National Flooring Equipment 550 Instruction Manual Download Page 9

Machine Operation

www.nationalequipment.com

Phone: 763-315-5300

9

GENERAL OPERATION INFORMATION

1.  Always wear eye protection.
2. Keep 

fl ammable and fragile objects away from the equipment.

3.  Always check nuts and bolts to make sure they are tight.
4.  Always use the machine with proper voltage specifi ed in the machines nameplate.
5.  Do not operate around water or wet conditions without use of GFI on cord (stock 

#530 Circuit Guard).

6.  Use properly grounded cord and receptacle.
7.  Unplug from power before servicing or changing blades.
8.  Use 12-3 or heavier wire cord, not exceeding 50 feet in length.
9.  Do not force machine.
10.  Do not alter machine.
11.  Keep wheels free of debris.
12.  Make sure blade is sharp.
13.  Dropping machine onto cutting head could cause damage to blade holder or blade 

and cause undue wear on bearing surface.

14.  Removable handle and front weight makes machine portable (fi ts in a trunk of a 

car).

15.  Do not leave machine unattended while machine is running or plugged in.

TRANSPORTATION

ALWAYS REMOVE COUNTERWEIGHT AND BLADES BEFORE LOADING OR UNLOAD-
ING.
Machine breaks down for easy transportation:

• 

Handle removes (See Figure D)

• 

Handle and/or wheel angle can be lowered.

• 

Remove blade when not in use or transporting machine (See Figure E).

• 

Blades are sharp, use caution when handling blade.

FIG. A

FIG. B

WARNING: 

STAY CLEAR OF BLADE WHEN MACHINE IS OPERATING.

WARNING: 

KEEP HANDS AND FEET OUT FROM UNDER THE MACHINE.

Summary of Contents for 550

Page 1: ...Read Manual Before Operating Machine ADJUSTABLE HANDLE SCRAPER INSTRUCTION MANUAL 101713...

Page 2: ......

Page 3: ...n 11 Preparing The Machine For The Job 12 Blade Changing 12 13 Application Setup 13 Blade Sharpening 14 Blades 15 16 Machine Maintenance 17 Maintaining Equipment 17 Cleaning 17 Repairs 17 Troubleshoot...

Page 4: ...omentum through the material The use of lower body strength reduces fatigue Angle Adjustment The manual angle adjustment wheel allows the operator to adjust the pitch of the blade from shallow to stee...

Page 5: ...OR DAMAGED PARTS Inspect guards and other parts before use Check for misalignment binding of moving parts improper mounting broken parts and other conditions that may affect operation If abnormal nois...

Page 6: ...ards Maintains alertness Anticipates danger Understands the Defense Knows that safety isn t an accident it s a thinking person s choice Acts Correctly Does not give in to peer pressure Performs correc...

Page 7: ...n cords with inadequately sized wire causes a substantial drop in voltage resulting in loss of power and possible equipment damage The smaller the gauge number of the wire the greater the capacity and...

Page 8: ...use excessive force to make connections Do not connect a three prong plug to a two hole cord Avoid overheating Uncoil cord and do not cover it with any material Do not walk on cord Do not drive drag o...

Page 9: ...machine 10 Do not alter machine 11 Keep wheels free of debris 12 Make sure blade is sharp 13 Dropping machine onto cutting head could cause damage to blade holder or blade and cause undue wear on bear...

Page 10: ...HANDLE No matter what the wheel angle is set at the handle should be adjusted to the belt line of the operator or to what the operator is comfortable with See Figure C Low setting works best on soft s...

Page 11: ...ed for best removal results Nationals 584 Scoring Tool See Figure L Score flooring to the width of the blade Self scoring blades are available in a number of sizes Self scoring blades eliminate the ne...

Page 12: ...ol Pre scored carpet is easier to control and blades stay sharper longer Blades up to 16 wide can be used Normally 5 to 10 blades are used on direct glued carpet secondary backed unitary double glued...

Page 13: ...ry BLADE SHARPENING Always check for blade sharpness before using dull blades greatly reduce cutting ef fectiveness Over time used blades will develop a back bevel Figure Q when sharpen ing blades wil...

Page 14: ...DE 094 3 6284 3 X 12 HEAVY DUTY BLADE 094 4 6285 3 X 6 HEAVY DUTY BLADE 094 5 6286 3 X 10 HEAVY DUTY BLADE 094 6 6240 4 X 6 HEAVY DUTY BLADE 094 7 6241 4 X 8 HEAVY DUTY BLADE 094 8 6242 4 X 12 HEAVY D...

