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3. Lubrication
Lubrication
3-3 Recommended lubricants table
(T218081-067-0E)
(1) Hydraulic oil
1) Selection of hydraulic oil
Select the hydraulic oil based on the local outside temperature and the rated maximum operating temperature of
the hydraulic oil itself, where the upper limit is determined by the maximum operating temperature and the
lower limit by the minimum outside temperature (see table below).
Note that even if a hydraulic oil with a ISO VG number appropriate for the outside temperature is selected, the
operating temperature could exceed the upper operating temperature limit, depending on the operation. In such
cases, select a hydraulic oil with a higher VG number.
Oil
Hydraulic oil (HO)
Specification
(Outside
temperature
°
C)
ISO VG 32 (
-
20
―
20
°
C) ISO VG 46 (
-
10
―
30
°
C)
ISO VG 68 (0
―
40
°
C)
Max. appropriate operating
temperature (Oil temperature
°
C)
70
80
90
(01E0-0283-0E)
2) Hydraulic oil operating temperature
The operating temperature has a great impact on hydraulic equipment, so if for example you are using hydraulic
oil displaying an ISO viscosity grade number of VG46 listed in the "Recommended lubricants table", pay
attention to the following temperature range.
Operating conditions
Temperature range (hydraulic oil)
Action
Hazardous start temperature
-
10
°
C or less
Use oil for cold regions.
Starting and preparation temperature
-
10
°
C
―
+10
°
C
Warm-up running
Appropriate operating temperature
30
°
C
―
80
°
C
Maximum operating temperature
95
°
C
Stop the engine to cool it.
(01E0-0284-0E)
A message will appear on the monitor if the oil temperature is below 10
°
C or 95
°
C or higher. If
the oil temperature is low, be sure to sufficiently warm up the machine.
(01E0-0285-0E)
(2) Selection of the gear oil
Select the gear oil with reference to the ambient air temperature where the machine will be used.
Oil
Gear oil
(GO)
Specification
(Outside
temperature
°
C)
API service GL-4 or higher
SAE90
(below 30
°
C)
SAE140
(30
°
C or higher)
(01E0-0286-0E)
(3) Grease
Always select the type of grease specified for each location.
・
EG
……
Extreme-pressure bearing grease (lithium type)
・
SG
……
Chassis grease (lithium type)
Summary of Contents for REDGZM HD514MR-7
Page 2: ...218621 背厚 13 mm 中 ...
Page 9: ... 7 8 Specifications 8 2 General data 01E0 0023 0E ...
Page 12: ... 10 MEMO ...
Page 56: ... 40 2 Part names and terms 2 2 2 Inside the cab 01E0 0050 1E ...
Page 57: ... 41 Part names and terms 2 Part names and terms ...
Page 58: ... 42 2 Part names and terms 2 2 3 Outside the cab 01E0 0051 1E ...
Page 148: ... 132 8 Lifting a load 2 HD514MR LC 7 ...
Page 183: ... 166 2 Inspection and servicing table 1 Part names for inspection and servicing ...
Page 184: ... 167 Inspection and servicing table 2 Inspection and servicing table ...
Page 185: ... 168 2 Inspection and servicing table ...
Page 200: ... 183 3 Lubrication Lubrication 3 5 Oiling chart 01E0 0293 0E ...
Page 261: ... 244 244 MEMO ...
Page 290: ... 272 MEMO ...
Page 315: ... 296 296 5 Electrical circuit diagram 5 Electrical circuit diagram 01EE 0609 0E ...
Page 316: ... 297 297 5 Electrical circuit diagram Electrical circuit diagram ...
Page 317: ... 298 298 MEMO ...
Page 325: ...899 92186210 ...