345 MHPUC Mobile Hydraulic Power Unit Machine System Specifications Relief Valve (Main) - Heavy Lift Caterpillar


Relief Valve (Main) - Heavy Lift
`
345 MHPUC Mobile Hydraulic Power Unit Machine System Specifications [KENR7926]


Illustration 1g02868056

Table 1
Specification for 225-4823 Relief Valve Gp, and 270-5730 Relief Valve Gp 
Item  Qty  Part  Specification Description 
225-4825 Valve As  Torque to 196 ± 10 N·m (145 ± 7 lb ft)
122-7704 Spring  Length under test force is 28.0 mm (1.10 inch).
Test force is 71.8 ± 5.6 N (16.1 ± 1.3 lb).
Free length after test is 43.3 mm (1.70 inch)
4I-3510 Spring  Length under test force is 32.200 mm (1.2677 inch).
Test force is 218.676 ± 10.934 N (49.161 ± 2.458 lb).
Free length after test is 35.600 mm (1.4016 inch)
225-4824 Valve As  Torque to 118 ± 10 N·m (87 ± 7 lb ft)
6I-6777 Retainer  Torque to 75 ± 10 N·m (55 ± 7 lb ft)
225-4842 Nut  Torque to 50 ± 10 N·m (37 ± 7 lb ft)
3D-4245 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
6V-3922 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
6V-8978 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
10  095-1584 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
11  8U-7381 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
12  4T-7791 Backup Ring  Lubricate the bore lightly with the lubricant that is being sealed. 

Information System:

C32 Marine Engines Sensors and Electrical Connectors
3508C, 3512C and 3516C Marine Engines Crankshaft Main Bearings - Remove
3508C, 3512C and 3516C Marine Engines Crankshaft Main Bearings - Install
854G Wheel Dozer High Intensity Discharge Lamp (HID) - Replace - If Equipped
3500 Engines Connecting Rod Bearings - Remove and Install
345C, 365C and 385C Excavators Air Conditioning and Heating Air Conditioner Lines
3508C, 3512C and 3516C Marine Engines Pistons and Connecting Rods - Install
3508C, 3512C and 3516C Marine Engines Pistons and Connecting Rods - Remove
C7 Engines for Caterpillar Built Machines Water Pump - Assemble
C7 On-Highway Engine Water Pump - Remove
3500B and 3500 Marine Propulsion Engines with EUI Option Belts - Inspect/Adjust/Replace
3500B and 3500 Marine Propulsion Engines with EUI Option Refill Capacities and Recommendations
345C Excavator Machine System Specifications Relief Valve (Main)
2004/12/01 A New Aftercooler Cover is Now Used {1063, 1063}
345C Excavator Machine System Specifications Hydraulic Tank and Filter
3500B Marine Propulsion Engines Refill Capacities and Recommendations
3508C, 3512C and 3516C Marine Engines Accessory Drive (Front) - Remove
3508C, 3512C and 3516C Marine Engines Accessory Drive (Front) - Install
C9 Marine Generator Set Plate Locations and Film Locations
C0.5, C0.7, C1.1/3011C, C1.5/3013C, C1.6 and C2.2/3024C/3024CT Industrial Engines and Engines for Caterpillar Built Machines Turbocharger - Remove and Install
C0.5, C0.7, C1.1/3011C, C1.5/3013C, C1.6 and C2.2/3024C/3024CT Industrial Engines and Engines for Caterpillar Built Machines Engine Oil Cooler - Remove and Install
C0.5, C0.7, C1.1/3011C, C1.5/3013C, C1.6 and C2.2/3024C/3024CT Industrial Engines and Engines for Caterpillar Built Machines Housing (Front) - Assemble
C0.5, C0.7, C1.1/3011C, C1.5/3013C, C1.6 and C2.2/3024C/3024CT Industrial Engines and Engines for Caterpillar Built Machines Housing (Front) - Disassemble
C9 Engines for Caterpillar Built Machines Basic Engine