Grizzly G1148 manuale d’uso

15" B ANDSA W MODEL G1148 INSTR UCTION MANU AL COPYRIGHT © 1994 BY GRIZZL Y INDUSTRIAL, INC . W ARNING: NO PORTION OF THIS MANU AL MA Y BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPRO V AL OF GRIZZL Y IMPOR TS, INC. REVISED APRIL, 1999. PRINTED IN U .S.A.[...]

-2- G1148 15" Bandsaw T ABLE OF CONTENTS PA G E 1. SAFETY RULES SAFETY R ULES FOR PO WER T OOLS ..................................................................3-4 SAFETY R ULES FOR BANDSA WS ..........................................................................5 2. CIRCUIT REQUIREMENTS 110V OPERA TION ...................................[...]

G1148 15" Bandsaw -3- Safety Instructions For P o wer T ools SECTION 1: SAFETY 5. KEEP CHILDREN AND VISIT ORS A W A Y . All children and visitors should be kept a saf e distance from work area. 6. MAKE W ORK SHOP CHILD PROOF with padlocks , master switches , or by remo ving star ter ke ys. 7. DON’T FORCE T OOL . It will do the job better and[...]

-4- G1148 15" Bandsaw 9. USE PROPER EXTENSION CORD . Make sure your e xtension cord is in good condi- tion. Conductor size should be in accor- dance with the char t belo w . The amperage rating should be listed on the motor or tool nameplate. An undersized cord will cause a drop in line v oltage resulting in loss of pow er and ov erheating. Y [...]

G1148 15" Bandsaw -5- Additional Saf ety Instructions For The Bandsa w 1. Do not operate y our bandsaw with dull or badly worn blades. Dull blades require more eff or t to use and are difficult to con- trol. Inspect b lades before each use . 2. Ne ver position fingers or thumbs in line with the cut, use a push stick. Serious injur y could occu[...]

-6- G1148 15" Bandsaw 110V Operation SECTION 2: CIRCUIT REQ UIREMENTS A 15-amp slow-b low fuse or circuit break er should be used on the 110V circuit this bandsaw is connected to . Circuits rated any higher are not adequate to protect the motor from pow er surges. If you oper ate this sander on any circuit that is already close to its capacity[...]

G1148 15" Bandsaw -7- SECTION 3: GENERAL INFORMA TION Commentary Grizzly Industr ial, Inc. is proud to off er the Model G1148 15" Bandsaw . This saw is a par t of Grizzly’ s growing f amily of fine woodworking machiner y . When used according to the guide- lines set f or th in this manual, y ou can expect years of troub le-free, enjo ya[...]

-8- G1148 15" Bandsaw Unpac king The bandsaw is shipped from the f actor y in a carefully pack ed car ton. If y ou find the machine to be damaged after you’v e signed f or delivery and the truck and driver are already gone , you will need to file a freight claim with the carrier . Sa ve the containers and all packing materials f or inspectio[...]

G1148 15" Bandsaw -9- Clean Up The unpainted surf aces are coated with a waxy oil to protect them from corrosion during ship- ment. Remov e this protective coating with a sol- v ent cleaner or citr us-based degreaser . A void chlorine-based solvents as the y may damage painted surf aces should they come in contact. Alwa ys f ollow the usage in[...]

-10- G1148 15" Bandsaw SECTION 4: ASSEMBL Y Beginning Assembl y Most of your bandsa w has been assemb led at the f actor y . The remainder of the machine should be f air ly easy to assemble in y our shop . The assem- bly process is organiz ed in steps. Please f ollow these steps in sequence. W e also recommend that you re vie w the diagrams an[...]

G1148 15" Bandsaw -11- G1148 15" Bandsaw Figure 4. Adjusting pulley alignment Motor , Pulley , V -Belt Bandsa w Unit This bandsaw is relativ ely heavy and a wkward to handle. We strongly recommend that y ou get assistance. The bandsa w unit is also ver y unsta- ble until it is permanently mounted to the stand. Use care so the bandsaw unit[...]

G1148 15" Bandsaw G1148 15" Bandsaw -12- Bandsa w T ab le 5. Adjust the V -Belt tension b y sliding the motor along the slots. Proper tension is achie ved when the belt can be deflected appro ximately 3 / 4 " with moderate finger pressure. 6. Tighten the carriage bolts securely . Re- check belt tension and pulle y alignment. The band[...]

G1148 15" Bandsaw -13- DO NO T attempt to operate this machine before completing the assemb ly and adjust- ment instructions. Be sure that the switch is off and the cord is disconnected fr om the power sour ce at all times until assembly and adjustment are complete and y ou have revie wed all safety guidelines. Serious injury could occur . Fig[...]

