE SURE THE TOOL IS SWITCHED OFF AND UNPLUGGED BEFORE
ASSEMBLING PARTS, MAKING ADJUSTMENTS, ASSEMBLING OR REPLACING
SANDING DISCS OR BONNETS, OR CHECKING FUNCTION ON THE TOOL.
AUXILARY HANDLE: "MXBZTCFTVSFUIFBVYJMJBSZIBOEMFJTJOTUBMMFETFDVSFMZ
CFGPSFPQFSBUJOHUIFUPPM
TO AVOID ACCIDENTAL START, CHECK TO MAKE SURE LOCK-ON BUTTON IS NOT
ENGAGED PRIOR TO PLUGGING IN TOOL AND YOUR FINGER IS NOT TOUCHING THE
ON/OFF SWITCH.
"OBVYJMJBSZIBOEMFJTJODMVEFEXJUIZPVSTBOEFSQPMJTIFSUPFBTFUPPMIBOEMJOHBOEUPIFMQNBJOUBJO
UPPMDPOUSPMEVSJOHPQFSBUJPO5IFHFBSIPVTJOHJTEFTJHOFEUPBMMPXNPVOUJOHPGUIFBVYJMJBSZIBOEMF
POFJUIFSTJEFPGUIFUPPMPSPOUPQPGUIFUPPM
5PJOTUBMMUIFBVYJMJBSZIBOEMFTDSFXUIFIBOEMFTFDVSFMZJOUPUIFUISFBEFEIPMFPOUIFSJHIUPSMFGUPG
UIFHFBSIPVTJOHBTEFTJSFE
HOOK & LOOP BACKER PAD INSTALLATION/REMOVAL

 6OQMVHUIFTBOEFSQPMJTIFSGSPNUIFQPXFSTPVSDF'BJMVSFUPVOQMVHUIFTBOEFSQPMJTIFSGSPN
 UIFQPXFSTPVSDFNBZSFTVMUJOBDDJEFOUBMUPPMTUBSUVQDBVTJOHQPTTJCMFTFSJPVTQFSTPOBM
 JOKVSZ
 1MBDFUIFUPPMPOBnBUTUBCMFTVSGBDFXJUIUIFUISFBEFETQJOEMFGBDJOHVQXBSETBOETMJEFUIF
 SVCCFSCBDLFSQBEPWFSBOEEPXOUIFTQJOEMFnBUGBDFVQ4DSFXPOUIFCBDLFSQBECZSPUBUJOH
 JUJOBDMPDLXJTFEJSFDUJPO
 %FQSFTTUIFTIBGUMPDLBOEUIFOSPUBUFCBDLFSQBEDMPDLXJTFVOUJMUIFTIBGUMPDLFOHBHFTUIF
 TQJOEMFTIBGUTPJUXJMMOPMPOHFSSPUBUF
 .BJOUBJOQSFTTVSFPOUIFTIBGUMPDLQSFWFOUJOHUIFTQJOEMFTIBGUGSPNSPUBUJOH5JHIUFOUIF
 CBDLFSQBECZIBOESPUBUJOHUIFQBEVOUJMTOVH%0/0507&35*()5&/
 3FMFBTFUIFTIBGUMPDLBGUFSUIFDMBNQOVUIBTCFFOTFDVSFMZUJHIUFOFE
 5PSFNPWFUIFSVCCFSCBDLJOHCBDLCFTVSFUIFUPPMJTVOQMVHHFEGSPNUIFQPXFSTPVSDF
 FOHBHFUIFTIBGUMPDLBOEQFSGPSNUIFJOTUBMMBUJPOQSPDFEVSFJOSFWFSTFPSEFS

8
FOAM POLISHING PAD INSTALLATION/REMOVAL
 6OQMVHUIFTBOEFSQPMJTIFSBOEJOTUBMMUIFSVCCFSCBDLFSQBEBT
 FYQMBJOFEQSFWJPVTMZ
 *OTQFDUUIFIPPLMPPQCBDLJOHQBEBOEDMFBOPGGBOZEJSUPSEFCSJTUIBU
 JTEJTDPWFSFE
 "MJHOUIFGPBNQPMJTIJOHQBEPWFSUIFCBDLFSQBE8JUIUIFQBEBMJHOFEQVTIEPXOPOUIFGPBN
 QPMJTIJOHQBEUPFOHBHFUIFIPPLMPPQTZTUFN$POmSNUIBUUIFQPMJTIJOHQBEJTTFDVSFEPWFS
 UIFFOUJSFQBE
 5PSFNPWFUIFQPMJTIJOHQBEQVMMJUPGGUIFCBDLFSQBE
 
