DISASSEMBLY AND ASSEMBLY
HYDRAULIC PUMP
7
4
HYDRAULIC PUMP 4I0AY001
12. Insert the two cap screws (M10Ć50) for temporary
assembly into the proper positions on the top side
and loosely tighten them down. Once the gap be-
tween the joining surfaces reaches 10 mm (0.39 in.),
insert the cap screws (M10Ć40) into the remaining
two screw positions and tighten them down.
13. Take out the cap screws for temporary assembly and
replace them with the cap screws (M10Ć40), and
tighten those screws down to secure the parts in
place.
Cap screws: 51.0 to 64.7 NĀ·m (37.6 to 47.7 ft.-lb)
14. Attach the collar (40) and the coupling (39) to the
gear pump linking section of the piston pump and
then attach the O-rings (42) and (44).
15. Attach the gear pump using the two cap screws (1)
and two washers.
Cap screws: 19.6 to 23.5 NĀ·m (14.5 to 15.2 ft.-lb)
16. To check to see if the assembly is in order, turn the
pump while holding the shaft in place loosely using a
vise. If it does not rotate smoothly, take the assembly
apart and try again.
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