A
fuNcTIoNAl deScRIPTIoN
1. Paddle switch
1a. Lock off lever
2. Cord
3. Tool free guard
4. Body grip
5. Auxiliary handle (3 positions)
6. Spindle lock button
7. Guard (Type 27 or Type 1 if
so equipped) (not shown)
Assembly
WARNING
: To prevent accidental operation, turn off and unplug tool before
performing the following operations. Failure to do this could result in serious personal injury.
AuXIlIARy hANdle
WARNING
:This handle SHOULD BE USED AT ALL TIMES to maintain complete
control of the tool.
An auxiliary 3 position handle is furnished with your grinder. It can be screwed into
either side or the top of the gear case housing.
Accessories
It is important to choose the correct guards, backing pads and flanges to use with
grinder accessories. See page 9 for information on choosing the correct accessories.
cAuTIoN:
Accessories must be rated for at least the speed recom mended on the
WARNING
tool
accessory speed may fly apart and cause injury. Threaded accessories must have a 5/8
inch-11 hub. Every unthreaded accessory must have a 7/8 inch (22mm) arbor hole. If it
does not, it may have been designed for a circular saw. Use only the accessories shown
on page 9 of this manual. Accessory ratings must always be above tool speed as shown
on tool nameplate.
MouNTING GuARd (fIGuReS B & c)
cAuTIoN:
Guards must be used with all grinding wheels, sanding flap discs,
wire brushes cut-off wheels and wire wheels. The tool may be used without a guard
only when sanding with conventional sanding discs. The BTE820 is provided with a guard
intended for use with depressed center wheels (Type 27) and hubbed grinding wheels
(Type 27). The same guard is designed for use with sanding flap discs (Type 27 and 29)
and wire cup brushes. Grinding and cutting with wheels other than Type 27 and 29 require
different accessory guards. A Type 1 guard is provided for use with a Type 1 wheel.
Both Type 27 and Type 1 guards attach and are removed in the same way as
described below.
1. figure B - Open the guard latch (7), and align the
lugs on the guard (8) with the slots on the gear
case cover (9).
2. Push the guard down until the guard lugs engage
and rotate freely in the groove on the gear case
hub.
3. With the guard latch open, rotate the guard into the
desired working position. The guard body should be
positioned between the spindle and the operator to
provide maximum operator protection.
label. Wheels and other accessories running over their rated
4
6
B
7
1a
1
5
3
9
2
7
8