Assessments - 3, GPA: 4.3 ( )

Fabricante : Bosch Arquivo Tamanho: 1.3 mb Arquivo Nome : Língua de Ensino:

Underwriters Laboratories. This symbol designates that This symbol designates this tool is listed by that this tool is listed by Underwriters Laboratories, the Canadian Standards and listed to Canadian Association. Standards by Underwriters Laboratories. This symbol designates that this tool complies to NOM Mexican Standards. -5 BM 1609929H54 08-06 8/3/06 11:44 AM Page 6 Functional Description and Specifications !WARNING Disconnect the plug from the power source before making any assembly, adjustments or changing accessories. Such preventive safety measures reduce the risk of starting the tool accidentally. Angle Grinders SPINDLE LOCK SIDE HANDLE WHEEL GUARD VENTILATION OPENINGS PADDLE SWITCH SPINDLE MOUNTING FLANGE GUARD RELEASE / LOCK LATCH VIBRATION CONTROL BUMPS Model number 1873-8 & 1873-8F 1873-6 1893-6 & 1894-6 No load speed n0 8,500/min n0 6,000/min n0 6,000/min Spindle thread 5/8"-11 UNC 5/8"-11 UNC 5/8"-11 UNC Max. grinding wheel (Type 27) *7" Dia. *7" Dia. *9" Dia. Max. flared cup wheel (Type 11) 4" Dia. 5” Dia. 5" Dia. Max. wire wheel 4-1/2" Dia. 6" Dia. 6" Dia. Max. wire cup brush 7" Dia. 6" Dia. 6" Dia. Max. sanding disc 7" Dia. 7" Dia. 9" Dia. NOTE: For tool specifications refer to * Always use appropriate size wheel guard. the nameplate on your tool. -6 BM 1609929H54 08-06 8/3/06 11:44 AM Page 7 Grinder Assembly WHEEL GUARD INSTALLATION !WARNING Use wheel guard with disc grinding wheels. Always close the latch to secure the guard. Keep the guard between you and the wheel. Do not direct guard opening toward your body. The position of the guard can be adjusted to accommodate the operation being performed. To attach wheel guard DISCONNECT tool from power source. Open guard release/lock latch and position guard on spindle neck so that the two bumps on guard, line up with the two notches on the spindle neck. Rotate guard either direction to desired position, and close latch to secure guard in place. TO REMOVE GUARD: Open guard release/lock latch, rotate guard until the two bumps on guard line up with the two notches on the spindle neck, and lift guard off the spindle neck. LOCK NUT AND BACKING FLANGE Your tool is equipped with a threaded spindle for mounting accessories. Always use the lock nut and backing flange that has same thread size as spindle. DISC GRINDING WHEEL ASSEMBLY Disconnect tool from power source. Be sure that wheel guard is in place for grinding. When using spin-on grinding wheels, thread directly onto the spindle. When using mounting wheels, thread BACKING FLANGE onto spindle, then place GRINDING WHEEL on the spindle. Thread on the lock nut and tighten nut using a lock nut wrench provided with adapter kit, while holding the spindle lock in. TO REMOVE: Reverse procedure. CUP GRINDING WHEELS Use cup grinding wheels for heavy-duty stock removal of metals, concrete and stone. ADJUSTABLE CUP WHEEL GUARD INSTALLATION Open the guard clamp and fit it on the mounting flange then secure by tightening the clamp screw. ALWAYS HAVE THIS GUARD ATTACHED WHEN USING CUP GRINDING WHEELS The adjustable guard allows you to lower or raise the guard’s shell. TO ADJUST: Loosen the four bolts on the shell, and secure the shell for 1/4” wheel exposure for maximum safety. ATTACHING CUP GRINDING WHEEL Thread the cup grinding wheel on the spindle shaft CLOCKWISE. Press in the spindle lock button and turn the cup grinding wheel until the lock button engages, then tighten the wheel securely by hand. TO REMOVE: Reverse procedure. BACKING FLANGE LOCK NUT WHEEL GUARD DISC GRINDING WHEEL SPIN-ON GRINDING WHEEL SPINDLE MOUNTING FLANGE BUMPS GUARD RELEASE / LOCK LATCH BOLT ADJUSTABLE GUARD CUP GRINDING WHEEL SHELL SPINDLE MOUNTING FLANGE -7 BM 1609929H54 08-06 8/3/06 11:44 AM Page 8 MOUNTING TYPE 28 OR TYPE 29 Only use small flange set (available as GRINDING WHEELS accessory) when mounting type 28 or type 29 ! WARNING To reduce the risk of injury, do not use the flange set wheels (Fig. 1). Refer to figures 2 or 3 for proper wheel provided with your tool for mounting type assembly when using the small flange set. 28 or type 29 grinding wheels. The flanges provided with your tool are not designed for mounting these wheels. SMALL FLANGE SET PART NO. 1 607 000 380 FIG. 1 FLANGE WITH SHOULDER FLANGE OR LOCK NUT FLANGE WITH SHOULDER FLANGE OR LOCK NUT TYPE 28 GRINDING WHEEL SPINDLEFIG. 2 FLANGE WITH SHOULDER FLANGE OR LOCK NUT TYPE 29 GRINDING WHEEL SPINDLEFIG. 3 -8 BM 1609929H54 08-06 8/3/06 11:44 AM Page 9 Sander Assembly BACKING PAD !WARNING Before attaching a backing pad be sure its maximum safe operating speed is not exceeded by the nameplate speed of the tool. !WARNING Wheel guard may not be used for most sanding operations. Always reinstall wheel guard when converting back to grinding operations. TO INSTALL BACKING PAD AND SANDING DISC Disconnect tool from power source. Set the tool on its top side (spindle up). Place the rubber backing pad onto the spindle shaft. Center the sanding disc on top of the backing pad...

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