Service Manual Manual

SECTION 1 - SPECIFICATIONS
1-6 – JLG Lift – 3120788
Aside from JLG recommendations, it is not advisable to
mix oils of different brands or types, as they may not con-
tain the same required additives or be of comparable vis-
cosities. If use of hydraulic oil other than Mobilfluid 424 is
desired, contact JLG Industries for proper recommenda-
tions
1.12 WELDER, HYDRAULIC (OPTION)
1.13 SERIAL NUMBER LOCATION
A serial number plate is affixed to the left rear side of the
frame. If the serial number plate is damaged or missing,
the machine serial number is stamped on the left side of
the frame.
Table 1-18. Mobilfluid 424 Specs
SAE Grade 10W30
Gravity, API 29.0
Density, Lb/Gal. 60°F 7.35
Pour Point, Max -46°F (-43°C)
Flash Point, Min. 442°F (228°C)
Viscosity
Brookfield, cP at -18°C 2700
at 40° C 55 cSt
at 100° C 9.3 cSt
Viscosity Index 152
Table 1-19. Mobil EAL H 46 Specs
Type Synthetic Biodegradable
ISO Viscosity Grade 46
Specific Gravity .910
Pour Point -44°F (-42°C)
Flash Point 500°F (260°C)
Operating Temp. 0 to 180°F (-17 to 162°C)
Weight
7.64 lb. per gal.
(0.9 kg per liter)
Viscosity
at 40° C 45 cSt
at 100° C 8.0 cSt
Viscosity Index 153
Table 1-20. Exxon Univis HVI 26 Specs
Specific Gravity 32.1
Pour Point -76°F (-60°C)
Flash Point 217°F (103°C)
Viscosity
at 40° C 25.8 cSt
at 100° C 9.3 cSt
Viscosity Index 376
NOTE: Mobil/Exxon recommends that this oil be
checked on a yearly basis for viscosity.
Table 1-21. Welder Specifications - Model 225-4
Description Specification
Weld Amps 225
Strike Weld 75
Weld Voltage 21.6 - 28 DC
Frequency 60 Hz, KVA - 4.2 Kw, Single Phase
Oil Flow 18.8 Gpm, 2000 Psi.
Figure 1-1. Serial Number Location
SERIAL NUMBER
STAMPED ON FRAME
SERIAL NUMBER
PLATE