Refrigerant Compressor
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3500B, 776D, 777D, 784C, 785C, 789C, 793C and and 793D Off-Highway Truck/Tractors
[SENR1122]
3500B, 776D, 777D, 784C, 785C, 789C, 793C and and 793D Off-Highway Truck/Tractors
Exhaust Manifold
3500B, 776D, 777D, 784C, 785C, 789C, 793C and and 793D Off-Highway Truck/Tractors
Valve Mechanism
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| Illustration 1 | g02611876 |
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| Specification for 198-4564 Refrigerant Compressor Gp | |||
| Item | Qty | Part | Specification Description |
| 1 | 1 | 149-1997 Relief Valve As | Opening pressure of relief valve is |
| Sealing pressure of relief valve is |
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| 2 | - | - | Torque to |
| 3 | - | - | Torque the oil plug to |
| Oil plug is pressurized. | |||
| A | - | - | The refrigerant compressor must be mounted within 15 degrees of the vertical centerline. |
| Specification for the Compressor:
Bore is Stroke is Displacement per revolution is Number of cylinders is 6. Maximum allowable RPM is 4000. Refrigerant is R134A. Capacity of 9U-7551 Air Conditioner Oil is Rotation is Clockwise. Recommended RPM at rated engine speed is 2500 ± 200 RPM. |
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| Specification for the Clutch:
Voltage is 24 VDC. Breakaway torque is Minimum voltage for clutch engagement is 16 VDC. Coil resistance at 20° C is 12.5 ohms. Maximum current at 20° C is 1.9 amp. Belt type is Non-Cog. |
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