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Harbor Freight Tools 91176 - page 1
Model 91176 ASSEMBL Y AND OPERA TING INSTR UCTIONS 3491 Mission Oaks Blvd., Camarillo , CA 93011 Visit our W eb site at: http://www .harborfreight.com Cop yr ight © 2004 by Harbor F reight T ools ® . All rights reser ved. No por tion of this manual or any ar tw or k contained herein ma y be reproduced in any shape or f or m without the e xpress w ...
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Harbor Freight Tools 91176 - page 2
PR ODUCT SPECIFICA TIONS SA VE THIS MANU AL Y ou will need this manual f or the safety warnings and precautions, assembly , operating, inspection, maintenance and cleaning procedures, parts list and as- sembl y dia gram. Keep y our in voice with this manual. Write the in v oice number on the inside of the front co ver . K eep this manual and in voi ...
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Harbor Freight Tools 91176 - page 3
ELECTRICAL SAFETY 4. Grounded adapters/chargers must be plugged into an outlet properly in stalled and grounded in accordance with all codes and ordinances. Never remove the gr ounding prong or modify the plug in an y way . Do not use any adapter plugs. Check with a qualified electrician if you are in doubt as to whether the outlet is properl y gro ...
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Harbor Freight Tools 91176 - page 4
12. A v oid accidental star ting. Be sure the T rigg er is off before plug ging in. Carr ying pow er tools with your finger on the T r igger , or adding a batter y with the T r igger depressed, invites accidents . 13. Remove adjusting ke ys or wrenches before turning the po wer tool on. A wrench or a key that is left attached to a rotating part of ...
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Harbor Freight Tools 91176 - page 5
23. Use only accessories that are recommended by the manufacturer for your model. Accessories that may be suitab le for one tool ma y become hazardous when used on another tool. SER VICE 24. T ool ser vice must be perf ormed only b y qualified repair personnel. Ser vice or maintenance perf or med b y unqualified personnel could result in a r isk of ...
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Harbor Freight Tools 91176 - page 6
SKU 91176 P A GE 6 7. Alwa ys remove the Battery Pa c k (14) before operation, inspection, maintenance, or cleaning procedures. 8. Know what you are drilling into . When drilling into a structure, make sure no electrical wires, cables, or plumbing is behind the surface. 9. W ARNING! Some dust created by power sanding, sa wing, grinding, dr illing, ...
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Harbor Freight Tools 91176 - page 7
GROUNDING W ARNING! Improperly connecting the grounding wire can result in the risk of electric shock. Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded. Do not modify the power cord plug provided with the tool. Never remove the grounding prong from the plug. Do not use the tool if the power cord o ...
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Harbor Freight Tools 91176 - page 8
FIGURE B SKU 91176 P A GE 8 DOUBLE INSULA TED T OOLS: T OOLS WITH TWO PR ONG PLUGS 4. T ools mar ked “Double Insulated” do not require grounding. They ha ve a special double insulation system which satisfies OSHA requirements and complies with the applicable standards of Underwriters Laboratories, Inc., the Canadian Standard Association, and th ...
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Harbor Freight Tools 91176 - page 9
6. If you are using an extension cord outdoors, make sure it is marked with the suffix “W-A” (“W” in Canada) to indicate it is acceptable f or outdoor use. 7. Make sure your extension cord is properly wired and in good electrical condition. Always replace a damaged extension cord or have it repaired by a qualified electrician before using i ...
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Harbor Freight Tools 91176 - page 10
When unpacking, check to make sure all the parts shown on the Parts List on page 14 are included. If any par ts are missing or broken, please call Harbor F reight T ools at the number shown on the cover of this manual as soon as possible. SKU 91176 P AGE 10 REV 12/04 REV 11/05 2. Slide the Adapter into the slot on the top of the Batter y Pa ck (14) ...
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Harbor Freight Tools 91176 - page 11
SKU 91176 P A GE 11 NO TE: Alwa ys s witch to a fresh batter y when tool performance begins to diminish. Severe heat is most destructive to a battery; the more heat generated, the faster the batter y loses power . A batter y that gets too hot can be per manently damaged. Nev er ov er-discharge a batter y by continuing to pull the tool trigger . Whe ...
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Harbor Freight Tools 91176 - page 12
SKU 91176 P A GE 12 ASSEMBL Y AND OPERA TING INSTR UCTIONS (Continued) 3 . Set the speed by adjusting the V ariable Speed Switch (5) to either 1 (low) or 2 (high). High speed is generally used for drilling applications and low speed is generally used for screw driving applications. See FIGURE 5 . 4. Set the T orque b y aligning the desired T orque ...
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Harbor Freight Tools 91176 - page 13
SKU 91176 P AGE 13 INSPECTION, MAINTENANCE, AND CLEANING 1. W ARNING! Make sure the T r igger (16) of the Hammer Dr ill is in its “OFF” position and that the tool does not hav e a Batter y P ack (14) attached bef ore perf or ming any inspection, maintenance, or cleaning procedures . 2. BEFORE EA CH USE, inspect the general condition of the Hamm ...
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Harbor Freight Tools 91176 - page 14
SKU 91176 P A GE 14 P ARTS LIST THE MANUF ACTURER AND/OR DISTRIB UT OR HAS PRO VIDED THE P AR TS LIST AND ASSEMBL Y DIAGRAM IN THIS MANU AL AS A REFERENCE T OOL ONL Y . NEITHER THE MANUF ACTURER OR DISTRIBUT OR MAKES ANY REPRESENT A TION OR W ARRANTY OF ANY KIND T O THE BUYER THA T HE OR SHE IS QU ALIFIED TO MAKE ANY REP AIRS T O THE PRODUCT , OR T ...
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Harbor Freight Tools 91176 - page 15
SKU 91176 P A GE 15 ASSEMBL Y DIA GRAM NO TE: Some par ts are listed and shown f or illustration pur poses only , and are not available individually as replacement parts. 1 The A C/DC Adapter and Charger Base (20) is not shown. ...
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