MQ Multiquip Mikasa MVH120, Руководство по обслуживанию

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5-3 VIBRATION SYSTEM
During disassembly and reassembly work, use care not damage any parts.
O-ring, oil seal, packing or the like must be replaced with new one.
Disassembly MVH-R60, 120 and 150
※
MVH-R60 is used as an example.
Fig.1
Cylinder
1. Remove any hydraulic hose connection.
2. With vibrator case mounting bolts (46, 47)
removed, separate the vibrator case assembly
from compaction plate (See Fig.1).
3. With four bolts (30) removed, remove cylinder
(29).
4. Disassembling the piston:
4-1 With the vibrator case inverted upside down,
rotate gear in either direction to cause the
piston assembly (15) to be projected from the
vibrator case, before removing the expansion
stop ring (17) from inside of the piston. (Use a
bent nose type stop ring plier for this
purpose.) (See Fig.2)
Fig.2
Piston
Piston
Expansion
stop ring
Gear
4-2 Withdraw the piston.
4-3 With the contraction stop ring (14) removed,
take off bearing (13) and expansion stop ring
(17) which had been removed earlier (See
Fig.3).
Fig.3
Contraction stop ring
Bearing
Expansion stop ring
9