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Symptom
Possible Cause
Magnetic chuck
1. Magnetic field selector not engaged.
does not attract
2. Workpiece is a non-ferrous material.
the workpiece.
3. Selector mechanism faulty.
Holding power
1. ON/OFF selector is not fully turned to ON
is weak.
position.
2. Chuck surface dirty.
3. Workpiece placed off-center.
4. Workpiece mating surface irregular/has
contaminants.
5. Workpiece material not strongly attracted to
magnets.
Workpiece
1. ON/OFF selector is not fully turned to OFF
cannot be
position.
removed from
2. Vacuum lock between chuck and workpiece;
chuck.
residual magnetism between workpiece and
chuck.
1
P E
M A
R M
M od
G N
A N
el :
E T
E N
IC
S er
T
ia l
C H
N o:
U C
10
K
11
9
12
8
We do our best to stock replacement parts
when possible, but we cannot guarantee that
all parts shown are available for purchase.
Call (800) 523-4777 or visit www.grizzly.
com/parts to check for availability.
T1227/28/29 Magnetic Chuck (Mfd. Since 09/17)
Troubleshooting
Parts Breakdown & List
2
4
3
5
O F
F
O N
6
7
13
Possible Solution
1. Turn ON/OFF selector to ON position.
2. Use only materials that are attracted to magnets; use
alternative clamping methods.
3. Inspect/replace magnetic chuck.
1. Make sure ON/OFF selector is turned all the way to
ON.
2. Clean chuck surface.
3. Keep workpiece centered in chuck.
4. Use holding blocks; clean mating surface before
placing on chuck.
5. Use only materials that are attracted to magnets; use
alternative clamping methods.
1. Make sure ON/OFF selector is turned all the way OFF.
2. Slide workpiece off side of chuck.
REF PART #
DESCRIPTION
1
T1227001
MAGNETIC CHUCK ASSEMBLY (T1227)
MAGNETIC CHUCK ASSEMBLY (T1228)
1
T1228001
1
T1229001
MAGNETIC CHUCK ASSEMBLY (T1229)
WORK STOP (T1227)
2
T1227002
2
T1228002
WORK STOP (T1228)
WORK STOP (T1227)
2
T1229002
CAP SCREW M6-1 X 12
3
T1227003
4
T1227004
FLAT WASHER 6MM
HEX NUT M12-1.75
5
T1227005
6
T1227006
FLAT WASHER 12MM
T-SLOT BOLT M12-1.75 X 70
7
T1227007
8
T1227008
HOLDDOWN
ON/OFF NAMEPLATE
9
T1227009
RIVET 3 X 10MM NAMEPLATE, STEEL
10
T1227010
11
T1227011
TOOL NAMEPLATE
HEX WRENCH 10MM, LONG SHAFT
12
T1227012
13
T1227013
CAP SCREW M6-1 X 25
BUY PARTS ONLINE!
PARTS STORE
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digital
w w w.g r i z z l y. c o m / p a r t s
to purchase replacement
parts or check pricing and
availability.
device
or
visit
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