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Instructions Hitachi, Modèle CB 13F

Fabricant : Hitachi
Taille : 4.68 mb
Nom Fichier : 0f18787b-5162-4eb8-bfbe-cf501bfbd419.pdf
Langue d'enseignement: en
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They require no further lubrication. CAUTION: Never put lubricants on the blade while it is spinning. — 20 — TROUBLESHOOTING GUIDE WARNING . To avoid injury from an accidental start, turn the switch OFF and remove the plug from the power source before making any adjustments. . All electrical or mechanical repairs should be done only by qualified service technicians. Contact Hitachi Authorized Service Center. GENERAL PROBLEM PROBABLE CAUSE REMEDY Blade does not run in the center of the upper wheel. 1. Not tracking properly. 2. Defective blade. 1. Adjust tracking. See ASSEMBLY AND ADJUSTMENTS section BLADE TRACKING 2. Replace blade. Band saw slows down when cutting. 1. Belt too loose. 2. Cutting too small a radius. 3. Dull blade. 4. Overloading motor. 1. Adjust belt tension. See ASSEMBLY AND ADJUSTMENTS section BL ADE TENSION. 2. Stop feeding, back up the material slightly, until the band saw speeds up. 3. Replace blade. 4. Slow down, trying to cut too fast. See MOTOR TROUBLESHOOTING GUIDE on page 19. Blades braking. 1. Too much tension on the blade. 2. Kink in the blade caused by cutting too small a radius or turning the material too fast when cutting 1. Adjust tension. See ASSEMBLY AND ADJUSTMENTS section BLADE TENSION 2. Use correct cutting technique. See OPERATION section GENERAL CUTTING. Blade dulls too quickly. 1. Blade guides set too close to the teeth. 2. Cutting incorrect material. 1. Adjust upper and lower blade guides. 2. See OPERATION section BLADE SELECTION. Band saw vibrates. 1. Too much tension on motor belt. 1. Adjust according to ASSEMBLY AND ADJUSTMENTS section, INSTALL THE BELT. — 21 — MOTOR PROBLEM PROBABLE REMEDY Noisy operation. 1. Incorrect belt tension. 1. Adjust tension. See ASSEMBLY AND ADJUSTMENTS section INSTALL THE BELT. 2. Loose motor pulley. 2. Readjust and tighten motor pulley set screw. 3. Loose pulley cover. 3. Readjust and tighten pulley cover mounting screws. Motor will not start. 1. Not plugged into power outlet. 1. Plug it into the power outlet. 2. Switch and key not in ON position. 2. Insert key and turn the switch ON. 3. Motor cord cut or abraded. 3. Take to your Service Center for new cord. 4. Plug on cord is faulty. 4. Take to your Service Center for new plug. 5. Fuse on circuit breaks open. 5. Re-set; may be too many machines on line. 6. Faulty motor. 6. Take to your Service Center for repair or replacement. Motor 1. Too many electrical machines. 1. Turn off other machines and try again. 2. Incorrect fuse. 2. Try time delay fuse, or go to circuit with higher rated fuse or circuit breaker. 3. Wheels do not rotate. 3. Unplug and turn wheels by hand, move obstruction. 4. Undersized extension cord. 4. Use correct size extension cord; see page 6. 5. Short circuit. 5. Cord, plug, or motor need repair; take to your Service Center for repair. Motor fails to develop full power. 1. Low line voltage. 2. Faulty motor or capacitor. 1. Check power line for proper voltage. 2. Take to your Service Center for evaluation. Motor overheats. 1. Overload on motor. 2. Poor ventilation of motor. Provide better air circulation. 1. Reduce load to motor, feed work slower into blade. 2. Unplug and clean out around motor; provide better air circulation. 3. Take to your Service Center for repair. Motor stalls or slows 1. Motor overload. 1. Reduce load to motor, feed work slower into blade. 2. Low line voltage. 2. Check power line for proper voltage. 3. Loose wire connections. 3. Take to your Service Center for repair. 4. Faulty motor. 4. Take to your Service Center for repair. Frequent blowing of fuses or breaking of 1. Motor overload. 1. Reduce load to motor, feed work slower into blade. circuit 2. Overload of electrical circuit. 2. Too many electrical appliances on same circuit. 3. Incorrect fuse or circuit breaker. 3. Have electrician upgrade service to outlet. — 22 — PARTS LIST 12” BAND SAW MODEL NO. CB13F Always order by I.D. Number PARTS LIST FOR SCHEMATIC A I.D. Description Size Qty I.D. Description Size Qty X1VV SCREW(CROSS HEAD)W/I WASHER 3/16*3/8 13 X22E SET SCREW 1/4*1/2 4 X1W2 CROSS HEAD SCREW 3/16*1/4 2 X22F SET SCREW(HEADLESS) M6*16 1 X1ZU STEEL BALL 1/4 1 X22H HEADLESS CROSS SCREW 3/16*3/8 2 X217 BEARING SHAFT 2 X22K CROSS HEAD SCREW 3/16*3/8 2 X218 SHAFT OF LOWER WHEEL 1 X22L STRAIN RELIEF BUSHING 6N-4 2 X219 SHAFT OF UPPER WHEEL 1 X22M SAFETY SWTTCH 4P J9301A 1 X21A POWER CORD STORAE 2 X22N BALL BEARING 626ZZ 2 X21B GUARD ABS 1 X22P BALL BEARING 6202ZZ 2 X21C HEX. FIXTURE BOLT 2 X22Q POWER CORD W/PLUG 1 X21D CLIP HEAD 2 X22R POWER CORD W/INSERT PLUG 1 X21E BLADE GUARD, LOWER 1 X22S BEARING COVER 1 X21F PLASTIC BRUSH ASSY. 1 X22T LOWER SUPPORT BKT 1 X21G PIN 2 X22T LOWER GUIDE HOLDER ASSY. 1 X21H PIN FIXTURE BOLT 2 X22U Y TYPE BLOCK 2 X21J ADJUST KNOB ASSY. 1 X22V UPPER GUIDE HOLDER ASSY. 1 X21K UPPER WHEEL SHAFT HINGE 1 X22W FRAME ARM COVER, LOWER 1 X21L SLIDING BKT. 1 X22X FRAME ARM COVER, UPPER 1 X21M GUIDE POST (V TYPE) 1 X22Y UPPER COVER, INNER 1 X21N STEEL PIN 1/4*25 4 X22Z ...


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