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Grizzly G0885, Owner'S Manual

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Grizzly G0885 Owner'S Manual Download Page 30

-28-

Model G0885 (Mfd. Since 04/19)

Review the troubleshooting procedures in this section if a problem develops with your machine. If you need 
replacement parts or additional help with a procedure, call our Technical Support. 

Note: Please gather the 

serial number and manufacture date of your machine before calling.

SECTION 7: SERVICE

Troubleshooting

Motor & Electrical

Symptom

Possible Cause

Possible Solution

Machine does not 
start, or power 
supply breaker 
immediately trips 
after startup.

1.  Incorrect power supply voltage or circuit 

size.

2.  Power supply circuit breaker tripped or fuse 

blown.

3.  Wiring broken, disconnected, or corroded.

4.  Potentiometer/variable-speed dial at fault.
5.  ON button at fault.
6.  Motor brushes at fault.
7.  Motor at fault.

1.  Ensure correct power supply voltage and circuit 

size.

2.  Ensure circuit is sized correctly and free of shorts. 

Reset circuit breaker or replace fuse.

3.  Fix broken wires or disconnected/corroded 

connections. 

4.  Test/replace.
5.  Replace switch.
6.  Replace motor brushes (

Page 27).

7.  Test/repair/replace.

Machine stalls or 
underpowered.

1.  Feed rate too fast; blade speed too low.
2.  Machine undersized for task.

3.  Blade too course for material being cut.
4.  Blade slipping on wheels.
5.  Motor overheated.

6.  Motor at fault.

1.  Reduce feed rate/pressure; increase blade speed.
2.  Use correct/sharp blade; reduce feed rate/pressure. 

Correct blade cut alignment to eliminate binding.

3.  Use correct blade for operation (

Page 16).

4.  Adjust blade tension (

Page 19).

5.  Clean motor, let cool, reduce workload, or replace 

brushes (

Page 27).

6.  Test/repair/replace.

Machine has 
vibration or noisy 
operation.

1.  Saw component loose.
2.  Blade at fault.
3.  Motor is noisy.

1.  Retighten/replace damaged bolts/nuts.
2.  Replace/resharpen blade.
3.  Replace brushes (

Page 27).

Summary of Contents for G0885

Page 1: ...G NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC AL20426 PRINTED IN TAIWAN V1 05 19 MODEL G0885 5 PORTABLE METAL CUTTING BANDSAW OWNER S MANUAL For models manufactured since 04 19 ...

Page 2: ...ng grinding tool integrity and the usage of personal protective equipment The manufacturer will not be held liable for injury or property damage from negligence improper training machine modifications or misuse Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other repr...

Page 3: ...5 Operation Overview 15 Blade Selection 16 Changing Blade 18 Tensioning Blade 19 Blade Breakage 19 Blade Care Break In 20 Blade Speed 20 Blade Speed Chart 21 Chip Inspection Chart 22 Feed Rate 23 Work Stop 23 Vise 23 Headstock Angle 24 Operation Tips 24 SECTION 5 ACCESSORIES 25 SECTION 6 MAINTENANCE 26 Schedule 26 Cleaning Protecting 26 Lubrication 26 Replacing Motor Brushes 27 SECTION 7 SERVICE 2...

Page 4: ...ade every effort to be exact with the instruc tions specifications drawings and photographs in this manual Sometimes we make mistakes but our policy of continuous improvement also means that sometimes the machine you receive is slightly different than shown in the manual If you find this to be the case and the difference between the manual and machine leaves you confused or unsure about something ...

Page 5: ...ead this entire manual BEFORE using machine Become familiar with the names and locations of the controls and features shown below to better understand the instructions in this manual Blade Tension Knob Work Stop Vise Motor Blade Headstock Locking Pin Wheel Cover Blade Guide Lock Handle ...

Page 6: ...u understand the rest of the manual and minimize your risk of injury when operating this machine A Blade Guard Guard covers unused part of blade to minimize operator exposure to blade B Blade Guide Bearing Assemblies Keeps the cut perpendicular to the cutting sur face There are two assemblies a left and a right assembly The blade guide lock handle secures the left hand blade guides in position Con...

