UPPERSTRUCTURE / Pump Device 20. Remove socket bolts (65) (8 used). Remove swash plate stands (39) (2 used) from pump casing (55). CAUTION: Front casing (76) weight: 32 kg (70 lb) 14. Attach a lifting tool onto the bolt hole mounting the engine and hold front casing (76). Remove socket bolts (81) (12 used). Hoist and remove front casing (76) from pump casing (55). : 6 mm : 10 mm NOTE: Pins (19) (2 used), (83, 84) are located between front casing (76) and pump casing (55). When the mating part of front casing (76) and pump casing (55) is secured tight, tap and remove front casing (76) by using a plastic hammer. 15.
Remove retaining rings (70) (2 used), bearing spacers (71) (2 used) and drive gear (72) from drive shaft (44). 16. Remove retaining ring (75), bearing spacer (74) and driven gear (73) from driven shaft (45). 17. Remove retaining ring (47) and bearing spacer (46) from drive shaft (44). Remove retaining ring (47), bearing spacer (46), retaining ring (41) and bearing spacer (42) from driven shaft (45). 18. Tap the shaft end by using a plastic hammer and remove drive shaft (44) and driven shaft (45) from pump casing (55). IMPORTANT: Do not remove roller bearings (43, 111) unless replacing roller bearings (43, 111).
Attach a plate onto the outer ring of roller bearings (43, 111) and push out by using a press. 19. When replacing roller bearings (43, 111) in drive shaft (44) or driven shaft (45), remove retaining ring (41), bearing spacer (42) and roller bearing (43, 11). W2-4-21