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The Guardian Manual 

4 | 

P a g e

 

Rev. 01  |  December 2017 

 

PART 1: SAFETY & PRECAUTIONS 

 

1.1 SAFETY GUIDE 

 

1)

 

The operator must wear waterproof, insulating work shoes and gloves.  Barefooted operation is strictly prohibited. 

2)

 

The external connecting wire should be better more than 4m2 and must be connected with the earth wire to avoid 
the electric leakage. 

3)

 

Before using the equipment, the operator needs to inspect that the power wire is not damaged or aging. If so, 
immediately replace the power wire to avoid short circuiting and electric leakage. 

4)

 

Personnel sitting on the top of motor is prohibited at all times. The Motor is IP55, which could work after spraying a 
little water and could work on wet grinding and polishing surfaces. Do not operate outside on a rainy day. 

5)

 

Do not put the equipment, the power plug and socket on a watery or over-humid floor. 

6)

 

Do not crush the cables when operating or when storing the equipment. 

7)

 

Ensure that the plug and your hands are dry when connecting to power. Never connect when any part of your body 
is wet.  

8)

 

After connected to the power source, the inverter display will show the power voltage.  If the power voltage is not the 
same as the equipment voltage, do not start the equipment. Doing so will burn the inverter. 

a.

 

For Example: if the machine is 200-240V after connecting to the power source and the inverter display shows 
380V or any other data over 240V, do not start the machine.

 

 

1.2 NOTICE 

 

1)

 

After dry grinding and wet grinding, it is best to clean the flange part and plate.  This should increase the service life 
of the equipment. 

 

2)

 

Connect to a vacuum when dry grinding and polishing to reduce the spreading of dust particles. 

 

3)

 

When you need to change the diamond tools and resin pads, adjust the handle bar to a vertical position, and then 
gently pull back the equipment and make sure the equipment is stable.  After changing the tools, make sure to pull 
the equipment down gently.  Aggressively pulling down on the equipment may destroy the equipment or cause oil 
leakage.  

 

a.

 

NOTE: If one person cannot handle the equipment safely and with ease, seek assistance.  This is for your 
safety and for the safety of the equipment. 

 

4)

 

The equipment has a set the motor protection system.  If the equipment is overloaded or has lower voltage, the 
equipment will stop working immediately by itself in order to protect the motor and inverter.  Simultaneously, the 
inverter will show an error data on the display.  

 

a.

 

NOTE: If this occurs, contact Maverick Surface Preparations, LLC for instruction on how to remove the error 
data and solve the problem. 

 

 

5)

 

If the floor is uneven, start grinding from the higher surface to the lower surface. 

 

6)

 

Before operating the machine, carefully inspect the wire abrasion, plate screw and magnets, etc.  After inspection is 
complete and you are sure everything is safe and functional, you may begin to run the machine. 

 

 

 

 

Summary of Contents for Guardian

Page 1: ......

Page 2: ... 2 4 Product Description 6 2 5 Main Product Feature 6 2 6 Product Design Concept 6 3 PART 3 OPERATION INSTRUCTION 7 3 1 Equipment Operation 7 3 2 Equipment Storage Maintenance 7 3 3 Notes for Transportation 7 4 PART 4 EQUIPMENT WIRING INVERTER RESET 9 4 1 Notices for Wiring 9 4 2 The general wiring of switch box inverter and motor 9 4 3 Inverter Reset 9 5 PART 5 QUALITY ASSURANCE 10 5 1 Warranty 1...

Page 3: ...ies of the concrete stone and epoxy floor so as to meet the high standard requirements of floor surface treatment and maintenance This manual outlines the maintenance precaution fault diagnosis and counter measurements of the Guardian machine This is the instructive document and safe operation manual Please read it carefully and keep it in an easily accessible location for reference when needed If...

Page 4: ...and the inverter display shows 380V or any other data over 240V do not start the machine 1 2 NOTICE 1 After dry grinding and wet grinding it is best to clean the flange part and plate This should increase the service life of the equipment 2 Connect to a vacuum when dry grinding and polishing to reduce the spreading of dust particles 3 When you need to change the diamond tools and resin pads adjust...

Page 5: ...esent take pictures and send to Maverick Surface Preparations LLC immediately 3 Inspect that all accessories are included Our standard accessories are as follows 2 piece Lever 1 piece Splash Guard 33 ft Wire 1 piece 66 lbs Extra Weight 9 pieces 3 Velcro Holder 2 2 NAMEPLATE AND MODEL Guardian Name Plate Inverter Name Plate Motor Name Plate 2 3 TECHNICAL PARAMETER DESCRIPTION Model Voltage Safe Cur...

Page 6: ...g machine is easily compatible with a vacuum to provide a dust free working environment 5 Gear Driven and high technology core design that enables operator to easily push the machine with high efficiency and a lower noise level 2 6 PRODUCT DESIGN CONCEPT 1 With the developing of various flooring technology Maverick Surface Preparations LLC is trying our best to produce a high quality and multi fun...

Page 7: ...NOTE while the above recommendations are provided you should always review the floor and tools specifications 8 If you attach PCD when the machine runs in the Forward direction attach PCD R If you run the machine in the Reverse direction attach PCD L Figure 1 3 2 EQUPIMENT STORAGE AND MAINTENANCE 1 Adjust the handle bar to be straight to the floor and remove the plug from the power 2 Check the mac...

Page 8: ...wer check and ensure that the voltage and the frequency of the external power supply are correct 3 This equipment must be connected to the power system equipped with grounded electricity preventing an electric shock to the operator 4 2 THE GENERAL WIRING OF SWITCH BOX INVERTER AND MOTOR 1 If you need to perform a wiring job contact our company and do it under our instructions Any wiring without ou...

Page 9: ...chase date a NOTE Reference Warranty document 5 2 WARRANTY CONDITIONS a Any problems or broken parts because of the equipment itself and that is within the warranty period is covered under warranty b Any problems or broken parts which are caused by improper operations lack of proper preventive maintenance maintenance changes adjustments to any parts including wiring is not covered under warranty ...

Page 10: ... are screwed tightly and that there is no loss of phase 2 Check that the cables at the switch box are screwed tightly 3 Check that the motor wire connection box has no moisture and check for burned or damaged wires 4 Ensure that there is sufficient current to operate the machine We recommend the use of 3x6 square cable to operate the machine and that the current of the air breaker is at least 21 A...

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