ELEMENT FILTER 1261809 - Caterpillar

Table 1
Required Tools    
Part Number    Description    Qty    
   
29 mm (1.14 inch) Spanner Wrench     1    
    Plug 13/16-16UN     1    
    Remote drain hose with an inside diameter of
20 mm (.78 inch)     1    
    Container for measuring     1    
    Track block assembly     1    
Illustration 1 g00297182
Travel motor (1) Case drain hose (2) Connector
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. 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 in Caterpillar machines.Dispose of all fluids according to local regulations and mandates.
Stop the engine.
Release the pressure in the hydraulic system. Refer to Testing and Adjusting, "Hydraulic System Pressure - Release".
Install the track block assembly.
Disconnect case drain hose (1) from connector (2). Install a plug 13/16 - UN in the open end of case drain hose (1) .
Connect one end of remote drain hose to connector (2). Place the other end of remote drain hose into the container for measuring case drain oil.
Start the engine and place the power mode switch in POWER MODE position.
Place the engine speed dial at position "10". Maintain the maximum no-load speed at 2050 50 rpm.Note: The engine will not reach maximum no-load speed until the hydraulic tank pressure has reached the operating level.
Increase the hydraulic oil temperature to 55° 5°C (131° 9°F).
Operate full travel control for one minute.
Measure the amount of case drain oil.
Remove the track block assembly.
Move the travel control lever in order to reposition the travel motor.
Install the track block assembly.
Repeat Steps 9 through 13 in order to obtain three measurements of case drain oil.The following values specify the maximum acceptable flow of case drain oil when the main relief valve pressure is set at 34300 490 kPa (4975 72 psi) and the travel crossover relief valves are set at 36800 1470 kPa (5350 215 psi). New travel motor ... 15 L/min (4 US gpm) Rebuilt travel motor ... 18 L/min (4.8 US gpm)