Ingersoll-Rand 8248-B( )-( ) manual

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Table of contents for the manual

  • Page 1

    Tool Products OPERATOR’S MANUAL INCLUDING: OPERATION, INSTALLATION & MAINTENANCE BANT-A-MATIC® SELF-FEED DRILLS Models 8248-B( )-( ) SECTION M106 MANUAL 21 Released: 4-1-68 Revised: 12-12-94 Form: 3262-2 IMPORTANT: READ THIS MANUAL CAREFULLY BEFORE INSTALLING, OPERATING OR SERVICING THIS EQUIPMENT. OPERATING PRECAUTIONS l Keep hands and clot[...]

  • Page 2

    FEED RATE CONTROL VALVES l Turn valve (23), marked “R” an top of housing, approximately 1-1/2 turns counterclockwise (open). l Turn the other valve (23), marked “F” on top of housing, clock- wise until closed (do not tighten too snugly). l Start unit and slowly turn valve (23) marked “F” counterclockwise (open) until the desired forward[...]

  • Page 3

    Y-- --Y Fig.1 IMPORTANT RECOMMENDED METHOD FOR HOLDING DRILLS IN SPINDLES ’ To properly hold drill bit in collet and reduce the chance of slippage, a flat must be ground on the shank end of the bit. The flat should be approximately 5/16” (8mm) long and the depth should be 1/3 of the bit diameter NOTE: If bit IS too large to fit into locking ins[...]

  • Page 4

    - 106 106 I[...]

  • Page 5

    78 VALVE SECTION MOTOR AND PISTON SECTION GEARING SECTION I 5 INCLUDES ITEMS 88 THRU 111.[...]

  • Page 6

    [...]

  • Page 7

    28 127 I 27 71 30 26 [...]

  • Page 8

    DISASSEMBLY/ASSEMBLY INSTRUCTIONS l Never apply excessive pressure by a holding device which may cause distortion of a part l Apply pressure evenly to parts which have a press fit. l Apply even pressure to the bearing race that will be press fitted to the mating port l Use correct tools and fixtures when servicing this tool. l Don’t damage “0?[...]

  • Page 9

    DISASSEMBLY/ASSEMBLY INSTRUCTIONS M106 21 GEARING ASSEMBLY -Assemble gears to spindle and secure with shafts. -Align notch at end of shaft with step on spindle (align notch of shaft with spacer (80) for auxiliary gearing). -Pack bearing (70) with ARO 33153 grease and assemble to spindle. -Lubricate gears of spindle liberally with ARO 33153 grease a[...]

  • Page 10

    1 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 10 PART NUMBER FOR ORDERING + Cover model 8248.B( )-1 model 8248-B( )-2 model 8248.B( )-3 Pipe Plug Adapter Lock Washer Trip Bracket Adjustment Screw “A” models 8248-B( )-1 and 8248-B( )-2 model 8248-B( )-3. Adjustment Screw[...]

  • Page 11

    108 PART NUMBER FOR ORDERING t PART NUMBER FOR ORDERING M106 Spindle Assembly (2 req’d) with “T” stamped on housing with “B” stamped on housing 109 Set Screw (2 req’d) 110 Spring Washer (2 req’d) 111 Adjustment Screw (2 req’d ) 112 Collet (2 req’d ) 113 Gear 114 Link Bearing 115 Washer 116 117 Needle Cage Foam Strip 118 Turret 119[...]

  • Page 12

    47368-( ) COLLETS COLLET BORE ACCEPTS COLLET BORE ACCEPTS PART DIA. DRILL SIZE PART DIA. DRILL SIZE NUMBER (REF.) INCH NO. MM NUMBER (REF.) INCH NO. MM 47368-1 .039 61 1.0 47368-17 .102 38 26 47368-2 .043 57 1.1 47368-18 .106 36 27 47368-3 .047 3/64 56 1.2 47368-19 .110 7/64 35 20 47368-4 .052 55 1.3 47368-20 .114 33 29 47368-5 .055 54 1.4 47368-21[...]