Grizzly G8145Z manual

MO DE L G8 1 4 4Z / G8 1 4 5Z / G 8 1 46Z V A RIAB LE S P EE D V ER TIC A L MET A L C UT TING B A NDS A W O WNER'S M ANU AL COPYRIGHT © JANUARY , 2 00 8 BY GRIZ ZL Y IN DUSTRIAL , INC. W ARN I NG : NO PO RT IO N O F TH IS M ANUAL M A Y BE REPR OD UCE D I N AN Y SHA PE OR FOR M W IT HO UT TH E WR IT T EN APPR OV AL O F G RI Z Z L Y I ND US TR [...]

 ?[...]

T able of Con ten ts SECTION 5: ACCESSORIES ......................... 36 SECTION 6: MAINTENANCE ......................... 37 Schedule ...................................................... 37 Cleaning ....................................................... 37 Redressing Rubber Tires ............................. 37 Lubrication .....................[...]

-2 - G8 1 4 4Z /G8 1 45Z / G8 1 46Z V er tic al Metal Cutting Band saw INTR ODU CTION F ore w ord W e a re proud to offer the Model G8 1 4 4Z/ G8 1 45Z / G8 1 46Z V ariable Speed V ert ical Metal Cut ting Bandsaw . This ma chine is part of a growing Grizzly family of fine metalw orking machiner y . When used according to the guidelines set forth in[...]

-3 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw                   ?[...]

- 4- G81 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw      ?[...]

-5 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw                   ?[...]

- 6 - G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw      ?[...]

- 7 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw                   ?[...]

-8- G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw        ?[...]

-9 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw Model G8 1 4 4 Z / G 8 1 45Z Ba si c Identi f ica ti on A. Blade Tensioning Handwheel B. Upper Wheel Door C. Work Light (220V) D. Blade Post Lock Knob E. Air Hose & Jet F. Blade Guard G. Upper Blade Guide Assembly H. Table I. Lower Blade Guide Assembly J. Lower Wheel Door K[...]

- 1 0 - G81 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw Figure 2. Model G8146Z basic identification. Model G8 1 4 6Z Ba si c Identi f ica ti on Front View Rear View A B C D E F G H I J K L N O P Q M A. Blade Shear B. Upper Wheel Door C. Guide Post Elevation Handwheel D. Guide Post Lock Knob E. Work Light (220V) F. Air Hose & J[...]

- 1 1 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw Con tr ol Pa nel I dent if i cat io n Figure 3. Control panel identification. A B C D E F H I A. Digital Speed Display (FPM) B. Variable Speed Control C. Welding ON Button D. Annealing ON Button E. Clamping Pressure Dial F. Welder Jaws G. Welding Jaw Lock Levers H. Grinding [...]

- 1 2- G8 1 4 4Z /G8 1 45Z / G8 1 46Z V er tic al Metal Cutting Band saw Safe t y Ins tr ucti o ns fo r Mach i ner y            [...]

- 1 3 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw               [...]

- 1 4 - G8 1 44Z / G8 1 4 5Z /G81 46Z V er tic al Metal Cutting Band saw Safe t y Ins tr ucti o ns fo r M etal Cuttin g Ba nds a w s 7. CUTTING FLUID SAFETY. Cutting fluids are poisonous. Always follow manufactur- er’s cutting-fluid safety instructions. Pa y particular attention to contact, contamina- tion, inhalation, storage and disposal warn -[...]

- 1 5 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw 220 V Operati on Fu ll Lo ad Am pe ra ge Dr aw G8 1 4 4Z Motor Draw at 220V ................... 5 Amps G8 1 4 5Z M otor Draw at 220V ................... 6 Amps G8 1 46Z M otor Draw at 220V ................... 7 Amps Ci rc uit Requ ir em en ts Y ou M UST c onnect you r machin[...]

- 1 6 - G8 1 44Z / G8 1 4 5Z /G 8 1 4 6Z V er tic al Metal Cutting Band saw Th is ma chi ne pr es en ts se ri ou s inj ur y h a z a rd s to untr ained user s. Re ad through this entire manu - al to be come familiar with the controls and op era - tions b efore star ting the machine ! Set up S af ety SE CTION 3 : SETUP The follo wing it ems are neede[...]

- 1 7 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw The unpaint ed sur faces are c oated wit h a wax y oil to prev ent corrosion during shipment. Remove this protective c oating with a solvent c leaner or citrus- based degreaser suc h as Grizzly’ s G 7 895 Citrus De greaser . T o clean thoroughly , some par ts must be remov[...]

- 1 8 - G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw The bandsa w cente r of gravity is ab ov e the middle of the machine. Although not required, we strong - ly recommend that you mount your new machine to the floor to prev ent tip ping. Bec ause this is an optional step and floor mat erials ma y va r y , floor mounting hardware[...]

