Page 1
PROBLEM: Motor won’t run.
Possible Cause
Possible Solution
1. Blown fuse or tripped circuit breaker
1. Replace fuse or reset circuit breaker.
2. Defective switch.
2. Replace switch.
3. Defective power cord.
3. Replace power cord.
PROBLEM: Floor machine runs slow.
Possible Cause
Possible Solution
1. Low line voltage.
1. If voltage is under recommended minimum, check size of
wiring from main switch. If okay, contact power company.
PROBLEM: Noisy machine.
Possible Cause
Possible Solution
1. Defective motor or gear box.
1. Contact the manufacturer or authorized service center.
Always disconnect power cable from electrical outlet when
working on the floor sander
W
ARNING
:
MD17E-DSOBV Dustless Sander - Part No 241156 - Printed in USA 09/23/13
This floor sander will afford you many
years of trouble-free operating satisfac-
tion, provided it is given proper care.All
parts have passed rigid quality control
standards prior to being assembled to
produce the finished product. Prior to
packaging, the vacuum was again
inspected for assurance of flawless
assembly.
Your floor sander is protectively
packed to prevent damage in ship-
ping. We recommend that upon deliv-
ery, unpack the sander and inspect it
for any possible damage. Only a visu-
al examination will reveal damage
that may have occurred.
If damage is discovered, immediately
notify the transportation company that
delivered your sander. As a shipper, we
are unable to report claims for con-
cealed damage. You must originate
any claims within 5 days.
This manual is for your protection and
information.
PLEASE READ CAREFULLY
since failure to follow precautions
could result in discomfort or injury.
Treat this floor sander as you would
any other high grade precision made
product.
Dropping,
unreasonable
bumping across thresholds and other
misuses may result in a damaged unit
which is not be covered by warranty.
Read and Follow All Instructions,
Warnings & Cautions Before Using This Machine
1)
When not in use, power cord should
be wrapped around cord hooks for
storage.
2)
With the floor sander unplugged,
check the power cord for any breaks in
the wire. Breaks will most likely occur
near the plug or switch. Any breaks
should be repaired or replaced imme-
diately.
3)
After each use, wipe off all of the pol-
ished and painted areas with a clean
cloth.
4)
When sander is not in use, remove
pad driver, wrap power cord around
cord hooks and store in a dry area.
If the machine wobbles or vibrates:
A)
Adjust by turning pad
1
/
3
turn, then
reinstall on sander.
B)
Inspect the pad driver for warpage
or out of round. Lay floor sander down
on handle with pad driver in place.
With sander running, observe if pad
driver appears to wobble or is out of
round. Replace if this problem occurs.
MD17E-DSOBV Dustless Sander - Part No 241156 - Printed in USA 09/23/13
The handle adjustment is controlled
by a lever in the rear of the machine at
the base of the handle.
To Adjust The Handle:
1) Pull up on the upper portion of the
lever to release handle.
2) Pull the handle back to the appro-
priate operating position.
3) Step down on the lever to lock the
handle into position.
When transporting or attaching the
pad driver the handle
MUST
be
LOCKED
in the upright position.
Page 8
Read this manual completely before
operating the floor sander. It is impor-
tant to follow instructions in this manu-
al to prevent the possibility of injury or
damage to the user and/or sander.
When using floor pads, to achieve the
best results use clean pads frequently,
changing them as they load up.
Always remove pad and driver assem-
bly when storing the sander.
To avoid damage to the equipment or personal injury:
NEVER turn sander ON with the handle in locked upright position.
NEVER make any handle adjustments unless the
motor/chassis base is sitting upright, flush to the floor.
W
ARNING
:
T
ROUBLE
S
HOOTING
G
UIDE
C
ARE
&
M
AINTENANCE
H
ANDLE
A
DJUSTMENT
Address:
777 South Street
P.O. Box 2310
Newburgh, NY 12550-0606
TEL:
(
800) 835-7812 (845) 565-8850
FAX:
(800) 752-6883 (845) 565-9392
mastercraftusa.com
MD17E-DSOBV
D
USTLESS
S
ANDER
S
AFETY
, O
PERATION
& M
AINTENANCE
M
ANUAL
W
/P
ARTS
L
IST
This unit is intended for commercial use.
S
AVE
T
HESE
I
NSTRUCTIONS
®
