. MAINTENANCE MAINTENANCE PROCEDURE MAINTENANCE MAINTENANCE PROCEDURE come out. at the mating portion. 4 - 31 The rubber of the rubber pin lock is torn, and the stee l balls may The steel balls are buried when they are pressed by hand 4. Clean the surface of ad apter (4) and remove the so il wit h a knife. 5. Use your hand or a ham mer to push rubber pin lock (3) int o the hole of the adapter. When doing this, be car eful that the rubber pin lock d oes n ot fly out from the adapter su 6. Clean the inside of teeth (1), then install it to adapter (4).
If there is mud affixed to it or if t here are protrusions, the teeth w ill not enter the adapter proper ly, and there will not be proper co ntact 7. Fit tooth (1) to adapter ( 4), and confirm that when th e poin ter is pressed strongly, the r ear face of the hole for the pin o f the teeth is at the same leve l as the rear face of the hole for th e pin of the adapter. If the rear face of the ho le for the pin of teeth (1) is protruding to the front from the rear face of the pin hole for adapter ( 4), do not try to knock the pin i n. There is something prev enting teeth (1) from entering ad apter (4) fully, so remove th e obstruction. When teeth (1) enters in lock pin (2).
nters adapter (4) fully, knock 8. Insert lock pin (2) in the hole of the teeth and hit it until it s top is the same level as the surface of teeth (1).