- 1 9 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw 2. Unbolt the bandsaw from the pallet. 3. With two assistants to steady the bandsaw, slowly lift it just enough to clear the pallet and floor obstacles, then move it to the prepared location. 4. Use shims between the machine mounting flanges and the floor to level the bandsa[...]

-20- G 8 1 4 4Z /G81 45Z /G81 46Z V er tic al Metal Cutting Band saw c. Reset the Emergency Stop button by twisting it clockwise until it pops out. d. Turn the Power Switch key to the OFF position—the Power Lamp should go out. e. Press the Start button. — If t he machine does not start, the Po wer Switch safety fea ture is w orking correctly . [...]

-2 1 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw SE CTION 4 : OP ERA TIONS Lo o s e h a ir an d cl ot h - ing could get caught in machiner y and cause seri - ous p ersonal injury . Keep loose clothing a nd long ha ir away fro m movi ng machiner y . Operati on Safety NO T I CE If you hav e never used this t yp e of m achine [...]

-22- G8 1 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw Bl a d e T e n si o ni ng H a nd w h e e l : In c re a se s / decreases blade tension when rotated . Blade Post Lock K nob : Sec ures the blade post and upper blade guide assemb ly in position. Mo de l G81 46Z Digital Spe ed Display: Shows blade speed in feet per minute ( FP M)[...]

-23- G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw Bl ade Selectio n Selecting the right blade for the cut requires a knowledge of various blade c haracteristics. Bl ad e Ter min ol og y The list below shows the minimum radius that can be cut by common blade widths . Width Radius 1 ⁄ 8 " .................................[...]

-2 4- G8 1 44Z /G 8 1 45Z /G81 46Z V er tic al Metal Cutting Band saw To ot h Set Three common tooth sets are standard, w avy , and raker (see Figure 18 ), each removing mate - rial in a dif ferent manner to make t he k er f in the workpiece. Alternate : An all-purpose a rrangement of bend - ing t he teeth ev enly lef t and right of the blade. Gene[...]

-25- G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw Bl ad e Pit ch (T PI ) The chart below is a basic star ting point for choosing teeth per inch (TP I) for variable tooth pitch blades and standard raker set bi -metal blades / HSS b lades. Howe ver , for exact spe cifica - tions of bandsaw blades that are correct for your operat[...]

-26- G8 1 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw Bl ad e Car e A bands aw blade is a delicate piece of steel that is subjec ted to tremendous strain. Y ou can obtain longer use from a bandsa w blade if yo u give it f air treatment and alway s use the appropriate feed rate for you r operation. Be sure to sele ct b lades with t[...]

-27 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw chip inspe ction char t Ch i p Ins pectio n Chart The best method of evalu ating the per formance of your cut ting operation is to ins pect the chips that are formed. Refer to the c hart b elow for chip inspe ction guid elines. Chip Appe arance Chip Desc ription Chip Color Bla[...]

-28- G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw Cu ttin g Ov er vie w EL EC TRO CU TI ON HAZA RD This bandsaw is not d esigned to be used with water soluble cut ting fluid or coolant . If need ed, use a small amount of oil- based lubricant . Alwa ys disconne ct power to t he m a ch in e wh e n changing blade s. Failure to do t[...]

-29- G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw 6. Position the back edge of the blade so that it is next to, but not against, the flange of the top wheel (see Figure 22 ). Note: Excessive blade contact with the wheel flange during operation could lead to blade and wheel damage. Figure 22. Back edge of blade next to wheel fl[...]

-3 0 - G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw 4. Make small adjustments to the blade tension- ing handwheel, then rotate the top wheel by hand several times before checking the blade deflection again. Repeat this step until you are satisfied. Note: Make sure the blade tracks next to, but not touching, the upper wheel flang[...]

-3 1 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw A dju s ti n g Bla de Gu ides The blade guides pro vide side -to- side and back suppor t to k eep the blade straight while cut ting. The blade guides and the back suppor t ha ve tung - sten steel facing to reduc e wear on t he guides. Properly adjusted blade guides are essent[...]

-32- G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw 5. Slide the blade support (see Figure 29 ) up to, but not touching, the back of the blade, then re-tighten the blade support cap screw. Figure 29. Blade guide assembly (upper assembly shown without blade for clarity). Blade Support Blade Guide Cap Screws Air Nozzle 6. Rotate t[...]

-33 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw Bl ade W eld i ng Being able to quickly and s af ely weld a bandsaw blade co mes in hand y for the following situa - tions: • To repair a broken blade that is still sharp and useful. • To fabricate a new blade from a larger sec - tion of blade material to fit your bandsaw.[...]

