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MATWELD, INC. PHONE:(270) 444-0085 FAX:(270) 443-6180
Matweld reserves the right to change parts, features, or specifications without notice.
Rev. 02/10
09200 PRECISION FROG GRINDER
CHANGING THE 4” CUP STONE:
1.) DISCONNECT THE TOOL FROM THE POWER SOURCE.
2.) USING THE WRENCH PROVIDED LOOSEN THE TWO HEX FASTENERS OR BOLTS AND RE-
MOVE THE STONE GUARD.
3.) ROTATE THE STONE SLOWLY BY HAND WHILE DEPRESSING THE SHAFT LOCKING PIN MECHA-
NISM LOCATED ON THE SIDE OF BEARING HOUSING.
4.) WHEN THE PIN ENGAGES, LOCKING THE SHAFT, CONTINUE DEPRESSING THE LOCKING PIN
WHILE TURNING THE 4” CUP STONE BY HAND TO LOOSEN AND REMOVE.
5.) LEAVE THE BACKING FLANGE IN PLACE AND INSTALL THE NEW CUP STONE. MAKE SURE THE
NEW CUP STONE HAS A PAPER BLOTTER INSTALLED.
6.) RELEASE THE LOCKING MECHANISM AND CHECK TO MAKE SURE IT IS RELEASED FROM THE
SHAFT BEFORE BEGINNING TO USE.
7.) REINSTALL THE STONE GUARD.
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