Page 15: ...3 X 10 INCREASED ANGLE BLADE 062 2 7083 3 X 8 INCREASED ANGLE BLADE 062 PART DESCRIPTION THICKNESS IN INCREASEDANGLE BLADES FIGURE H These blades are mainly used for VCT but can be used on most other...

Page 16: ...an dust and debris from vents Keep the equipment handle clean dry and free of oil or grease Use only mild soap and a damp cloth to clean since certain cleaning agents and solvents are harmful to plast...

Page 17: ...g to a smaller blade size Blade is too dull Remove blade and sharpen before reattach ing Blows fuses or circuit breakers Power Cord Check and or change attached power cord Use a 12 gauge or heavier co...

Page 18: ...1 4 2 44 73651 WASHER 9 32 ID X 1 OD X 5 32 14 45 62140 HANDLE UPPER 1 46 6280 207 SWITCH ON OFF 1 47 6280 401B WRENCH ALLEN 7 32 1 48 63 P30 CLAMP WIRE 3 8 1 49 70810 ISOLATOR VIBRATION 4 50 6280 13...

Page 19: ...ETE W PLUG 1 4 550 29 WHEEL PNEUMATIC 2 1 2 CENTERED HUB 2 5 72351 MOTOR 1HP 116691 00 1 6 550 7 FRAME BASE 1 7 62140 HANDLE UPPER 1 8 550 12D WHEEL ADJUSTMENT 1 9 FRONT HANDLE 1 10 550 400 WEIGHT FRO...

Page 20: ...AD CUTTING 1 6 70810 ISOLATOR VIBRATION 4 7 71131 BEARING 1 1 4 ID SBLF 206 20 1 8 73222 BOLT FLANGE 3 8 16 X 1 2 9 73211 NUT FLANGE ZING 3 8 16 6 10 73240 BOLT 3 8 16 2 11 73217 BOLT LOW HEAD 3 8 16...

Page 21: ...3 8 16 2 6 74433 SCREW PHILLIPS MACHINE 10 32 X 1 2 1 7 73401 NUT STRAIN RELIEF STEEL 1 2 1 8 73502 STRAIN RELIEF STRAIGHT 1 2 3376 5686 3 9 74510 SCREW PHILLIPS PAN HEAD MACHINE 6 32X3 8 2 PART DESC...

Page 22: ...TMENT 1 9 71101 BEARING 7 8 ID R14 2RS 1 10 73008 NUT NYLOCK 1 4 20 1 11 73013 BOLT HEXHEAD 1 4 20X1 1 4 1 12 73102 SPACER 16X1 OD X 0 88 ID 2 13 73249 SCREW SOCKET HEAD CAP 16X2 1 14 73308 BOLT BUTTO...

Page 23: ...404 1 2 FLAT WASHER 4 11 73407 1 2 13 X 1 1 2 HEXHEAD BOLT 1 PART DESCRIPTION QTY 1 550 23 CAPACITOR NOT SHOWN 1 2 62180 MOTOR FAN COVER 1 3 62181 MOTOR FAN NOT SHOWN 1 4 62185 CAPACITOR COVER 1 5 621...

Page 24: ...DESCRIPTION QTY 1 5280 136 BLADE COVER 1 2 6280 401B BLADE WRENCH 1 3 73212 3 8 16 X 3 4 BUTTON HEAD CAP SCREW 2 PART DESCRIPTION QTY 1 551 ANGLE SHANK HOLDER 1 2 552 ANGLE SHANK HOLDER W CARBIDE ONLY...

Page 25: ...1 3 L51 CAUTION SHARP BLADE 1 4 L95B DISCONNECT POWER LABEL 1 5 L105 SAFE OPERATING TIPS LABEL 1 6 L141 MADE IN THE USA LABEL 1 7 L173C STOCK NUMBER LABEL NOT SHOWN 1 8 L175 NATIONAL LABEL 1 9 L184 M...

Page 26: ......

Page 27: ...d shall be the sole and exclusive remedy available to the purchaser Correction of defects in the manner and for the period of time described herein shall constitute complete fulfillment of all liabili...

Page 28: ...9250 Xylon Avenue N Minneapolis MN 55445 U S A Toll free 800 245 0267 Phone 763 315 5300 Fax 800 648 7124 Fax 763 535 8255 Web Site www nationalequipment com E Mail info nationalequipment com...

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