785G Off-Highway Truck Systems Caterpillar


Solenoid Valve Actuator

Usage:

785G RTL


Illustration 1g06213662

Table 1
Specification for 217-6720 Pilot Control Actuator Gp 
Item  Qty  Part  Specification Description 
326-5212 Coil  Operating voltage is 24 VDC.
Resistance at 25° C (77 ° F) is 5.0 ± 0.3 Ohms. 
177-1405 Spring  Length under test force is 8.20 mm (0.323 inch).
Test force is 18.41 ± 0.55 N (4.14 ± 0.12 lb).
Free length after test is 12.29 mm (0.484 inch)
118-5086 Spring  Length under test force is 55 mm (2.2 inch).
Test force is 438 ± 35 N (98 ± 8 lb).
Free length after test is 76.2 mm (3.00 inch)
118-5087 Spring  Length under test force is 50 mm (2.0 inch).
Test force is 243 ± 19 N (55 ± 4 lb).
Free length after test is 63.5 mm (2.50 inch)
121-2051 Spring  Length under test force is 46 mm (1.8 inch).
Test force is 21.00 ± 0.63 N (4.72 ± 0.14 lb).
Free length after test is 53.53 mm (2.107 inch)
198-2914 Nut  Torque the nut to 20 ± 3 N·m (177 ± 27 lb in)
316-1438 Cartridge As  Torque the cartridge assembly to 35 ± 3 N·m (26 ± 2 lb ft)
Orient the assembled solenoid as shown in the isometric view in order to prevent contact with the port fitting. 

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