Bihui CG1900 Parts list manual

Concrete Grinder 1900W
Usage Instructions
Read before use
CG1900
WARRANTY

Usage Instructions
English
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Usage Instructions
English
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Spare Part List
Left handle
Right handle
Screw F3.9X16
Clamp
Screw F3.9X12
Capacitance
Round inductance
The inductance
Sleeve
Three core cable
Speed control knob
Switch
Steel frame
Power cord
Sleeve (big)
Screw M8X30
Spring washer φ8
Flat washer φ8, 8x28x3
Diamond wheel φ180mm
Shaft sleeve
Safety ring ￠35
Aluminum barrier for blade
Safety ring φ25
Blade
Brush for dust cover
Brush for dust cover plate
Screw ST3X18
Screw M4X14
Dust cover
Round inductance
Cover plate of dust cover
Wool felt φ47Xφ25X4
Flat key 5x5x10
Output shaft
Woodruff key 4x5x12
Bearing cover
Bearing 6204ZZ
Retainer ring for hole φ47
Retainer ring for shaft
Motor gear
Retainer ring for shaft φ15
Bearing 608ZZ
Gear box
Screw M5X20 (incl.spring washerφ5)
Spring washer φ10
M10 nut
Screw M10X30
Sealring φ28x1.8
Bearing 6001 2RS
The rotor
Insulating spacer
Fan shroud
Screw ST5X65
The stator (incl.brush ring)
Motor housing
Screw M5X25
Cable clamp
Screw ST3X16
Brush cover
Carbon brush
Brush holder
Circuit board
Circuit board holder
Back cover
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INDEX
1Safety Warnings
2Specification
3
4
Using Instructions
5
Cleaning and Maintenance
6
Environmental Protection
The following are the icons that are used for the tool. Make sure you
fully understand them before using them.
Symbols
!
Read before use
CE mark
Caution
Conforms to WEEE
Wear safety glasses
Wear hearing protectors
Wear safety gloves
Warranty
1. Safety Warnings
Please keep the workplace clean and bright;
Please keep the grinder away from the high temperature source, and flammable, explosive, corrosive liquids and gases;
Please protect the grinder from damage by external force or sharp objects, and pay attention to prevent falling damage;
Please don’t touch the cup wheel by hand during working, and prevent the wire from getting into the cup wheel ;
Please don’t keep the grinder exposed to rain and humidity for a long time;
When using the grinder, please wear dust masks and goggles；
Please keep the cup wheel sharp and clean and replace them in time;
Please keep the cup wheel clean and working freely, and keep the track clean and sliding freely.
Please put idle grinder outside the reach of children, and don't let someone unfamiliar with the grinder or who doesn't know the
instructions operate the grinder.
Please send your grinder to professional maintenance personnel,and must use the same spare parts for replacement;
Please keep the handles clean, dry and oil-free.
Usage Instructions
English
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2. Specification
Model CG1900
Measurement 384mm×227mm×307mm
Net Weight 6.6Kg
Power 1900W
Voltage/Frequency 230V/50-60HZ
Speed 0-3000r/min
Manufacturer reserves the right to change specifications without notice.
Specifications may differ from country to country
Suitable for use on concrete, etching, tile adhesive, natural stone, plaster, paint, coating and adhesive carpet.
Please allow a 15-minute coling period when the device's overload relay cuts operation to prevent overheating

External suction pipe
Internal dust outlet
3.1 Connect an external suction pipe to the internal dust outlet, secure they are completely connected.
3.2 Hold the handles by both hands and put your concrete grinder on working face with a slight downward pressure through handles.
Then press the motor power button and self-locking button to start the machine (do not loose your hands). The machine gets ready for
polishing work as soon as it becomes stable. For different work demands, adjust the rotate speed by twirling the speed control knob using
the left hand finger. The machine must be horizontal in working process.
Hold the handle by both hands, press slightly
Self-locking
Switch Speed control
A
3. Using Instructions
Usage Instructions
English
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Press motor power button Press self-locking button Adjust speed control knob
3.3 Take the front anti-dust cover board apart from the anti-dust cover towards the direction showing by an arrow, in order to expose the
diamond cup wheel for corner grinding demand. And then repeat Step 2, it gets ready to work as soon as it becomes stable
Recessed magnet
Usage Instructions
English
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Edge & Corner operating sketch
3.4 Once you need stop working, please loose your hands and let the machine stay where it is for 30 seconds. Then Press the motor
power button after the dust inside of the anti-dust cover has been well collected and cleaned.
Let the machine stay where it is for 30 seconds, and then press motor power button
Usage Instructions
English
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3.5 For replacing the cup wheel, you should first take the old cup wheel down by following steps, (3.5.1) Put both ends of the Y type wrench
into holes around the edge of the diamond pad. (3.5.2) Fasten the Hexagonal wrench to the lock screw. (3.5.3) Rotate these both wrenches towards
opposite directions. (3.5.4) Take the lock screw off.And then installing a new cup wheel by repeating above steps, you will achieve it easily.
3.5.1 Y type wrench
3.5.2 Remove the cup wheel
3.5.3 Socket head wrench
3.5.4 Install the cup wheel
Usage Instructions
English
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4. Cleaning and Maintenance
- Maintain your grinder with care. Clean the grinder immediately after use. Keep the grinder clean for best and safest performance.
When maintaining this grinder,only the manufacturer’s original replacement parts may be used.
- Store idle equipment. When not in use, the grinder should be stored in a dry location to prohibit rust.
5. Environmental Protection
- Do not dispose of electrical appliances in the household waste.
- Follow the local provisions for the disposal of electrical or battery products.
- Valuable materials can be recovered by recycling.
- The electrical or battery components used for construction are in accordance with the regulation European Directive 2012/19 / EU on
waste electrical and electronic equipment and transposition into national law., used electrical appliances must be collected separately
and recycled in an environmentally sound manner.
- Contact us for further information.
6. Warranty
- The guarantee covers all manufacturing or assembly defects in accordance with the
legislation in force. The guarantee does not cover malfunctions caused by improper
use, overloads, failure to follow the operating instructions and normal wear and tear.
- For more detials and information, consult the general guarantee conditions at
www.bihuitools.com
Usage Instructions
English
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