Gradall 544 - Manual (Page 172)

Item Part No. Qty. Description Of Part
9104-3258 DUAL P.O. CHECK VALVE ASSY
(includes all items except items 2 &
20)
9104-4304 CHECK CARTRIDGE ASSY (includes
items 1, 3, 4, 5, 6, 7, 8)
9103-4107 CHECK CARTRIDGE ASSY
W/THERMAL RELIEF (includes items
12 thru 19)
1 9104-4308 1 PLUG
2 8855-1011 3 LOCKWASHER, 3/8
3 9104-4309 1 SPRING
4 9103-4111 1 BALL
5 9103-4112 1 CARTRIDGE BODY
6 9104-4305 1 O-RING
7 9104-4306 1 O-RING
8 9104-4307 1 BACK-UP RING
9 9103-4116 1 PISTON
10-30
HYDRAULIC COMPONENTS
Dual P.O. Check Valve
Starting Serial No. 8655105G
Original Issue 6-87
Revised 12-88
PCN L-8581
Item Part No. Qty. Description Of Part
10 9103-4117 1 BODY
11 9103-4118 2 O-RING
12 9103-4115 1 BACK-UP RING
13 9103-4114 1 O-RING
14 9103-4112 1 CARTRIDGE BODY
15 9103-4113 1 O-RING
16 9103-4119 1 THERMAL RELIEF ASSY
17 9103-4120 1 SPRING
18 9103-4109 1 O-RING
19 9103-4121 1 PLUG
20 8820-1040 3 HEX HD CAPSCREW, 3/8-16X2-1/4,
GR5
21 8855-1011 3 LOCKWASHER, 3/8
NOTE: ONLY ITEMS WITH PART
NUMBERS ARE AVAILABLE FOR
SERVICE.