ABRASIVE DISC REMOVAL/INSTALLATION
 6OQMVHUIFTBOEFSQPMJTIFSGSPNUIFQPXFSTPVSDF'BJMVSFUPVOQMVHUIFTBOEFSQPMJTIFSGSPN
 UIFQPXFSTPVSDFNBZSFTVMUJOBDDJEFOUBMUPPMTUBSUVQDBVTJOHQPTTJCMFTFSJPVTQFSTPOBMJOKVSZ
 *OTUBMMUIFCBDLFSQBEPOUPUIFTBOEFSQPMJTIFSUISFBEFETQJOEMFBT
 EFTDSJCFEFBSMJFS
 $FOUFSUIFEFTJSFIPPLMPPQHSJUBCSBTJWFEJTDPWFSUIFCBDLFSQBE
 8JUIUIFEJTDBMJHOFEQVTIEPXOPOUIFEJTDUPFOHBHFUIFIPPLMPPQTZTUFN$POmSNUIBU
 UIFEJTDJTTFDVSFEPWFSUIFFOUJSFQBE
 5PSFNPWFUIFEJTDQVMMJUPGGUIFCBDLFSQBE
OPERATION
ALWAYS BE SURE THE TOOL IS SWITCHED OFF AND UNPLUGGED BEFORE
ASSEMBLING PARTS, MAKING ADJUSTMENTS, ASSEMBLING OR REPLACING
SANDING DISCS, BUFFER PADS, OR CHECKING FUNCTION ON THE TOOL.
SHAFT LOCK

/FWFSEFQSFTTUIFTIBGUMPDLXIFOUIFTQJOEMFJTNPWJOH
5IFTIBGUMPDLJTMPDBUFEPOUIFUPQGPSXBSEQPSUJPOPGUIFHFBSIPVTJOH%FQSFTTUIFTIBGUMPDLUPQSFWFOUUIF
TQJOEMFGSPNSPUBUJOHXIFOJOTUBMMJOHPSSFNPWJOHBDDFTTPSJFT
SWITCH OPERATION
5IFUPPMDBOCFMPDLFEPOCZEFQSFTTJOHUIFMPDLPOCVUUPOBOEUIFPOPGGTXJUDIBUUIFTBNFUJNF
UIFOSFMFBTJOHQSFTTVSFPOUIFPOPGGTXJUDI5IFMPDLPOGFBUVSFJTUPSFMJFWFGBUJHVFPOUIFUSJHHFS
mOHFSPOMZ(SJQUPPMmSNMZBUBMMUJNFTXIJMFJUJTSVOOJOHBOELFFQCPUIIBOETBXBZGSPNUIF
4BOEJOH1PMJTIJOHXIFFM
SPEED ADJUSTMENT DIAL
5IFTQFFEBEKVTUNFOUEJBMJTMPDBUFEPOUPQPGUIFSFBSIBOEMF*OUIJTQPTJUJPOTMJHIUMZGPSXBSEPGUIF
TXJUDIUSJHHFSUIFTBOEFSQPMJTIFSTTQFFEJTFBTJMZBEKVTUFECZUIFPQFSBUPSTUIVNCPOUIFIBOE
HSBTQJOHUIFUPPMPOUIFSFBSIBOEMF
8JUIUIFTXJUDIUSJHHFSGVMMZEFQSFTTFEBOEUIFUPPMSVOOJOHUPPMTQFFEDBOCFDIBOHFECZSPUBUJOH
UIFTQFFEBEKVTUNFOUEJBMUPBOVNCFSFETFUUJOHGSPNUP5PPMTQFFEJODSFBTFTBTUIFEJBMJT
NPWFEJOUIFEJSFDUJPOPGUIFOVNCFSBOEMPXFSTQFFEJTPCUBJOFEBTUIFEJBMJTUVSOFEUPXBSETUIF
OVNCFS

9
5PFOTVSFPQFSBUPSDPOUSPMUIFUPPMTIPVMEBMXBZTCFUVSOFEi0/wXJUIUIFTQFFEBEKVTUNFOUEJBMJO
UIFOVNCFSQPTJUJPO

$POUJOVPVTPQFSBUJPOPGUIFUPPMBUMPXTQFFETGPSBMPOHUJNFXJMMDBVTFUIFNPUPSUPCFDPNF
PWFSIFBUFEQPTTJCMZSFTVMUJOHJONBMGVODUJPOPSUPPMGBJMVSF5PDPPMUIFNPUPSPDDBTJPOBMMZSVOUIF
UPPMBUIJHI31.VOEFSOPMPBEGPSTIPSUQFSJPETPGUJNFBMMPXJOHUIFUPPMTGBOUPDPPMUIFNPUPS#F
DBSFGVMOPUUPPCTUSVDUUIFBJSWFOUTMPDBUFEJOUIFGPSXBSEHFBSIPVTJOHPSJOUIFSFBSIBOEMFOFBSUIF
TXJUDIUSJHHFS

