794 AC Off-Highway Truck Machine Systems Caterpillar

Control Valve (Hoist)

Usage:

794 AC MN5

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Illustration 1	g06406634

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Table 1
Item	Qty	Part	Specification Description
1	1	3D-4603 Pipe Plug	Before assembly, apply 4C-9502 Gasket Sealant to the threads.
2	As required, use the following shims:
	2	388-6987 Shim	Thickness is 0.4 mm (0.02 inch).
	11	8B-4624 Shim	Thickness is 0.813 mm (0.0320 inch).
3	1	6J-3380 Spring	Length under test force is 60.5 mm (2.38 inch). Test force is 653.9 ± 51.6 N (147.0 ± 11.6 lb). Free length after test is 86.6 mm (3.41 inch).
4	1	126-6104 Plug	Torque to 125 ± 15 N·m (92 ± 11 lb ft).
5	1	126-6612 Body	Torque to 185 ± 15 N·m (136 ± 11 lb ft).
6	1	6E-5066 Screen	Torque to 13 ± 3 N·m (115 ± 27 lb in).
7	3	7S-8491 Spring	Length under test force is 25.4 mm (1.00 inch). Test force is 19.17 ± 1.56 N (4.31 ± 0.35 lb). Free length after test is 41.1 mm (1.62 inch).

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Illustration 2	g06406647
485-2109 Pilot Control Actuator Gp

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Table 2
Item	Qty	Part	Specification Description
8	1	316-1438 Cartridge As	Torque to 35 ± 3 N·m (26 ± 2 lb ft).
9	1	198-2914 Nut	Torque to 20 ± 3 N·m (177 ± 27 lb in).
10	1	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 (2.108 inch).
11	1	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).
12	1	118-5086 Spring	Length under test force is 55 mm (2.2 inch). Test force is 438 ± 35 N (99 ± 8 lb). Free length after test is 76.2 mm (3.00 inch).
13	1	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).

Caterpillar Information System:

Intermittent and Startup Satellite Connection Issues May Occur on Certain MS952 and MS955 Global Navigational Satellite System (GNSS) Receivers {1408, 7010, 7606, 7620} Intermittent and Startup Satellite Connection Issues May Occur on Certain MS952 and MS955 Global Navigational Satellite System (GNSS) Receivers {1408, 7010, 7606, 7620}

794 AC Off-Highway Truck Machine Systems Hoist Cylinder

Channel 1 Videos for Certain Large Off-Highway Trucks are Now Available {0374, 7000} Channel 1 Videos for Certain Large Off-Highway Trucks are Now Available {0374, 7000}

Improved Wiring for Quick Coupler Connector Plug Assembly Is Now Used on Certain 538, 548, and 558 Forest Machines {1408, 7301} Improved Wiring for Quick Coupler Connector Plug Assembly Is Now Used on Certain 538, 548, and 558 Forest Machines {1408, 7301}

PM310, PM312, and PM313 Cold Planer Dust System - Clean

794 AC Off-Highway Truck Machine Systems Solenoid Valve and Manifold (Rear Axle Fan, Lubrication, Steering)

794 AC Off-Highway Truck Machine Systems Pump and Motor (Final Drive Lubrication)

794 AC Off-Highway Truck Machine Systems Piston Pump (Steering)

C7.1 Engines for Caterpillar Built Machines Fuel Injection - Engines with a Primary and Secondary Fuel Filter Base

794 AC Off-Highway Truck Machine Systems Steering Control Valve

Cat ® Command for Dozing, Gen 3.5 Remote Control Operator Console with RFID for D9T Track Type Tractor Maintenance Interval Schedule

794 AC Off-Highway Truck Machine Systems Wiring - Battery

Engine Oil Lines May Deteriorate On Certain 826K Landfill Compactors, 825K Soil Compactors, and 824K Wheel Dozers {1307} Engine Oil Lines May Deteriorate On Certain 826K Landfill Compactors, 825K Soil Compactors, and 824K Wheel Dozers {1307}

794 AC Off-Highway Truck Machine Systems Power Generator

416F2, 420F2 and 430F2 Backhoe Loaders Lubricant Viscosities - Fluids Recommendations

Check the Transmission Friction Discs on R3000H Load Haul Dump Machines {3187} Check the Transmission Friction Discs on R3000H Load Haul Dump Machines {3187}

Procedure to Rework Hydraulic Lines and Third Valve Implement Lines on 447-6627 Quick Coupler Groups {5057} Procedure to Rework Hydraulic Lines and Third Valve Implement Lines on 447-6627 Quick Coupler Groups {5057}

Improved Diesel Exhaust Fluid (DEF) Cooling Line Clamps are Now Used on Certain 700 Series Articulated Trucks {1087, 1380} Improved Diesel Exhaust Fluid (DEF) Cooling Line Clamps are Now Used on Certain 700 Series Articulated Trucks {1087, 1380}

Improved Harness Routing for Starting Arrangement is Now Used on Certain 700 Series Articulated Trucks {1408} Improved Harness Routing for Starting Arrangement is Now Used on Certain 700 Series Articulated Trucks {1408}

Front Axle Oil Cooler Motor Shaft Seal May Leak on Certain 725C2 and 730 Series Articulated Trucks {5061, 506G, 5073} Front Axle Oil Cooler Motor Shaft Seal May Leak on Certain 725C2 and 730 Series Articulated Trucks {5061, 506G, 5073}

A New Stopper Kit for Canopy is Now Available for Certain Asphalt Pavers {7302} A New Stopper Kit for Canopy is Now Available for Certain Asphalt Pavers {7302}

Protection of Rear Axle Harness Assembly is Improved on Certain 793F Off-Highway Trucks {1408} Protection of Rear Axle Harness Assembly is Improved on Certain 793F Off-Highway Trucks {1408}

Brake Anchor Mounting Splines May Develop Cracks on Certain 793D and 793F Off-Highway Trucks with XLWS Option {4251, 4267} Brake Anchor Mounting Splines May Develop Cracks on Certain 793D and 793F Off-Highway Trucks with XLWS Option {4251, 4267}

Excessive Dust May Be Found in the Cab Air Filter on Certain TH3510D, TH357D, and TH408D Telehandlers {7304, 7320} Excessive Dust May Be Found in the Cab Air Filter on Certain TH3510D, TH357D, and TH408D Telehandlers {7304, 7320}