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Snap-On EEWH312A - Tube-Type Tire Operations; Demounting and Mounting Tube-Type Tires

Snap-On EEWH312A
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EEWH312A Tire Changer Operation Manual
- Page 23 -
A. For breaking the bead operate as described for the tube-
less tires in section 4.1.A to 4.1.F.
In this case the valve is part of the tube.
NOTICE!
BE CAREFUL NOT TO DAMAGE THE TUBE DURING
THE BEAD-BREAKING OPERATION. THE VALVE
SHOULD BE OPPOSITE TO THE BLADE OF THE BEAD
BREAKER.
B. To demount the rst bead, place the valve at 2 o’clock
position.
NOTICE!
BE CAREFUL NOT TO CATCH THE TUBE WITH THE
MOUNT/DEMOUNT TOOL, WHEN LIFTING THE BEAD
ON THE MOUNTING FINGER.
After demounting the rst bead carefully, remove the tube
before demounting the second bead, as described in sec-
tion 4.1.
5.1 MOUNTING TUBE-TYPE TIRES
A. Perform steps described in section 4.2.A.
DO NOT lubricate the tube. Talc can be used to assist with
tire positioning if necessary.
B. Con rm that the tube is the correct size for the tire to be
mounted. (Fig.23).
341
Fig.23
C. In ate the tube slightly: if held with the index nger it
should bend a little (Fig.24).
342
Fig.24
D. Mount the rst bead as described in section 4.2.B.
Put the tube inside the tire and connect the in ation air line
to the tube valve to hold the tube in place. (Fig.25). Mount
the top bead following the directions above.
343
Fig.25

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