DOC-20230111-WA0038.

UPPERSTRUCTURE / Pilot Shut-Off Valve
Removal
1. Remove bolts (3) (6 used), spring washers (2) (6
used) and plane washers (1) (6 used). Remove
under cover (4).
: 17 mm
4
1
2
3
IMPORTANT: Do not turn rod end (8), or
adjustment is necessary.
2. Remove socket bolt (5), plane washer (6), nut
(10) and spring washer (9).
: 10 mm
:5 mm
7
8
10
9
W1CC-02-07-003
IMPORTANT: Attach identification tags to the
hydraulic hoses for reassembly.
3. Disconnect hoses (12 to 22) from pilot shut-off
valve (7).
: 19, 22 mm
5
6
21
22
W197-02-08-001
4. Loosen socket bolts (11) (2 used). Then, remove
pilot shut-off valve (7).
:8 mm
20
11
12
19
18
17
15
14
16
11 - Socket Bolts (2 used)
12 - Hose T4 : To hydraulic oil tank
13 - Hose BT : From blade pilot valve
14 - Hose PB : From solenoid valve unit
15 - Hose T3: From right pilot valve
16 - Hose HT : To shockless valve
17 - Hose T2: From left pilot valve
18 - Hose BP : To blade pilot valve
19 - Hose P1 : To left pilot valve
20 - Hose P2: To right pilot valve
21 - Hose PT : From travel pilot valve
22 - Hose PP: To travel pilot valve
13
W1CC-02-08-003
W2-8-2