COATS CDH-9043 Electric-Hydraulic Tire Changer - Manual (Page 11)

11
13.1 RIM CLAMPING
13 OPERATION
WARNING!
In rim clamping, make sure that jaws are properly positioned on the rim, so as to prevent the tire from
falling over
1) Take the mobile control unit to work position B.
2) Pull the tool-holder arm (14, fig. D) into the upright position.
3) Operating from the mobile control unit, move the sliding carriage (iten 13, fig. D) away from the self-centering chuck and place the
tire assembly in vertical position oven the sliding ramp.
DANGER! POTENTIALLY HAZARDOUS OPERATION!
Do it manually only if you are certain you can keep the tire assembly balanced. For large and heavy tyres
an adequate lifting device must be used.
4) Continuing to operate from the mobile control unit, lift or lower the arm in order centre the self-centering chuck (3, fig. A) relative to
the rim.
5) With the jaws (22, fig. A) in the closed position, move the tire assembly on the sliding ramp to the self-centering chuck. Operate the
chuck switch (9, fig. C) to open the self-centering chuck and clamp the inner side of the rim.
E/2 E/3
E/4 E/5
4) Check to be certain the hydraulic circuit is working correctly:
- move switch lever (9, Fig. C) towards the top until the spindle arms are fully extended.
- hold the switch lever in this position (top) and check if the pressure shown on the gauge on the swivel fitting is 130 bar ± 10%.
If the pressure shown in not as indicated here, DO NOT USE the tyre changer and call your nearest Assistance Centre.