UPPERSTRUCTURE / Pump Device Assemble Regulator (Fan Pump) 1. Insert compensating rod (7) and lever (21) into housing (48). 2. Align the pin (49) hole on lever (21) with the pin hole on housing (48). Align pin (20) in lever (21) with the stepped part on compensating rod (7). Install lever (21) to housing (48). 3. Install retaining ring (17) to sleeve (18). Install sleeve (18) and spool (19) to housing (48). IMPORTANT: Before installing feedback lever (22), check if spool (19) moves smoothly. Check the directions of spool (19) and feedback lever (22). 4. Align the pin hole on spool (19) with that on feedback lever (22). Install pin (23) through the mounting hole of support plug (51). 5.
Insert pilot piston (27) and lever (25) into housing (48). IMPORTANT: Before installing lever (25), check if pilot piston (27) moves smoothly. 6. Align pin (26) in lever (25) with the stepped part on pilot piston (27) and install lever (25). 7. Install O-ring (52) and pin (49) to adjusting plug (51). 8. Align pin (49) in adjusting plug (51) with the pin hole on lever (25) and install adjusting plug (51). Install retaining ring (53) to housing (48). 9. Install O-ring (55) to adjusting plug (54). Install adjusting plug (54) to housing (48). Install retaining ring (56) to housing (48). 10. Install O-ring (31) to stopper (30). 11.
Install spring seat (28), spring (29) and stopper (30) to housing (48). 12. Install O-ring (3) to stopper (11). 13. Install O-ring (42) to housing (48). Install spring seat (8), springs (9, 10) and stopper (11) to housing (48). Install cover (43) to housing (48) with socket bolts (32) (4 used). : 5 mm : 12 N m (1.2 kgf m, 8.9 lbf ft) W2-4-67