JLG Lull 1044C-54 II Series, Service Manual

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Frame Tilt and Oscillation
31200079
7-35
Overhaul
Oscillation Control Block
Fig. 7-21: Oscillation Control Block (Exploded View)
(Ref. Fig. 7-21) Follow the guidelines for cleanliness as stated in Section 5
of this manual. The following procedures are for the disassembly, cleaning,
and assembly of the oscillation control block.
MV0660
6
5
4
3
2
1
16
15
14
13
11
12
11
10
9
8
18
9 19
17
4
20
7
7
# Description
1 Nut
2 Coil
3 Solenoid Valve
4 Seal Kit
5 Counter Balance Valve Cartridge
6 PO Check Valve ( PC1 & PC2 )
7 Orifice Plug, .040
8 O-Ring
9 Hollow Hex O-Ring Plug, #4
10 Hollow Hex O-Ring Plug, #10
11 Backup Ring
# Description
12 O-Ring
13 Check Valve Cartridge, (
CV3 &
CV4 )
14 Piston Assy
15 Pressure Reducing Valve Car-
tridge, ( PR )
16 Check Valve
17 Orifice Plug
18 Hollow Hex O-Ring Plug, #2
19 Orifice Plug, .080
20 Orifice Disc, .130