Page 7: ... lbs Length x Width x Height 29 x 15 x 18 in Must Ship Upright Yes Electrical Power Requirement 120V Single Phase 60 Hz Full Load Current Rating 5A Minimum Circuit Size 15A Connection Type Cord Plug Power Cord Included Yes Power Cord Length 6 ft Power Cord Gauge 18 AWG Included Plug Type 5 15 Switch Type On Off Push Button Motors Main Horsepower 1 2 HP Phase Single Phase Amps 5A Speed 2000 4200 RP...

Page 8: ...id proof DANGEROUS ENVIRONMENTS Do not use machinery in areas that are wet cluttered or have poor lighting Operating machinery in these areas greatly increases the risk of accidents and injury MENTAL ALERTNESS REQUIRED Full mental alertness is required for safe operation of machin ery Never operate under the influence of drugs or alcohol when tired or when distracted For Your Own Safety Read Instr...

Page 9: ... moving parts or flying debris Make sure they are properly installed undamaged and working correctly BEFORE operating machine FORCING MACHINERY Do not force machine It will do the job safer and better at the rate for which it was designed NEVER STAND ON MACHINE Serious injury may occur if machine is tipped or if the cutting tool is unintentionally contacted STABLE MACHINE Unexpected movement dur i...

Page 10: ...cutting fluid could lead to chip fire and possible explosion CUTTING FLUID SAFETY Cutting fluids are poisonous Always follow manufacturer s cutting fluid safety instructions Pay particular attention to contact contamination inhalation storage and disposal warnings Spilled cutting fluid invites slip ping hazards BLADE CONDITION Do not operate with dull cracked or badly worn blade Inspect blades for...

Page 11: ...sized circuit To reduce the risk of these hazards avoid over loading the machine during operation and make sure it is connected to a power supply circuit that meets the specified circuit requirements For your own safety and protection of property consult an electrician if you are unsure about wiring practices or electrical codes in your area Note Circuit requirements in this manual apply to a dedi...

Page 12: ...cord size gets longer and the gauge size gets smaller higher gauge numbers indicate smaller sizes Any extension cord used with this machine must be in good condition and contain a ground wire and matching plug receptacle Additionally it must meet the following size requirements Minimum Gauge Size 16 AWG Maximum Length Shorter is Better 50 ft Grounding Plug Requirements Figure 4 Typical 5 15 plug a...

Page 13: ... Stop 1 E Work Stop Hardware Bag 1 Adjustable Handle 1 Hex Bolt M6 1 1 Figure 5 Loose inventory B C D E NOTICE If you cannot find an item on this list care fully check around inside the machine and packaging materials Often these items get lost in packaging materials while unpack ing or they are pre installed at the factory This machine was carefully packaged for safe transport When unpacking sepa...

Page 14: ...aser then let it soak for 5 10 minutes 3 Wipe off the surfaces If your cleaner degreas er is effective the rust preventative will wipe off easily If you have a plastic paint scraper scrape off as much as you can first then wipe off the rest with the rag 4 Repeat Steps 2 3 as necessary until clean then coat all unpainted surfaces with a quality metal protectant to prevent rust NOTICE Avoid harsh so...

Page 15: ...Workbench Hex Bolt Flat Washer Flat Washer Lock Washer Hex Nut Figure 7 Through Mount setup Number of Mounting Holes 3 Diameter of Mounting Hardware Needed 1 4 Assembly The G0885 work stop and base feet are the only components requiring assembly To assemble machine 1 Thread work stop rod with hex nut into vise base see Figure 9 2 Slide work stop onto work stop rod see Figure 9 3 Insert hex bolt in...

Page 16: ...all the way up 5 Connect machine to power supply 6 Turn machine ON pull trigger switch to verify motor operation and then let go of trigger switch and turn machine OFF The motor should run smoothly and without unusual problems or noises The guide bearings should spin freely and without unusual problems or noises Test Run Once assembly is complete test run the machine to ensure it is properly conne...

Page 17: ...ece Operation Overview The purpose of this overview is to provide the nov ice machine operator with a basic understanding of how the machine is used during operation so the machine controls components discussed later in this manual are easier to understand Due to the generic nature of this overview it is not intended to be an instructional guide To learn more about specific operations read this en...

Page 18: ... gullet and the back edge of the blade I Blade Pitch or TPI The number of teeth per inch measured from gullet to gullet Measured by the blade circumference blade lengths are usually unique to the brand of bandsaw and the distance between the wheels Model Blade Length G0885 561 2 Blade Selection Blade Terminology Figure 11 Bandsaw blade terminology G B C D E F H I A Standard or Raker Variable Pitch...