5IFTQFFEBEKVTUNFOUEJBMDBOPOMZCFSPUBUFEBTGBSCBDLBTUIFOVNCFSPSGPSXBSEUPUIFOVNCFS
%0/05BUUFNQUGPSDJOHUIFEJBMCFZPOEUIFOVNCFSTPSPSUIFTQFFEBEKVTUNFOUEJBMXJMMCF
EBNBHFEBOEOPMPOHFSGVODUJPO
POLISHING OPERATION

"MXBZTXFBSTBGFUZHMBTTFTXJUITJEFTIJFMETPSBGVMMGBDFTIJFMEEVSJOHUPPMPQFSBUJPO

/FWFSTXJUDIPOUIFUPPMXIFOJUJTDPOUBDUJOHUIFXPSLQJFDFPSQPTTJCMFJOKVSZUPUIFPQFSBUPSPS
EBNBHJOHUIFXPSLQJFDFNBZPDDVS
)PMEUIFUPPMmSNMZVTJOHCPUIIBOEMFT8JUIUIFTQFFEBEKVTUNFOUEJBMTFUBUiwUVSOUIFUPPMPOBOE
MJHIUMZBQQMZUIFSPUBUJOHGPBNQBEUPUIFXPSLTVSGBDF"MMPXUIFUPPMUPPQFSBUFGSFFMZVTJOHPOMZUIF
UPPMTXFJHIUBTQSFTTVSFBQQMJFEUPUIFXPSLTVSGBDF
.BJOUBJOUIFGPBNQBEBUBBOHMFPGBCPVUEFHSFFTUPUIFXPSLTVSGBDF/&7&364&5)&
10-*4)*/(1"%'-"5505)&803,463'"$&6TFBMPOHTXFFQJOHNPUJPOCBDLBOEGPSUIXIJMF
TMPXMZBEWBODJOHBMPOHUIFTVSGBDFCFJOHQPMJTIFE5PBWPJEiCVSOJOHwUIFTVSGBDFPSDBVTJOHmOJTI
TXJSMTVTFBMPXTQFFEBOEEPOPUIPMEUIFUPPMJOPOFTQPUPSVTFDJSDVMBSPSTQJSBMMJLFQBUUFSOT
8PSLGSPNUIFIJHIFTUQPJOUPOUIFTVSGBDFEPXOXBSETUPBWPJEEVTUPSQPMJTIGSPNCFJOHUISPXO
POUPUIFDPNQMFUFETFDUJPO
"MXBZTGPMMPXUIFXBYBOEQPMJTINBOVGBDUVSFSTBQQMJDBUJPOBOESFNPWBMJOTUSVDUJPOTGPSQPXFS
QPMJTIFST%JSUZPSDMPHHFEQBETNBZCFDMFBOFECZXBTIJOHJOXBSNXBUFSXJUIBNJMEEFUFSHFOU
"MMPXUIFDMFBOFEQBEUPESZDPNQMFUFMZCFGPSFSFVTF
SANDING OPERATION

