Learning Objective - OD1709A0007
Tools and Supplies.
Establishing the Correct Equipment Conditions. - OD1709A0009
Figure 1-1. Rear Metal Grilles
Figure 1-3. Engine Step Plate
Figure 1-4. Side Mudguards
Disconnect the Tank Power
Removal of the Powerpack.
Figure 1-7. Battery Connections.
Disconnect the Precleaner Hose Assembly.
Disconnect the Four Control Assemblies
Figure 1-10. Steering Control Rod and Plenum Seal Hose.
Disconnect the Hydraulic System
Attach the Engine and Transmission Sling to the Hoist
Position the Hoist Vehicle
Figure 1-14. Positioning the M88 Hoist.
Figure 1-15. M578 and M553 Hoists.
Lift the Powerpack from the Tank
Position the Powerpack on the Blocks and Remove the Sling
Figure 1-18. Blocking the Powerpack.
Figure 1-19. Right-Side Housing and Cap.
Inspect the Engine Mount, Heat Shields, Plenum, and Air Box
Cover the Engine Compartment Openings
Figure 1-22. Connecting Tank Powers.
Part B- Ground Hop Procedures
Establishing the Correct Equipment Condition.
Figure 1-23. Hydraulic Centrifugal Pump.
Install the Ground Hop Cables
Figure 1-25. Cable Connections.
Install the Ground Hop Filter
Figure 1-27. Ground Hop Fuel System Connections.
Connect the Ground Hop Fuel Hose Assemblies and Purge the Hoses
Figure 1-28. Fuel Connections and Controls.
Starting the Engine
Inspect the Ground Hop Pressure Filter
Figure 1-30. Tank Controls.
Inspect the Powerpack for Leaks
Figure 1-32. Transmission Service Brakes and Control Rod.
Check the Operation of the Transmission's Neutral Gear and Reverse
Perform the Stall Check
Figure 1-35. Engine Controls For Stall Test.
Prepare the Powerpack for Installation in the Tank
Figure 1-36. Ground Hop Cable Removal.
Figure 1-38. Hydraulic Pump Installation.
Practice Exercise - OD1709A0051
Practice Exercise - Continued - OD1709A0053
Answer key and Feedback - OD1709A0054
Ground HOP Procedures, M1 Abrams Tank
Tools and Supplies.
Establishing the Correct Equipment Conditions. - OD1709A0009
Figure 1-1. Rear Metal Grilles
Figure 1-3. Engine Step Plate
Figure 1-4. Side Mudguards
Disconnect the Tank Power
Removal of the Powerpack.
Figure 1-7. Battery Connections.
Disconnect the Precleaner Hose Assembly.
Disconnect the Four Control Assemblies
Figure 1-10. Steering Control Rod and Plenum Seal Hose.
Disconnect the Hydraulic System
Attach the Engine and Transmission Sling to the Hoist
Position the Hoist Vehicle
Figure 1-14. Positioning the M88 Hoist.
Figure 1-15. M578 and M553 Hoists.
Lift the Powerpack from the Tank
Position the Powerpack on the Blocks and Remove the Sling
Figure 1-18. Blocking the Powerpack.
Figure 1-19. Right-Side Housing and Cap.
Inspect the Engine Mount, Heat Shields, Plenum, and Air Box
Cover the Engine Compartment Openings
Figure 1-22. Connecting Tank Powers.
Part B- Ground Hop Procedures
Establishing the Correct Equipment Condition.
Figure 1-23. Hydraulic Centrifugal Pump.
Install the Ground Hop Cables
Figure 1-25. Cable Connections.
Install the Ground Hop Filter
Figure 1-27. Ground Hop Fuel System Connections.
Connect the Ground Hop Fuel Hose Assemblies and Purge the Hoses
Figure 1-28. Fuel Connections and Controls.
Starting the Engine
Inspect the Ground Hop Pressure Filter
Figure 1-30. Tank Controls.
Inspect the Powerpack for Leaks
Figure 1-32. Transmission Service Brakes and Control Rod.
Check the Operation of the Transmission's Neutral Gear and Reverse
Perform the Stall Check
Figure 1-35. Engine Controls For Stall Test.
Prepare the Powerpack for Installation in the Tank
Figure 1-36. Ground Hop Cable Removal.
Figure 1-38. Hydraulic Pump Installation.
Practice Exercise - OD1709A0051
Practice Exercise - Continued - OD1709A0053
Answer key and Feedback - OD1709A0054
Ground HOP Procedures, M1 Abrams Tank
