UPPERSTRUCTURE / Pump Device Assemble Fan Pump 1. Apply LOCTITE onto the contacting part between servo piston (22) and tilt pin (16). 2. Install tilt pin (16) and servo piston (22) to housing (15). 3. Install O-ring (21) and backup ring (20) to stopper (19). Install stopper (19) to housing (15). 4. Install O-ring (13) and backup ring (14) to stopper (12). Install stopper (12) to housing (15). 5. Install spacer (7), bearing (6), spacer (7) and retaining ring (8) to shaft (5). 6. Install spring pin (11) and O-ring (26) to swash plate stand (27). Install swash plate stand (27) to housing (15). 7. Install shoe plate (31) to swash plate (29).
Align swash plate (29) with tilt pin (16) and install swash plate (29) to housing (15). Check if swash plate (29) moves smoothly. 8. Install O-ring (3) and oil seal (4) to cover (2). 9. Install shaft (5) to swash plate stand (27). Install cover (2) to swash plate stand (27) with socket bolts (1) (4 used). 11. Install plungers (33) (9 used) and shoes (32) (9 used) to retainer plate (34). Install retainer plate (34) to cylinder block (37). 12. Install cylinder block (37) to shaft (5). NOTE: Apply grease to valve plate (38). : 6 mm : 20 N m (2 kgf m, 15 lbf ft) 10. Install springs (36) (9 used) and spherical bushing (35) to cylinder block (37). W2-4-55