320 GC Excavator Capacities (Refill) Caterpillar


Capacities (Refill)
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Table 1
320 GC (S/N: KTN) (S/N: XBJ) (S/N: LKS) (S/N: JGY) Approximate Capacities (Refill) 
Component or System  Liters  US gal  Recommended Type 
Cooling System  25  6.6  Refer to Operation and Maintenance Manual, "Lubricant Viscosities". 
Fuel Tank  345  91 
Engine Crankcase with Filter - C4.4 Engine  15  4.0 
Hydraulic System(1)  115  30 
Swing Drive  1.3 
Each Final Drive  1.3 
DEF Tank  39  10.3 
  kg  lbs   
Swing Gear  13.5  29.8  Refer to Operation and Maintenance Manual, "Lubricant Viscosities - Special Lubricants". 
Refrigerant(2)  0.9  1.98  R-134a 
  mL  oz   
Refrigerant Oil (2)  240  Polyalkylene Glycol (PAG) Oil 
(1) The amount of hydraulic fluid that is needed to refill the hydraulic system after performing Operation and Maintenance Manual, "Hydraulic System Oil - Change"
(2) Refer to Service Manual, "Air Conditioning and Heating R-134a for All AVSpare Machines" for additional information

Table 2
320 GC (Narrow) (S/N: YTF) Approximate Capacities (Refill) 
Component or System  Liters  US gal  Recommended Type 
Cooling System  17  4.5  4.5Refer to Operation and Maintenance Manual, "Lubricant Viscosities". 
Fuel Tank  267  70.5 
Engine Crankcase with Filter - C4.4 Engine  15  4.0 
Hydraulic System(1)  115  30.4 
Swing Drive  12  3.2 
Each Final Drive  4.5  1.2 
DEF Tank  26  6.9 
  kg  lbs   
Swing Gear  13.5  29.8  Refer to Operation and Maintenance Manual, "Lubricant Viscosities - Special Lubricants". 
Refrigerant(2)  0.9  1.98  R-134a 
  mL  oz   
Refrigerant Oil (2)  240  Polyalkylene Glycol (PAG) Oil 
(1) The amount of hydraulic fluid that is needed to refill the hydraulic system after performing Operation and Maintenance Manual, "Hydraulic System Oil - Change"
(2) Refer to Service Manual, "Air Conditioning and Heating R-134a for All AVSpare Machines" for additional information

Information System:

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Water Leaks on Cab Unit on Certain 120 Motor Graders {795C}
320 and 323 Excavator Engine Oil and Filter - Change
Procedure to Install the Implement Control Levers on Certain Motor Graders {5051, 5063, 726A, 795C}
777E Prime Off-Highway Truck Systems Lines (Brake Cooling)
C9 Urban Transit Bus Engine Crankshaft Rear Seal - Install
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C9 On-highway Engine Crankshaft Rear Seal - Install
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320 GX and 323 GX Excavator Systems Solenoid Valve (Hydraulic Lockout)
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G3512H and G3516H Generator Set Engines Cylinder Head - Assemble
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323 Excavator Declaration of Conformity
320 GX and 323 GX Excavator Machine Systems Troubleshooting Operator Control Switch (Switch to Battery) - Test
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