8M0043736 Mercury HOSE

Start By:
Release the pressure in the hydraulic system. Refer to Disassembly and Assembly, "Hydraulic System Pressure - Release".
Personal injury can result from hydraulic oil pressure and hot oil.Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.Make sure all of the attachments have been lowered, oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Lower the work tool to the ground.
Turn the engine start switch to the OFF position.
Open the engine access door.
Illustration 1 g00594399
Raise the cover on the negative terminal of the battery. Disconnect negative terminal (2) of the battery. Place tape on the negative terminal of the battery.
Raise the cover on the positive terminal of the battery. Disconnect positive terminal (1) of the battery. Place tape on the positive terminal of the battery.
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Remove hydraulic hose (3) from the pump. Plug the hydraulic hose. Cap the pump fitting.
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Remove nut (4) .
Slide boot (5) away from the positive terminal on the electric starting motor.
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Remove nut (8). Disconnect the positive cable from the electric starting motor.
Remove nut (9). Disconnect the negative cable from the electric starting motor.
Disconnect wire (10) .
Support electric starting motor (11) .
Remove nut (6) and clip (7) .
Remove electric starting motor (11) .Installation Procedure
Illustration 5 g00669425
Place electric starting motor (11) in position.
Install clip (7) and nut (6). Tighten nut (6) to a torque of 50 6 N m (37 4 lb ft).
Install the negative cable to the electric starting motor and install nut (9). Tighten nut (9) to a torque of 50 6 N m (37 4 lb ft).
Connect wire (10) .
Connect the positive cable to the electric starting motor and install nut (8) .
Illustration 6 g00669418
Slide boot (5) over the positive terminal of the electric starting motor.
Install nut (4). Tighten nut (4) to a torque of 50 6 N m (37 4 lb ft).
Illustration 7 g00669374
Remove the plug from hydraulic hose (3). Remove the cap from pump fitting. Install the hydraulic hose (3) to the hydraulic pump.
Illustration 8 g00594399
Remove the tape from the positive terminal of the battery. Connect the positive terminal (1) of the battery. Lower the cover on the positive terminal of the battery.
Remove the tape from the negative terminal of the battery. Connect the negative terminal (2) of the battery. Lower the cover on the negative terminal of the battery.
Check the hydraulic oil level. Refer to Operation and Maintenance Manual, SEBU7468, "Hydraulic System Oil Level - Check".
Start the engine and check for proper operation of the electric starting motor. Check for hydraulic leaks.
Close the engine access door.