-14- G1148 15" Bandsaw SECTION 5: ADJUSTMENTS Bandsa w Contr ols B E A F D A C General control and adjustment locations are shown in Figure 8 abov e and are descr ibed in this section. A. These two guard loc king knobs (#46) secure the upper and low er wheel covers (#24, #25). The cov ers are only opened to change a blade or mak e an adjustmen[...]

G1148 15" Bandsaw -15- T ension/T rac king TRA CKING T o adjust trac king, disconnect the bandsaw from the pow er source and adjust the upper and lower guide assemblies a wa y from the blade . Loosen the lockn uts on the tracking control knobs and tur n the knobs clockwise or counter-cloc kwise while tur ning the upper wheel by hand. The blade[...]

G1148 15" Bandsaw G1148 15" Bandsaw -16- Figure 11. Lower guide adjustments . Guide Blocks Suppor t Bearings T able Pin T runnions Blade Guides Whene ver changing a b lade or adjusting tension and trac king, the upper and lower b lade suppor t bearings and guide bloc ks must be re-adjusted. Alwa ys adjust the assemblies a wa y from the bl[...]

G1148 15" Bandsaw -17- Make sure there is no deflection of the blade from the str aightedge. Measure the distance between the edge of the miter gauge slot and the straightedge at points A and B . See Figure 12. Distance A should be appro ximately equal to distance B. Adjust the table slightly until these dis- tances are equal. 3. Secure the ta[...]

-18- G1148 15" Bandsaw Align the f ence to the miter slot by first loosening the two (2) bolts (#109) nearest the operator . Lock the low er lock knob and measure between the front edge of the f ence (#114) and the front edge of the miter slot. Compare this to a measurement taken at the bac k of the f ence and the miter slot. Swing the f ence [...]

G1148 15" Bandsaw -19- Pre-Run Chec k Bandsa w Blades SECTION 6: OPERA TIONS The bandsaw is one of the most v ersatile machines in the shop . It can cut miters, com- pound angles, simple and comple x cur ves , cir- cles, and a wide v ariety of irregular shapes. It can also rip and crosscut, as well as cut a variety of joints. The bandsa w will[...]

-20- G1148 15" Bandsaw Figure 13. Side and front views of a standard bandsaw b lade. Gullet Line Gullet T ooth T o remo ve the b lade, ensure the pow er is dis- connected and: 1. Loosen tension on the blade b y tur ning the tension control knob counter-clockwise when f acing the front of the saw . See Figure 9 . 2. Remov e the tab le inser t ([...]

G1148 15" Bandsaw -21- Stac ked Cuts One of the benefits of a bandsaw is its ability to cut multiple copies of a par ticular shape by stac k- ing a number of workpieces together . Bef ore making stack ed cuts, it is essential to ensure that both the table and the b lade are prop- erly adjusted to 90°. Otherwise, any error will be compounded w[...]

G1148 15" Bandsaw G1148 15" Bandsaw -22- Cutting Curves When cutting cur ves , simultaneously f eed and tur n the stock carefully so that the b lade f ollows the la yout line without being twisted. If a cur v e is so abrupt that it would be necessar y to repeated- ly back up and cut a ne w kerf , use either a nar- row er blade or a b lade[...]

G1148 15" Bandsaw -23- SECTION 7: MAINTENANCE V -Belts T o ensure optimum po wer transmission from the motor to the blade , the V -belt must be in good condition and operate under proper tension. Belts should be check ed f or cracks , fra ying and wear . Belt tension should be check ed at least e very 3 months; more often if the bandsaw is use[...]

-24- G1148 15" Bandsaw Shielded and pre-lubricated ball bear ings require no lubrication for the lif e of the bearings. All bear- ings are standard sizes and replacements can be purchased from our par ts department or bear ing supply store. As f or other items on this machine, such as adjustment controls, an occasional “shot” of light oil [...]

G1148 15" Bandsaw -25- The f ollowing pages contain general machine data, p art s diagrams and Wa r r anty/Retur n inf or- mation f or your Model G1148 Bandsa w . If you need parts or help in assembling your machine, or if y ou need operational inf or mation, we encourage y ou to call our Ser vice Depar tment. Our trained ser vice technicians [...]

-26- G1148 15" Bandsaw SYMPT OM Motor will not star t. Motor will not star t; fuses or circuit breakers b low . Motor ov erheats. Motor stalls (resulting in blo wn fuses or tr ipped circuit). Machine slows when operating. Blade does not run ev en- ly on wheels or runs off. Blade does not cut e ven- ly Ticking sound when the saw is running. Bla[...]

G1148 15" Bandsaw -27- Grizzly Industr ial, Inc. warr ants ev er y product it sells f or a per iod of 1 year to the original purchaser from the date of purchase. This warranty does not apply to def ects due directly or indirectly to misuse, ab use, negligence, accidents , repairs or alterations or lack of maintenance . This is Gr izzly’ s so[...]