COOLER GP-ENGINE OIL 3757420 - Caterpillar

Scraper Power Limiter Control Switch - If equipped, the switch reduces the power of the scraper engine. The switch is only for scrapers that are equipped with an auger. The switch should be engaged when the auger is engaged. The switch only needs to be engaged at the beginning of the work day.ENGAGE - Push the top of the switch in order to engage the scraper power limiter control.DISENGAGE - Push the bottom of the switch in order to disengage the scraper power limiter control.Note: The auger must be turning for loading and for unloading of the scraper.Parking Brake Control Switch (26)
Parking Brake Control Switch - The switch must be used to engage the parking brake after the machine has stopped.
ENGAGE - Push the top of the switch in order to engage the parking brake.
DISENGAGE - Push the bottom of the switch in order to disengage the parking brake. The air pressure must be above 621 kPa (90 psi) in order to disengage the parking brake.Note: The parking brake will engage automatically if air pressure drops to 379 34 kPa (55 5 psi). If the parking brake automatically engages, the parking brake control switch must be reset manually. When the air pressure in the system has returned to the normal operating pressure, the switch must be in the ENGAGED position. Next, push the bottom of the switch in order to disengage the brakes.Transmission Control (27)
Refer to Operation and Maintenance Manual, "Transmission Control" for more information.Differential Lock Control Switch (28)
To prevent damage to the differential, do not engage the differential lock control at high speeds.Do not turn machine with differential lock engaged.Do not engage the differential lock control while one wheel is spinning. Decrease engine rpm until the wheel stops spinning. Anticipate using the differential lock before wheel slippage occurs.In areas of high resistance, it may be necessary to turn the machine slightly in order to aid in unlocking the differential lock. Decreasing the engine rpm may also be helpful.
Differential Lock Control Switch - There are two differential lock control switches in the operator compartment. One switch is located to the left of the foot pedals and the other switch is located to the right of the foot pedals. Both of the differential lock control switches will perform the same function. The differential lock control switch on the right is used when the operator seat is rotated to the right.LOCK - Push down the switch and hold down the switch in order to lock the differential. The differential lock will help to prevent wheel slippage. Use the differential lock when you are loading on soft ground or on wet ground. Engage the differential lock only when the wheels are not spinning.UNLOCK - Release the switch in order to unlock the differential.Engine Start Switch (29)
Note: The keyswitch in the cab must be in the ON position in order to start the scraper engine.
Engine Start Switch - The switch is located on the scraper control at the rear of