SENSOR GP-PRESSURE 1361094 - Caterpillar

Introduction
This procedure provides the method used to check and adjust the tension of the conveyor drive chains. Test Preparation
Drive the machine to a smooth, horizontal surface.
Illustration 1 g03425361
Move propel lever (4) to the NEUTRAL position.
Press parking brake switch (5) in order to change the status of the parking brake to "engaged". When the parking brake status is "engaged", LED (2) next to the parking brake switch will be illuminated.
Use travel mode switch (3) to select the PAVE mode. When the travel mode switch is set to PAVE mode, an LED next to PAVE symbol (1) will be illuminatedNote: The machine must be in PAVE mode in order to operate the screed lift system, hopper system, apron system and auger lift system.
Illustration 2 g03425717
Use the up arrow on screed raise/lower switch (6) to lift the screed. Completely raise the screed.
Illustration 3 g03425987
Engage screed service lock mechanism (7) on both sides of the machine.
Illustration 4 g03429198
Use screed float switch (8) to place the screed in the FLOAT position. When the screed is in the FLOAT position, an LED next to the screed float switch will illuminate. Allow the tow arms to rest on screed service lock mechanism (7) .
Illustration 5 g03429205
Press the extend arrow on right screed extend switch (11). Release the switch when the right screed extender is fully extended.
Press the extend arrow on left screed extend switch (10). Release the switch when the left screed extender is fully extended.
Press the down arrow on throttle control switch (12) once in order to operate the engine in low idle.
Illustration 6 g03656199
Shut off the engine. Either place machine power switch (13) in the OFF position or press and hold push to start switch (9) for 3 seconds. An LED next to the push to start switch will flash when the engine is in shutdown mode.Note: The engine may run for several minutes when placed in the shutdown mode.
If the engine was shut down using the push to start switch (9), move machine power switch (13) to the OFF position. Check Procedure
Illustration 7 g03429248
Remove eight bolts and washers from auger chain housing (14). Remove cover (15) .
Illustration 8 g03429295
Apply a pull force of 67 N (15 lb) to the midpoint of the auger chain. Measure the deflection of the chain. The deflection at the midpoint of the chain should be 5 1 mm (0.2 0.04 inch). If the measurement is outside the specified range, go to "Adjustment Procedure".Adjustment Procedure
Illustration 9 g03429306
Loosen, but do not remove, four mounting bolts (16) .
Illustration 10 g03429318
Loosen lock nuts (18) .
Turn adjusting bolts (17) until the auger rotation is within the specified range.
Tighten lock nut (18) .
Tighten mounting bolts (16) .
Position cover (15) on auger chain housing (14). Secure the cover with eight bolts and washers.