Section 24: LUBRICATION
PA1553
7
2.5 LUBRICANT AND COOLANT SPECIFICATIONS
ITEM* DESCRIPTION SPECIFICATIONS
24 Engine Oil
SAE Viscosity Grade: 15W40
API Classification: CI-4
29 Power Steering Oil
Automatic Transmission Oil (Dexron-III)
18, 21 Engine Coolant
Low silicate, ethylene glycol coolant
50% antifreeze/water solution is normally used
Antifreeze concentration should be between 30% and 67%
25 A/C Compressor Oil
Polyolester Oil, HFC 134a compatible:
Castrol SW-68 (POE) or equivalent
35 Differential Oil
Multigrade gear oil meeting MIL-L-2105-D: 85W/140.
If temperature drops below 10°F (-12°C), 80W90 should be
used.
Below -15°F (-26°C), 75W90 should be used.
(In extreme conditions or for better performance, full
synthetic gear oil can be used.)
20 Fan Gearbox Oil
Synthetic oil: ISO VG (viscosity grade) 460
Natural oil: Mobil SHC 630
19
Allison Automatic
Transmission Oil
Dexron-III® or Castrol TranSynd™
Synthetic Transmission
Fluid for Allison, specification TES 295
--- Multi Purpose Grease
Good quality lithium-base grease:
NLGI No.2 Grade is suitable for most temperatures
NLGI No.1 Grade is suitable for extremely low temperatures
* Item numbers refer to figure 2.