General International 75-075 M1 Use and Care Manual
Contents
1. MODEL 75 075 M1 1 HOLLOW CHISEL MORTISER OPERATING MAINTENANCE INSTRUCTIONS Heavy duty cast iron construction machined with precision Head gas cylinder provides smooth performance Control rods for depth and length stop 5 8 and sleeves for chisel shank Threaded rod and vise clamp with handwheel Heavy duty rack and gear provides the entire head to lower in order to feed mortiser accurately into workpiece Solid steel arm with grip handle for operations Molded cast iron column machined with precision x Hand wheels can be used to move cast iron table un longitudinal and lateral directions Enclose fan cooled motor with starter capacitor and ribbed body for resistance and long life Switch with dust protection SPECIFICATIONS Chisel capacity 1 47 TO 1 Maximum chisel stroke 8 Distance from fence to center chisel 3 Distance from chisel 4 to table 6 5 10 2 Chuck capacity s Table size 7 3 x 18 Base size 12 x17 Overall height 38 Spindle speed 1720 R P M Motor 1 H P 115 V 230V 1 ph Weight 215 LBS MODEL NO SERIAL NO 75 075 M1 IMPORTANT When ordering replacement parts always give the model number serial number of the machine and part number Also a brief description of each item and quantity desired All replacement parts can be obtained from GENERAL INTERNATIONAL MFG CO LTD 8360 Champ D eau MON2. WORK OPERATIONS 1 Depth stop must be set to the required depth of cut Fig 3 2 Place your workpiece on table lock into position using the vise clamp Turn handwheel in order to move the table forward or backwards Adjust table in accordance with the workpiece to be mortised 3 Adjust the stops according to the length of cut required Fig 4 4 Press the On switch steadily and firmly feed the chisel and bit into the workpiece by pulling down on the operating handle 5 To prevent burning at the tip of the bit a fast and steady feed rate is required Consider the type of material before feeding the machine may stall or slow down if the feed rate is too fast 6 Perform practice cuts before starting work operations various work material require different feedings 7 Complete the first mortising cut carry the workpiece towards the proper direction of the chisel slot to permit chips to unload clearly Move the workpiece in order for the chisel slot to release chips into the already cut part of the mortise Fig 5 8 To permit chips to unload while mortising deep cuts the cuts must be carried out in several steps of 1 each cut Place a piece of scrap wood under the back end to support the workpiece this will prevent breakage at the back end Chisel slot on ieft Chisel slot on right Move workpiece this direction Move workpiece this direction Fig 5 oo To adjust max head height To adjus
3. 75075 61 SQREWR D 1 PARTS LIST 75 075 po 3 RACKS 75075 71 SCREW 5 16X5 8_ 6 1 SCREW 1 2X1 3 4 8 85 PART NO DESCRIPTION 75075 98 PIN __
4. DESCRIPTION Operating Handle Motor Switch Head Gas Spring Chisel amp Bit Depth stop Work stop Vise 10 Fence 11 Table 12 Slide 13 Base ONDAN WARNING Carefully read and understand your owner s manual before starting work operations Fig 1 WARNING Machine must be properly grounded at WARNING Carefully read and understand your all times to avoid electric shock to the work operator owner s manual before starting work operations ELECTRICAL REQUIREMENTS Before connecting the machine to the power source verify that the voltage corresponds as specified on the nameplate of the machine A power source with greater voltage than needed can result in serious injury to the user as well as damage the machine If in doubt contact a qualified electrician before connecting to the power source The Mortiser 75 075 has been pre wired at the factory for 115V operations To avoid shock or fire replace the power cord if it gets worn out cut or damaged in any way Replace immediately before performing work operations INSTALLATION AND SETUP 4 Holes have been designed at the base of the cast iron to conveniently bolt and fasten your 75 075 Mortiser to a workbench optional stand item 75 045 or a solid work surface Place your machine on the worktable use a marker to indicate the areas where the holes must be drilled Properly fasten and bolt to surface Bolts and nuts not provided
5. Note Work area must provide enough space on both sides of the machine to allow movement for the work operator and clearance for long work materials Avoid installing the machine in a smali or dark work area no obstacles should interfere when work operations are being performed CHISEL 8 BIT INSTALLATION REPLACEMENT FIG 2 1 Gently loosen lock knob install your chisel and bit as illustrated Chisel must be positioned and pushed up against the bushing and into the slot set the slot to the right or the o left this will permit loose chips to unload from chisel when R cutting mortises Siset 2 Gently re tighten the lock knob in order to hold in position 3 Loosen chuck and move the bit into the chuck in order to i era adjust the position of the bit wood type 4 The lower end of the bit must jut out from below the chisel between 1 16 to 3 16 according to the workpiece and the work operations that need to be performed 5 Re tighten the chuck MORTISING To prevent burning at the tip of the bit a fast and steady feed rate is required Consider the type of material before feeding the machine may stall or slow down if the feed rate is too fast Perform practice cuts before starting work operations various work material require different feedings To avoid overheating or rupture to the chisel or bit do not position the slot against the blind end of tne mortise this wili prevent the chips to unload from the chisel