Page 19: ...ind shape of material to be cut 4 In applicable row read across to right and find box where row and column intersect Listed in the box is minimum TPI recom mended for variable tooth pitch blades The TPI range is represented by a between numbers For example 3 4 TPI is the same as 3 4 TPI The Cutting Speed Rate Recommendation chart which is located on the machine just below the Blade Pitch Chart off...

Page 20: ... blade removal Blade Tension Knob Note It is sometimes possible to flip the blade inside out in which case the blade will be installed in the wrong direction Check to make sure the blade teeth face the same direction as blade travel as shown in Figure 16 after mounting on the bandsaw Some blades will have a directional arrow as a guide Figure 16 Example of blade cutting direction Blade Travel 9 Wo...

Page 21: ...ned when not in use Using the wrong blade pitch TPI for the workpiece thickness The general rule of thumb is to have no fewer than three teeth in contact with the workpiece when starting a cut and at all times during cutting Blade Breakage Tensioning Blade Proper blade tension is essential to avoid blade vibration twist or slippage on the wheels A cor rectly tensioned blade provides long blade lif...

Page 22: ...fer to the manufacturer s break in procedure to keep from voiding the warranty Use the Chip Inspection Chart on Page 22 as a guide to evaluate the chips and ensure that the optimal blade speed and feed rate are being used To properly break in new blade 1 Choose correct speed for blade and material of operation refer to Blade Speed Chart on Page 21 2 Reduce feed pressure by half for first 50 100 in...

Page 23: ...ade Speed Chart Material Speed FPM M Min Material Speed FPM M Min Material Speed FPM M Min Material Speed FPM M Min Carbon Steel 196 354 60 108 Tool Steel 203 62 Alloy Steel 111 321 34 98 Free Machining Stainless Steel 150 203 46 62 Angle Steel 180 220 54 67 High Speed Tool Steel 75 118 25 36 Mold Steel 246 75 Gray Cast Iron 108 225 33 75 Thin Tube 180 220 54 67 Cold Work Tool Steel 95 213 29 65 W...

Page 24: ...aight powdery thin curled tightly hard thin thin curled short hard thick thick hard strong thick hard strong thin straight powdery thin curled tightly hard thin thin curled short hard thick thick hard strong thick hard strong thin straight powdery thin curled tightly hard thin thin curled short hard thick thick hard strong thick hard strong thin straight powdery thin curled tightly hard thin thin ...

Page 25: ...his caution may lead to injury Vise The vise allows the jaw width to be adjusted up to 5 wide 1 Turn vise handle see Figure 23 counter clockwise to relieve any pressure on vise jaws Using Vise 2 Place workpiece flat on the vise table 3 Finish tightening movable jaw against workpiece with vise handle Note Figure 24 on Page 24 shows correct methods of holding different workpiece shapes The Model G08...

Page 26: ...on at the end of each day to prolong blade life Burned chips indicate a need to reduce your blade speed Wait until the blade has completely stopped before removing the workpiece from the vise and avoid touching the cut end it could be very hot Support long pieces so they won t fall when cut and flag the ends to alert passers by of potential danger Adjust the blade guide assemblies as close as poss...

Page 27: ...ce machine vibration Butcher block fin ish table top measures 1 x 13 x 23 and is 301 2 from the floor Bottom measures 21 x 32 700 lb Capacity Figure 27 Eye protection assortment Figure 78 Assortment of basic eye protection Basic Eye Protection T20501 Face Shield Crown Protector 4 T20502 Face Shield Crown Protector 7 T20503 Face Shield Window T20451 Kirova Clear Safety Glasses T20452 Kirova Anti Re...

Page 28: ...eck blade guide bearing assemblies for damage or wear Remove blade and clean all surfaces Schedule To reduce risk of shock or accidental startup always disconnect machine from power before adjustments maintenance or service Cleaning the Model G0885 is relatively easy Use a chip brush and vacuum excess metal chips and other debris Wipe off the remaining metal dust with a dry cloth Periodically remo...

Page 29: ...Item s Needed Qty Flat Head Screwdriver 1 Phillips Head Screwdriver 1 1 Phillips Head Screwdriver 2 1 To inspect replace motor brushes 3 Remove upper and lower motor brush caps and motor brushes as shown in Figure 31 4 Replace brushes 2 and re install brush caps 5 Re attach motor cover and secure with screws Figure 30 Removing motor cover 1 DISCONNECT MACHINE FROM POWER 2 Take off motor cover by r...

