Komatsu 830E-AC Shop Manual page 749

FIGURE 8-7. POPPET & BALL
1. Poppet
2. Steel Ball
4. Remove restrictor poppet (1, Figure 8-8).
Remove and discard O-ring (2) and backup ring
(3), if used. Note the position of the restrictor
when removed to insure correct reassembly.
FIGURE 8-8. RESTRICTOR POPPET REMOVAL
1. Restrictor Poppet
2. O-ring *
3. Backup Ring *
*Note: Items 2 & 3 not used on all valves.
L08038
3. O-Ring
4. Seal Ring
5. O-Ring
Hoist Circuit Component Repair
5. Remove spool assembly (2, Figure 8-9). Note
the color of the lower spring (blue) to insure
proper location during reassembly. Also note
the "V" groove (1) on end of spool.
FIGURE 8-9. SPOOL REMOVAL
1. "V" Groove
2. Spool Assembly
3. Spool
L8-7