AMXBZTXFBSTBGFUZHMBTTFTXJUITJEFTIJFMETPSBGVMMGBDFTIJFMEEVSJOHUPPMPQFSBUJPO

5IFUPPMBOETBOEJOHEJTDNVTUDPNQMFUFMZTUPQSPUBUJOHCFGPSFTFUUJOHUIFUPPMEPXOBGUFSVTFPOUPB
XPSLCFODIPSPUIFSTVSGBDF

"MXBZTNBJOUBJOBmSNHSJQPOUIFUPPMXJUICPUIIBOETBUBMMUJNFT/PUEPJOHTPNBZDBVTFUIF
PQFSBUPSUPMPTFDPOUSPMPGUIFUPPMBOENBZMFBEUPTFSJPVTQFSTPOBMJOKVSZ
#FTVSFUIFXPSLQJFDFJTmSNMZDMBNQFEPSPUIFSXJTFTFDVSFEJOQMBDF3FNPWFBOZPCKFDUTUIBU
NBZTUSVDLBOEUISPXOCZUIFSPUBUJOHBCSBTJWFEJTDT*GVTJOHBOFYUFOTJPODPSECFTVSFJUJTIFME
BXBZGSPNUIFXPSLBSFB
)PMEUIFUPPMmSNMZVTJOHCPUIIBOEMFT8JUIUIFTQFFEBEKVTUNFOUEJBMTFUBUiwUVSOUIFUPPMPOBOE
MJHIUMZBQQMZUIFBCSBTJWFEJTDUPUIFXPSLQJFDF/FWFSVTFUIFTBOEJOHEJTDnBUPOUIFXPSLTVSGBDF
LFFQUIFBCSBTJWFEJTDBUBOBOHMFPGBCPVUEFHSFFTXIJMFXPSLJOHUIFXPSLQJFDFTVSGBDF
"EKVTUUIFUPPMhTTQFFEVTJOHUIFTQFFEBEKVTUNFOUEJBMBTZPVCFDPNFNPSFGBNJMJBSXJUIUIFUPPMT
PQFSBUJPOBOEUIFBNPVOUPGXPSLCFJOHQFSGPSNFECZUIFDIPTFOHSJUBCSBTJWFEJTD6TFXPSLJOH
NPUJPOTBTEFTDSJCFEJOUIFFBSMJFSi1PMJTIJOHwJOTUSVDUJPOT%POPUBMMPXUIFBCSBTJWFEJTDUPTBOEJO
POFTQPUUPPMPOHPSBOVOFWFOPSHPVHFETVSGBDFNBZSFTVMU
8IFOUIFTBOEJOHPQFSBUJPOJTDPNQMFUFESFNPWFUIFUPPMGSPNUIFXPSLTVSGBDFCFGPSFUVSOJOHJUPGG


10
 4BOEJOH1PMJTIJOH1BE
 .PUPS)PVTJOH
 4QJOEMF-PDL
 -PDL0O#VUUPO
 5SJHHFS4XJUDI
 #SVTI$BQ
 "VYJMJBSZ)BOEMF
 7BSJBCMF4QFFE%JBM
TWO-YEAR LIMITED WARRANTY
5IJTQSPEVDUJTXBSSBOUFEGSFFGSPNEFGFDUTJONBUFSJBMBOEXPSLNBOTIJQGPSZFBSTBGUFSEBUF
PGQVSDIBTF5IJTMJNJUFEXBSSBOUZEPFTOPUDPWFSOPSNBMXFBSBOEUFBSOPSEBNBHFGSPNOFHMFDU
PSBDDJEFOU5IFPSJHJOBMQVSDIBTFSJTDPWFSFECZUIJTXBSSBOUZBOEJUJTOPUUSBOTGFSBCMF1MFBTF
SFUVSOUIFUPPMUPTUPSFMPDBUJPOPGQVSDIBTFPSDPOUBDUNORTHERN TOOL AND EQUIPMENT
CUSTOMER SERVICE.
northerntool.com or 1-800-222-5381
%JTUSJCVUFECZ
/PSUIFSO5PPMBOE&RVJQNFOU$P*OD
4PVUIDSPTT%SJWS8FTU
#VSOTWJMMF./
.BEFJO$IJOB
Printed in China, on recycled paper
1
7
3
4
5
6
2
8

Supplement to Item# 399448 Operator’s Manual:
Installing the Sanding Backer Pad
WARNING:To reduce the risk of injury, user must read and understand the complete Operator's Manual
before operating this tool.
Save this Supplemental Manual for future reference.
Toll-Free Help Line: 1-800-222-5381
Procedures for using a lock-nut type sanding disc (with arbor hole):
1) Unplug the sander/polisher from the power source.
2) Place the tool on a at, stable surface, with the threaded spindle facing upwards and slide the rubber
backing pad over and down the spindle, at face up.
3) Center the sanding disc over the rubber backing pad.
4) Depress the shaft lock button located on back side of motor housing to prevent the threaded spindle
from rotating. Then place the enclosed lock nut through the center hole in the sanding disc and onto
threaded spindle and begin rotating the lock nut clockwise until nger tight.
5) Securely tighten the lock nut with the provided spanner wrench.
6) After unplugging the tool from power source, reverse the installation procedure to
remove the sanding disc.
Procedures for using a self-adhesive sanding disc (no arbor hole):
1) Unplug the sander/polisher from the power source.
2) Place the tool on a at, stable surface, with the threaded spindle facing upwards and slide the rubber
backing pad over and down the spindle, at face up.
3) Depress the shaft lock button located on back side of motor housing to prevent the threaded spindle
from rotating. Then place the lock nut onto the threaded spindle and begin rotating the lock nut counter
clockwise until nger tight.
4) Securely tighten the lock nut with the provided spanner wrench.
5) Center sanding disc on rubber backing pad and press rmly.
6) After unplugging the tool from power source, reverse the installation procedure to
remove the sanding disc.

11
















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NOTES