Page 30: ...ltage and circuit size 2 Ensure circuit is sized correctly and free of shorts Reset circuit breaker or replace fuse 3 Fix broken wires or disconnected corroded connections 4 Test replace 5 Replace switch 6 Replace motor brushes Page 27 7 Test repair replace Machine stalls or underpowered 1 Feed rate too fast blade speed too low 2 Machine undersized for task 3 Blade too course for material being cu...

Page 31: ...handle or vise crank 2 Blade not square to table 1 Tighten loose angle adjustable handle or vise crank Page 23 2 Adjust blade square to table Page 31 Blade dulls prematurely or metal sticking to the blade 1 Incorrect feed speed 2 Blade gullets loading up with chips 3 Blade improperly broken in 1 Adjust feed rate Page 23 or blade speed Page 21 2 Use blade with larger gullets fewer TPI Page 17 3 Rep...

Page 32: ...eccentric shaft and adjust roller bearing see Figure 32 so it lightly contacts blade or has maximum clearance of 0 002 Note Since bearings twist blade into position it is acceptable if there is 0 001 0 002 gap between blade and front or back of bearing Just make sure not to squeeze blade too tightly with bearings After guide bearings are set you should be able to rotate guide bearings although the...

Page 33: ...fferent points along length of base surface between blade guide assemblies Figure 33 Checking blade to table squareness Square If blade is square to table no further adjustments need to be made If blade is not square to table loosen cap screws 2 shown in Figure 34 one to two turns on right guide bearing assembly 4 Tilt guide bearing assembly bracket left or right until it is square with vise base ...

Page 34: ...nt at the time of printing but may not match your machine If you find this to be the case use the wiring diagram inside the motor junction box CAPACITORS INVERTERS Some capacitors and power inverters store an electrical charge for up to 10 minutes after being disconnected from the power source To reduce the risk of being shocked wait at least this long before working on capacitors EXPERIENCING DIF...

Page 35: ... Hot Ground 120 VAC 5 15 Plug ON OFF Switch KEDU KJD20 2 120V P1 P2 M M Circuit Board 14 24 23 13 Trigger Switch TWCHT CMV100D 220V Handle Motor Cover Potentiometer B10K NO NC Figure 36 Trigger switch Figure 35 ON OFF switch connected to circuit board and potentiometer Circuit Board Potentiometer ON OFF Switch ...

Page 36: ... 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 88 89 90 91 93 94 95 98 99 100 101 104 105 103 5 1 3 4 79 80 110 86 112 111 1 1 1 2 87 28 102 106 107 108 109 96 113 97 56 58 59 57 54A Main SECTION 9 PARTS We do our best to stock replacement parts when possible but we cannot guarantee that all parts shown are available for purchase Call 800 523 4777 or visit www grizzly ...

Page 37: ...75 X 75 29 P0885029 PHLP HD SCR M5 8 X 8 85 P0885085 MITER PLATE BRACKET 31 P0885031 CHIP FENCE 86 P0885086 TAPERED ROLLER BEARING 30202 32 P0885032 FIXED BLADE GUIDE BLOCK 87 P0885087 LOCK WASHER 10MM 33 P0885033 FLAT WASHER 6MM 88 P0885088 FLAT HD CAP SCR M6 1 X 16 34 P0885034 BALL BEARING 607 2RS 89 P0885089 BLADE TENSION SLIDE BLOCK 35 P0885035 BALL BEARING 607 2RS 90 P0885090 BLADE TENSION SL...

Page 38: ...Always ensure workpiece is securely clamped in vise during cutting operation 9 Only run saw with wheel covers closed all guards in place 10 DO NOT wear loose clothing gloves jewelry or other articles that can get entangled Tie back long hair and roll up sleeves 11 DO NOT expose to rain or use in wet locations 12 Prevent unauthorized use by children or untrained users restrict access or disable mac...

Page 39: ...r for incidental contingent special or consequential damages arising from the use of our products The manufacturers reserve the right to change specifications at any time because they constantly strive to achieve better quality equipment We make every effort to ensure that our products meet high quality and durability standards and we hope you never need to use this warranty In the event you need ...

Page 40: ......

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