background image

M

ACHINE

M

AINTENANCE

1) 

Unplug the machine.

2)

After each use, wipe off machine with a

clean cloth. 

3) 

Empty the vacuum you are using in

accordance with specific manufacturer’s
safety & operation instructions.

3)

Check for loose parts and fasteners.

4) 

Check the power cord for any breaks in

the wire. Breaks will most likely occur near
the plug or switch. Repair or replace any
breaks immediately.

1)

Unplug the

motor power
cord from the
handle.

2)

Pull the speed pin from the handle and

remove the handle. Carefully set aside the
handle.

3) 

Turn sander chassis upside down on a

table resting on the motor cover.

4) 

Remove pads/attachments (see page 3

for instructions.)

5)

Remove the 9 Flat head screws and

beveled washers from cover plate.

6) 

Remove the cover plate from inner bowl.

7)

Vacuum up the dust and debris from inner

bowl.

8) 

Remove the old belt or belts by pulling

upwards and and roll off using a screwdriver
while turning the pulley.

9) 

Roll new belt or belts back on the pulley.

10) 

Reassemble the machine reversing the

above steps.

B

ELT

C

HANGING

I

NSTRUCTIONS

V

ACUUM

O

PERATING

I

NSTRUCTIONS

IF THIS FLOOR MACHINE IS USED FOR SANDING, 

DO NOT LEAVE SAWDUST IN THE FILTER BAG WHEN THE 

MACHINE IS NOT IN USE. THIS IS A FIRE HAZARD.

This machine can be used with a variety of
vacuums to pick up wood and concrete
dust.

Operation of the vacuum cleaner must be in
accordance with the specific manufacturer’s
safety & operation instructions.

Recommend separate dedicated power
source for machine and vacuum.

The vacuum hose must be attached to the
1

1

/

2

” hose barb on the outer bowl of the

floor machine.

During operation, periodically check the
vacuum. When the cloth or paper filter bag
is 

3

/

4

full or dust is forming around the bot-

tom of the machine, it 

MUST

be emptied.

G

ENERAL

S

AFETY

P

RECAUTIONS

This machine is designed for surfacing concrete and sanding wood floors. 

All operators and maintenance personnel should read and 

understand the safety procedures with this floor machine

.

1) 

All personnel in the immediate work area

must wear safety glasses with side shields
whenever the machine is in operation.
Protective clothing is also recommended.
Long sleeve shirts and safety shoes should
be worn. Avoid wearing loose clothing.

2) DO NOT

attempt to service or replace

attachments while the machine is running or
connected to a power source.

3) DO NOT 

operate this machine in the rain

or in areas where liquids could enter the
electrical components of the machine.

4) 

Keep the power cord away from the

revolving heads to avoid damage.

5) 

Check the main power supply to assure

that you are connecting the equipment to a
proper dedicated service.

W

ARNING

:

C

AUTION

:

P

AGE

7

Summary of Contents for MTHC16EHR-3450

Page 1: ...age is discovered immediately notify the transportation company that delivered your floor machine As a shipper we are unable to act upon any claim for concealed damage You must origi nate any claim wi...

Page 2: ...facturer s filters in place 13 DO NOT operate where anesthetics and oxygen are used 14 DO NOT use around flammable or combustible liquids such as gasoline or use in areas where they may be present 1 1...

Page 3: ...1 Unplug the sander from the wall outlet 2 Ensure handle is in the storage position straight up and locked in place with the quick release pin 3 Tilt machine back by bracing it with your foot until th...

Page 4: ...490903 12 Palnut 2 490881 13 20 AMP Circuit Breaker 1 217166 14 Trigger Lock 1 390119 15 Plastic Trigger Kit 1 386839 _________________________________ _________________________________ Ref Part Descr...

Page 5: ...0873 4 Recess Plug 1 490865 5 20 Weight 1 491691 6 Nyloc Nut 3 380784 7 Weight Knob 3 491632 8 Bowl Handle 2 492051 9 16 Outer Bowl Assembly 1 474827 10 Velcro Strip 1 491659 11 Rubber Dust Skirt 1 49...

Page 6: ...3 ID x 6 OD Ring 3 222828 14 10 32 x 5 Phillips Screw 9 377201 ___________________________________ ___________________________________ R Re ef f P Pa ar rt t D De es sc cr riip pt tiio on n Q Qt ty y...

Page 7: ...machine can be used with a variety of vacuums to pick up wood and concrete dust Operation of the vacuum cleaner must be in accordance with the specific manufacturer s safety operation instructions Rec...

Page 8: ...d or wiring 2 Check and replace if defective 3 Defective motor 3 Have motor checked by an authorized service center 4 Blown fuse or tripped circuit 4 Replace fuse or reset circuit breaker If this does...

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