-3 4- G8 1 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw 3. Loosen the welding clamps by pulling the lock levers down. 4. Position the back of one blade end evenly against the back of the welding clamp so that the end is midway between the two clamps, then rotate the lock lever all the way up to hold the blade end in place (see Figu[...]

-35 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw 9. Rotate the lock levers down to release the welding clamps, then rotate the clamping pressure dial to "0". 10. Inspect the weld. The welded joint should be even across the width of the blade with no gaps (see Figure 38 ).  [...]

-3 6 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw SE CTION 5 : A CC E SSORIE S accessories Mod el M aterial Length Widt h T PI / St yle G880 3 T ool Steel 9 7" 1 ⁄ 4 " 6 / Hook G8804 T oo l Steel 9 7" 1 ⁄ 4 " 1 4/ Raker G880 5 Bi- Metal 97" 1 ⁄ 4 " 6 / Hook G880 6 Bi- Metal 97" 1 ⁄ [...]

-37 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw SE CTION 6 : MAINT EN AN CE Alwa ys disconne ct power to t he mac hin e b e for e per forming maintenance. Failure to do this may result in serious person - al injury . For optimum p erformance from your machine, follow this maint enance sc hedule and refer to an y specific in[...]

-3 8- G81 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw L ubr icat io n The bearings o n y our bandsaw are factory lubri- cated and sealed. Merely lea v e them alone unless they need to be replaced. When needed, brus h a light c oat of multi-pur pose grease on the tension leadscrew (all Models) and guide post rack (M odel G81 46Z on[...]

-39 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw Revie w the troubleshooting and procedures in this sectio n to fix or adjust your machine if a pro blem devel- ops. If y ou need replacement parts or you are unsure of y our r epair skills, then feel fr ee t o call our T echnic al Suppor t at (57 0) 5 46 -9 663. SE CTION 7 : S[...]

- 40 - G8 1 44Z / G8 1 45Z / G8 1 46Z V er tic al Metal Cutting Band saw Mo to r & El ec tr ic al (c ont in ue d) Symptom Possible Cause Possible Solution Mac hine ha s vibr a- tio n or noisy opera - tio n. 1. V-belt(s) worn or loose. 2. Pulley is loose. 3. Motor mount loose/broken. 4. Machine is incorrectly mounted or sits unevenly. 5. Workpie[...]

- 4 1 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw T ens i on i n g / Repl ac i n g V - Belts tensioning /replacing v-bel ts T o ensure optimum power transf er from the motor to the blade without slipping, the V-belts must be in good cond ition and operate under proper ten - sion. Check V - belt tension at least ev ery three[...]

- 42 - G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw Wheel Al ign men t wheel alignment — If the deflection is correct and the V-belts are in good condition, no further action is required. Replace the rear motor access panel. — If the deflection is more than or less than 1 ⁄ 4 " or the V-belts need to be replaced, then[...]

- 43 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw Ch ec kin g Whe el Copl an ar it y 1. DISCONNECT BANDSAW FROM POWER! 2. Remove the table assembly from the machine. 3. Make sure the blade is correctly installed and tensioned. 4. Hold a self-made coplanarity gauge (see Figure 50 ) close to the center of both wheels, making s[...]

- 44 - G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw Al ign i n g T able T o Bl ade T o ensure the angle acc uracy of the cut, the t able must be 90° to the blade from front-to-back and side -to-si de. If the table is not squar e to the blade , it needs to be adjusted. T o adjust t he tabl e square to the bl ade : 1. DISCONNECT [...]

- 45 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw 5. Use a 12mm wrench to loosen the table mounting hex bolts (see Figure 54 ). 6. Use a 5mm hex wrench to adjust the set screws so that the table is square to the blade front-to-back and side-to-side. Note: Make small adjustments to the set screws, then recheck the alignment o[...]

- 46 - G8 1 4 4Z /G81 45Z /G81 46Z V er tic al Metal Cutting Band saw                      ?[...]

- 4 7 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw G8 1 4 4Z / G8 1 4 5Z Electr ical Compo nen ts Figure 58. Air pump wiring (see wiring diagram on Page 46 ). Figure 57. Start/Stop switch wiring (see wiring diagram on Page 46 ). Figure 59. Variable speed dial wiring (see wiring diagram on Page 46 ). Figure 60. Inverter/contr[...]

- 48 - G8 1 4 4Z /G8 1 45Z / G8 1 46Z V er tic al Metal Cutting Band saw G8 1 46 Z Electr ical & Con tro l Wi r i n g Diag ra m           ?[...]

- 49 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw G8 1 46 Z In v er ter Wir in g Dia gra m                  ?[...]

