HARNESS AS-DASH 5Y0967 - Caterpillar

The input drive shaft rotates between the torque converter and the transmission whenever the engine is running. Contact with the rotating shaft can result in personal injury or death.The rotating shaft is located under the door assemblies that are behind the machine cab. Do not allow personnel into the area behind the cab when the machine is running.
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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Move the machine to a smooth, horizontal location that is away from operating machines and away from personnel.Note: Permit only one operator on the machine. Keep all other personnel away from the machine or in the operators sight.
Move the STIC transmission direction control switch to the NEUTRAL position.
Lower the work tool to the ground.
Engage the parking brake.
Place blocks in front of the wheels and behind the wheels.
Install the steering frame lock.
Allow only authorized personnel on the machine. Keep unauthorized personnel off the machine and in clear sight of the operator.
Table 1
Speed Range and Direction     Energized Solenoids     Engaged Clutches    
Third Speed Forward     3 and 2     3 and 2    
Second Speed Forward     4 and 2     4 and 2    
First Speed Forward     5 and 2     5 and 2    
Neutral     3     3    
First Speed Reverse     5 and 1     5 and 1    
Second Speed Reverse     4 and 1     4 and 1    
Third Speed Reverse     3 and 1     3 and 1    
Illustration 1 g02534736
(A) Direction Clutch Pressure Tap "P2".
Illustration 2 g02534776
Pressure taps are located underneath the upper left access door behind the cab.
Illustration 3 g02534801
Transmission Selector and Pressure Control ValveThe transmission selector and pressure control valve is on the top of the transmission. The transmission cover is removed. (B) Speed clutch pressure tap "P1". (C) Plug for Load Piston "LP".
Illustration 4 g02534806
Location of Solenoid Valves (1) Number 1 solenoid (Reverse). (2) Number 2 solenoid (Forward). (3) Number 3 solenoid (Third speed). (4) Number 4 solenoid (Second speed). (5) Number 5 solenoid (First speed).
Install a hose and a 4130 kPa (600 psi) pressure gauge on pressure tap (A) .
Engage the parking brake. Move the STIC transmission direction control switch to the NEUTRAL position. Start the engine and operate the engine at low idle.
Depress and hold down the right service brake pedal. Release the parking brake. Press the downshift gear speed switch until the transmission is in first speed. Watch the pressure gauge and move the STIC transmission direction control switch from the NEUTRAL position to the FORWARD position.The needle on the pressure gauge should drop. Then, the needle will return to the original pressure reading. With