Hydraulic circuits dump circuit (524) – Gradall 524 Parts Manual User Manual
Page 132

9-2
HYDRAULIC CIRCUITS
Dump Circuit (524)
Starting Serial No. 0177189
Original Issue 6-96
Revised 2-23-98
PCN 971217-KG
SEE PAGE 8-4
TO STEERING
ORBITROL (see
page 9-10)
Item
Part No.
Qty.
Description Of Part
1
Ref
HYDROSTATIC DRIVE
TRANSMISSION
(see page 10-15 for details)
2
8866-2008
1
CONNECTOR (includes item 3)
3
8859-1207
1
O-RING
4
8471-7839
1
HOSE ASSY
5
Ref
DIFFERENTIAL-LOCK VALVE (see
page 10-23 for details)
6
8866-2005
1
CONNECTOR (includes item 7)
7
8859-1204
1
O-RING
8
8471-7930
2
HOSE ASSY
9
8866-2239
1
SWIVEL NUT RUN TEE- 1/4 TUBE
10
8471-7908
1
HOSE ASSY
11
9130-3059
1
TUBE ASSY
12
8866-1362
1
HEX CAP- 1/4 TUBE
13
8471-7835
1
HOSE ASSY
14
8866-2239
1
SWIVEL NUT RUN TEE-1/4 TUBE
15
9105-3426
1
STRAIGHT THREAD ADAPTER,
(includes o-ring)
8859-1207
1
O-RING
16
Ref
FRONT DRIVE MOTOR ASSY,
(see page 10-16 for details)
17
8866-2064
1
ELBOW, 90 DEGREES (includes
o-ring)
8859-1204
1
O-RING
18
Ref
SOLENOID VALVE,
(see page 10-11 for details)
Item
Part No.
Qty.
Description Of Part
19
8471-7872
1
HOSE ASSY
20
8866-2227
1
SWIVEL NUT BRANCH TEE, 3/4 TUBE
21
8866-1345
1
TUBE END REDUCER, 3/4X3/8,
(includes nut)
8866-1408
1
NUT
22
8471-7810
1
HOSE ASSY
23
8471-7906
1
HOSE ASSY (use with 9108-3066)
8471-9110
1
HOSE ASSY (use with oil cooler kit,
9112-5109)
24
Ref
OIL COOLER ASSY,
(see page 5-6 for details)
25
8866-2108
2
ELBOW, 90 DEGREES, SWIVEL NUT
26
8866-2008
1
CONNECTOR, (includes item 27)
27
8859-1207
1
O-RING
28
Ref
MAIN CONTROL VALVE ASSY (see
page 10-7 for details)
29
8866-1010
1
MALE CONNECTOR, 3/8X1/2 TUBE
30
8866-2242
1
SWIVEL NUT RUN TEE
31
7713-3053
1
CLAMP SET
32
7713-3052
1
COVER PLATE
33
8820-1010
2
HEX HD CAPSCREW, 1/4-20X2-1/4,
GR5
34
8850-1004
2
HEX NUT, 1/4-20
35
8855-1009
2
LOCKWASHER, 1/4
36
8856-1107
2
FLAT WASHER, 1/4
If oil cooler 9108-3066 has been replaced with
9112-5109 oil cooler kit, be sure when replacing
item 23, the correct hose is used.
SERVICE NOTE:
* Added service note and additional hose to item 23.