6. TREAL QUEBEC H1P 1Y3 TEL 514 326 1161 FAX 514 326 5555 E mail generalint aol com SAFETY RULES READ CAREFULLY BEFORE OPERATING THE MACHINE Leam the machine s applications and limitations as well as the specific potential hazards particular to this machine Follow available safety instructions and safety mules carefully 14 Do not force the machine It will do the job better and be safer at a rate for which it was 15 designed Keep guards in place and in working order If a guard must be removed for maintenance 2 Keep working area clean and be sure da adequate lighting is available or cleaning make sure it is properly attached before using the tool again 3 Do not wear loose clothing gloves er bracelets necklaces or omaments Wear 16 Be sure that key and adjusting wrenches face eye ear respiratory and body have been removed before turning power protection devices as indicated for the on operation or environment 17 Use only accessories designed for the 4 Keep hands well away from bits chisels and machine all moving parts Do not clear chips and sawdust RA with hands Use a asa 18 Make sure tool is propery grounded If tool is equipped with three prong plug it should 5 Make sure the bit is at operation speed be plugged into a three pole electrical before mortising receptacle Never remove the third prong 6 Do not push the chisels to hard The bits 19 Al
7. od of use Fig 7 Worn out tools will result in inaccurate and unsatisfactory work operations WARNING Disconnect machine from power source before performing any repairs or adjustments Failure to comply can cause serious damages to the work operator and the machine Fig 8 MAINTENANCE 1 Machine should be cleaned and dusted after work operations are completed 2 Occasionally lubricate the column linkages and all other m ving parts using a general purpose oil or grease 3 Adjust and sharpen the chisel and bit when required TABLE ANGLE ADJUSTMENT 1 Loosen lock knob A and B Fig 9 2 Point the scale D to adjust fence C to the desired angle 0 30 3 Tighten lock knob A and B Fig 9 HEAD ANGLE ADJUSTMENT 1 Using open wrench 19mm to loosen screw E counter clockwise Fig 10 2 Minor tighten screw H for slight separating bracket I and base J if the head can not be moved Attention Be sure to hold the head when swivel the head to desired angle to avoid the serious injuries 3 Pull the pin outward to move the head to desired angle 4 Adjust the head to desired angle 5 Loosen screw H and tighten secure screw E Fig 10 _ PARTS LIST 75 075 75075 34 SCREW 1 4X1 4 75075 02 ____ ADJUSTINGBAR 1 75075 45 CHISEL amp BIT 75075 21 PIN J1 75075 22 GEAR 75075 24 PIN8 J1 175075 57 LONG STOPBAR A _ 1
8. t max depth of cut ATTENTION Fig 3 Fig 4 Never attempt to leave the machine running unattended WARNING Always disconnect the machine from the power source when not in use File Inner File sides of SHARPENING BIT AND CHISEL r File cutting To ensure perfect performance and accurate work it is necessary to keep bit and chisel sharp at all times Dull bit or chisel can cause overheating and breakage resulting in unsatisfactory and inaccurate results f chisel and bit are badly worn and become difficult to sharpen they must be replaced Fig 6 immediately To sharpen trace the original shapes and curves of the bit with a small smooth filer To restore sharpness file the inside edge of the spur the sides of the brad point and the cutting edge inwards towards the flutes of the bit Fig 6 Never attempt to PILOT sharpen the outside edge of the spur this will affect the diameter and performance of the bit CARPENTER S BRACE CHUCK CUTTER Chisel should always be sharpened with a proper size mortise chisel cutter Verify the dullness of the chisel two or three turns of the cutter in a carpenter s hand brace should be enough to sharpen the chisel Fig 7 kaka soft taced vise Relieve the inner corners of the chisel with a small triangular jaws smooth filer Remove any particles from the outside of the chisel with a fine oilstone Fig 8 Chisel and bit will need to be replaced after a long peri
9. ways disconnect too before servicing and and chisels will perform better and be safer when changing accessories such as bit and working at the rate for which it was chisel designed a 20 Make sure that switch is in OFF position 7 Whenever possible use a dust collector with before plugging in cord shaving hood to minimize health hazards 8 Never leave the machine with the power on 21 Hold material firmly against the table JJ 9 Keep children away Make sure that visitors are ka at a Asa distance from the work 22 Use ONLY recommended accessories Use area of accessories NOT recommended by General International may result in a risk of 10 Use recommended speed mortising yury accessory and workpiece material 23 Do not use this mortising machine for other 11 Never stand on tool Serious injury could than it s intended use If used for other occur if the tool is tipped or if the sanding purposes General international disclaims tool is unintentionally contacted any real or implied warranty and holds itself 3 harmless for any injury which may result 12 Be sure bits and chisels are securely locked from that use in the machine 13 Use suitable support if stock does not have a flat surface GENERAL INTERNATIONAL guarantee All component parts of GENERAL INTERNATIONAL EEP are sca inspected during all production stages and each machine is thoroughly inspected upon completion of assembly Because of qualit
10. y GENERAL INTERNATIONAL agrees to repair or replace any genuine part or paris which upon examination proves to be defective in workmanship or material within a period of 24 months from date of purchase in order to obtain warrantee all defective parts must be returned prepaid to GENERAL INTERNATIONAL MFG Co Ltd Repairs made without our written authorization voids all guarantees i HOLLOW CHISEL MORTISER 75 075 GENERAL INTERNATIONAL Mortiser s are carefully tested and inspected before shipment and if properly used will give perfect results However a reasonable amount of care and attention is necessary to ensure perfect performance and accurate work It is imperative that you take a few moments to familiarise yourself with these instructions as they will no doubt save you a lot of time and trouble UNPACKAGE AND CLEANUP To ensure maximum performance from your GENERAL INTERNATIONAL Hollow Chisel Mortiser clean it properly and install it accurately before use As soon as you receive the 75 075 we recommend you follow these procedures 1 Finish removing the contents of the shipping carton and compare with the content list 2 Report damage if any to your local distributor 3 Clean all rust protected surfaces with a mild solvent or kerosene Do not use lacquer thinner paint thinner or gasoline These will damage painted surfaces 4 To prevent rust apply a light coating of paste wax to surface EXPLODED VIEW PARTS
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