Assessments - 3, GPA: 5 ( )

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The following grinders and sanders are described in this manual. D28474 D28493 D28494 D28497 D28499 7" Angle Grinder 8,000 rpm 9" Angle Grinder 5,000 rpm 7"/9" Angle Grinder 6,000 rpm 7"/9" Angle Sander 6,000 rpm 7"/9" Angle Grinder 6,000 rpm Components A. Trigger Switch C. Spindle Lock E. Spindle G. Rubber Bumper A B D E F C G Features SWITCH B. Lock On Button D. Side Handle F. Soft Mount The tool is controlled by a trigger switch (A). A lock-on button (B) provides increased comfort in extended use applications. ROTATING REAR HANDLE (D28499 ONLY) The rear handle can be positioned 30°, 60°, and 90° left and right of center position. ROTATING GEAR CASE (D28474, D28493, D28494, D28497) For applications in which a tool will be dedicated for uses in edge grinding and finishing work, the gear case may be rotated 90° left or right of its original position. See page 8 for instructions on rotating the gear case. 4 399080-02 rev 11/15/02 10:13 AM Page 5 MULTIPLE SIDE HANDLE POSITIONS The side handle can be properly positioned in five locations based on personal preference and application. The side handle must be used at all times to maintain proper control of the RUBBER BUMPER The gear case rubber bumper may wear with use. The bumper can be replaced with part number 397711-00 available at extra cost from DEWALT authorized service centers. Replacement should be performed by DEWALT authorized service centers or qualified service personnel. SPINDLE LOCK The spindle lock pin is provided to prevent the spindle from rotating when installing or removing wheels. Operate the spindle lock pin only when the tool is turned off and unplugged from the power source. To engage the lock, depress the spindle lock button (C) and rotate the spindle until you are unable to rotate it further. CAUTION: Never depress the spindle lock button while the grinder is running. Never turn on the grinder while the spindle lock button is depressed. Damage to your tool or personal injury may result. SOFT MOUNT The grinder is equipped with a soft mount, enabling easy wheel installation and removal. Accessories and Attachments It is important to choose the correct guards, backing pads and flanges to use with grinder accessories. See the chart on pages 5–7 for information on choosing the correct accessories. C Sanding Flap Discs soft mount soft mount Type 27 guard D284937/D284939 Type 27 guard D284937/D284939 hubbed sanding flap disc non-hubbed sanding flap disc clamp nut 22191-00 backing flange 54339-00 NOTE: Wheel size must match guard size; i.e., a new 7" wheel may not be used with a 9" guard. The bottom surface of wheel must be inside the bend of the guard lip. English 5 399080-02 rev 11/15/02 10:13 AM Page 6 English Grinding Wheels soft mount soft mount Type 27 guard D284937/D284939 Type 27 hubbed wheel soft mount Type 28 guard D284938 Type 28 hubbed wheel Type 27 guard D284937/D284939 backing flange 54339-00 Type 27 non-hubbed wheel clamp nut 22191-00 soft mount Type 28 guard D284938 backing flange 54339-00 Type 28 non-hubbed wheel clamp nut 22191-00 Sanding Discs soft mount rubber backing pad DW4947 sanding disc clamp nut included with D4947 NOTE: Wheel size must match guard size; i.e., a new 7" wheel may not be used with a 9" guard. The bottom surface of wheel must be inside the bend of the guard lip. 6 399080-02 rev 11/15/02 10:13 AM Page 7 Wire Wheels Flaring Cup Stones Cutting Wheels soft mount wire cup brush Type 27 guard D284937/D284939 soft mount Type 11 flaring cup guard D284934 — 4” D284936 — 6” backing flange (FreeText) (StrikeOut) 608368-00 flaring cup stone Type 1 guard D284931 Type 1 guard D284931 abrasive cutting wheel diamond cutting wheel clamp nut 608463-00 clamp nut 608463-00 backing flange 608370-00 backing flange 608370-00 (StrikeOut) (StrikeOut) (StrikeOut) (StrikeOut) (FreeText) Type 27 guard D284937/D284939 wire wheel NOTE: Wheel size must match guard size; i.e., a 7" wheel may not be used with a 9" guard. 7 English 399080-02 rev 11/15/02 10:13 AM Page 8 English CAUTION: Accessories must be rated for at least the speed recommended on the tool warning label. Wheels and other accessories running over rated speed can fly apart and cause injury. ATTACHMENTS Attachments designed specifically for this grinder can be purchased through DEWALT dealers and DEWALT Factory Service centers. D284939 9" Type 27 guard D284948 9" Type 28 guard D284937 7" Type 27 guard D284936 6" Type 11 Flaring cup guard with flange D284934 4" Type 11 Flaring cup guard with flange D284933 Type 11 flaring cup wheel backing flange D284932 Type 1 Flange set D284931 7" Type 1 Guard 054339-00 Grinding backing flange 22191-00 Clamp nut 61820-01 Wheel Wrench 445928-01 Soft mount spindle protector 397711-00 Rubber gear case bumper ASSEMBLY AND ADJUSTMENTS Attaching the Side Handle To install the side handle, thread the handle into one of the five positions listed below and tighten securely by turning clockwise. • Two front positions: Forward handle positions are de...

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