-50 - G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw G8 1 46 Z Electr ical Com pone nts Figure 63. Control panel wiring (see wiring diagram on Page 48 ). Figure 64. Inverter/Controller box wiring (see wiring diagram on Page 49 ). Figure 65. Main electrical wiring (see wiring diagram on Page 48 ). g8 1 46z ele ctric al c omponents [...]

-5 1 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw                  ?[...]

-52- G8 1 4 4Z /G81 45Z / G8 1 46Z V er tic al Metal Cutting Band saw                         ?[...]

-5 3- G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw SE CTION 8 : P A RTS G8 1 4 4Z Cab i net Break do wn & P ar ts L is t                          ?[...]

-5 4- G81 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw G8 1 4 4Z T able & Gu ides Brea k do wn & P ar ts Li s t REF PART # DESCRIPTION REF PART # DESCRIPTION 101 PSB15M CAP SCREW M5-.8 X 20 113 PSB31M CAP SCREW M8-1.25 X 25 102 PW02M FLAT WASHER 5MM 115 P8144Z115 TRUNNION 103 P8144Z103 BLADE GUIDE 116 P8144Z116 TABLE TILT L[...]

-5 5- G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw G8 1 4 4Z Dr iv e Sy s tem Break do wn                        ?[...]

-56 - G81 4 4Z/ G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw G8 1 4 5Z Cabi net Break do wn & P arts L is t                             ?[...]

-57 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw G8 1 4 5Z T able & Gui des Break do w n & P ar ts Li s t REF PART # DESCRIPTION REF PART # DESCRIPTION 101 PSB15M CAP SCREW M5-.8 X 20 113 PSB31M CAP SCREW M8-1.25 X 25 102 PW02M FLAT WASHER 5MM 115 P8144Z115 TRUNNION 103 P8144Z103 BLADE GUIDE 116 P8144Z116 TABLE TILT [...]

-58 - G81 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw G8 1 4 5Z Dri v e Sy st em Brea k do wn                        ?[...]

-59 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw G8 1 46 Z Cabi net Break do wn & P arts L is t                             [...]

- 60 - G81 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw G8 1 46 Z T able & Lo w er Gu ide Break do w n & P ar ts Li s t REF PART # DESCRIPTION REF PART # DESCRIPTION 101 PSB02M CAP SCREW M6-1 X 20 109 PLW06 LOCK WASHER 5/8 102 PLW03M LOCK WASHER 6MM 110 PW01M FLAT WASHER 8MM 103 P8144Z103 BLADE GUIDE 111 PSB14M CAP SCREW M8[...]

- 6 1 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw G8 1 46 Z Mot or & Lo wer Wheel Break do w n & P ar ts Li s t REF PART # DESCRIPTION REF PART # DESCRIPTION 201 P8146Z201 WHEEL TIRE 212 P8146Z212 BEARING HOUSING 202 P8146Z202 BANDSAW BLADE 3/8"W STANDARD 213 PB25M HEX BOLT M12-1.75 X 25 203 P8146Z203 WHEEL LOW[...]

- 62- G8 1 4 4Z/ G8 1 45Z / G8 1 46Z V er tic al Metal Cutting Band saw G8 1 46 Z Gu ide P os t Brea k do wn & Pa r ts Li st                       ?[...]

- 63 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw G8 1 46 Z Upper Wheel Brea k do wn & Pa r ts Li st                       R[...]

- 64 - G8 1 4 4Z /G81 45Z /G81 46Z V er tic al Metal Cutting Band saw W elder Stati on Break do w n                          [...]

- 65 - G8 1 4 4Z/ G8 1 45Z / G8 1 4 6Z V er tic al Metal Cutting Band saw W elder Stati on P ar ts Li s t REF PART # DESCRIPTION REF PART # DESCRIPTION 301 PB96 HEX BOLT 1/4-20 X 4 326 PS11M PHLP HD SCR M6-1 X 16 302 P8144Z302 TRANSFORMER BRACKET 327 PS26M PHLP HD SCR M6-1 X 20 303 PW06 FLAT WASHER 1/4 328 P8144Z328 WELDING PANEL 304 PN05 HEX NUT 1[...]

- 66 - G81 44Z / G8 1 4 5Z / G8 1 46Z V er tic al Metal Cutting Band saw            Lab el P la cemen t & Li s t Safety labels warn about machine hazards and ways to prevent injury. The owner of this machine MUST maintain the original location and[...]

         ?[...]

                              ?[...]

Grizzly Industrial, Inc. warrants ev ery product it sells for a period of 1 year to the original purchaser from the date of purchase. This warranty does not ap ply to defects due direct ly or indirect ly to misuse, a buse , negligence, accidents, repairs or alterations or lack of maintenance. This is Grizzly’ s sole writ ten warranty and any and [...]

                        ?[...]