7. ADJUSTMENT AND REPAIR
7-5-
4
2) Reinstallation
Reinstall the hydraulic oil tank in the reverse order of the removal procedure.
Notes:
[1] Completely drain the oil from the hydraulic oil tank
1
and wipe the deposits from the bottom of the tank.
[2] Replace the return filter
2
with a new one.
[3] Clean the suction filter
3
or replace it if it is damaged.
Check the O-ring
4
of the suction filter for oil leak. If
any oil leak is found, replace the O-ring.
[4] Replace the oil when it has reached the replacement
time or it has been deteriorated. If reusing the oil,
maintain the oil quality so that it has no impurities.
[5] Check the O-ring
6
of the oil level gauge
5
for oil leak.
If any oil leak is found, replace the O-ring.
[6] Hydraulic oil to be used:
[7] Tightening torque and adhesive for main parts
Type
YANMAR SUPER HYDRO OIL
(VG 46 class) or its equivalent
Oil quantity
7
,
4 L
Drain plug (M14)
Tightening torque
5
9 N·m
Suction filter
Tightening torque
98
,
1 to 117
,
7 N·m
Oil level gauge
Adhesive
Apply Three Bond 1802B or its
equivalent to O-ring.
Tightening torque
14
,
7 to 19
,
6 N·m
Hose clip 41
Tightening torque
2
,
5 to 3
,
4 N·m
Drain plug
Summary of Contents for ViO12-2A
Page 1: ...SERVICE MANUAL EXCAVATOR ViO12 2A...
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Page 109: ...5 3 1 5 ELECTRIC SYSTEM 5 3 Wiring Diagram...
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Page 117: ...6 HYDRAULIC SYSTEM 6 1 3...
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Page 123: ...6 HYDRAULIC SYSTEM 6 2 1 6 2 Hydraulic Circuit Schematic...
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Page 219: ...6 HYDRAULIC SYSTEM 6 7 8 1 4 3 8 7 12 10 10 15 a b c Loctite 262 0 30Nm 0 45Nm...
Page 348: ...7 ADJUSTMENT AND REPAIR 7 5 31 6 Control Levers Pilot valves Control valve...
Page 349: ...7 ADJUSTMENT AND REPAIR 7 5 32 7 Upperstructure Implement Bucket cylinder Arm cylinder...
Page 351: ...7 ADJUSTMENT AND REPAIR 7 5 34 9 Undercarriage High speed travel solenoid valve...
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Page 360: ...CHAPTER 8 PERIODIC INSPECTION AND SERVICING 8 1 List of Periodic Inspection and Servicing 8 1...
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Page 364: ...CHAPTER 9 FUEL LUBE OIL AND GREASE RECOMMENDED 9 Fuel Lube Oil and Grease Recommended 9 1...
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Page 406: ...CHAPTER 11 REFERENCE DATA 11 1 Specifications for Attachment 11 1...
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