MACHINE READY FOR ATTACHMENT 2. Selector Valve This valve (2) switches the flow of hydraulic oil. Position (a): When using breaker Turn spool (A) to the left until it is stopped by the stopper. Position (b): When using general attachment Turn spool (A) to the right until it is stopped by the stopper. Width across face of square portion of spool (A): 9 mm (0.355 in.). 3. Attachment Control Pedal This pedal (3) is used to operate the attachment. Top of pedal depressed: Oil flows to right side of arm (hydrau- lic tank side). Bottom of pedal depressed: Oil flows to left side of arm (opera- tor's seat side). 4.
Pedal Lock (for attachment control pedal) When attachment operation is not required, lock the at- tachment control pedal with the pedal lock. If the attachment control pedal is accidentally pressed while it is not locked, a serious accident may occur. This plate (4) is a device to lock the attachment control pedal. When the pedal is covered by the plate, it is locked. 220 WARNING