VALVE A.2A5750 5B9297 - Caterpillar

ON - Turn the engine start switch key to the ON position. Hold the key in this position to activate the glow plugs. The indicator for the glow plugs will light on the instrument panel.
START - Turn the engine start switch key clockwise to the START position to crank the engine. Release the engine start switch key after the engine starts and the engine start switch key returns to the ON position.Note: If the engine fails to start, the engine start switch key must be returned to the OFF position to attempt to start the engine again.Key
Illustration 9 g03306877The mark that shows the proper direction in which a key should be inserted, is stamped on the key cylinder side.If the key is inserted incorrectly into the lock cylinder and turned by force, it is possible that the key and lock cylinder may be damaged.Monitoring System (12)
The machine gauges and alert indicators are located in the monitoring panel.Refer to Operation and Maintenance Manual, "Monitoring System" for more information.Work Light Switch (13)
Lights - Press the top of the switch once to turn on the work light that is on the boom. Press the top of the light switch again to turn on the work light that is on the cab. Press the bottom of the light switch to turn off the work lights.Cab Dome Light
Illustration 10 g02792329"ON" (A) - Move the switch for the cab dome light to this position to turn on the cab dome light."OFF" (B) - Move the switch for cab dome light to this position to turn off the cab dome light.Pattern Changer Switch (2 way) (If equipped) (14)
The Pattern Changer Switch is on the monitoring panel console (If equipped). Refer to Operation and Maintenance Manual, "Pattern Changer" for more information.Hydraulic Quick Coupler Switch (If equipped) (15 –16)
Two electrical switches are located inside the cab. Use of both switches is required to release the work tool. Switch (13) is a two-position switch used to unlock the work tool rear pin locking mechanism. Switch (14) is a momentary switch used to unlock the work tool front pin locking mechanism. Switch (14) will function only when switch (13) is in the unlock position.The Hydraulic Quick Coupler Switch is on the monitoring panel console (If equipped). Refer to Operation and Maintenance Manual, "Hydraulic Pin Grabber Quick Coupler" for more information.Engine Speed Control (17)
Engine Speed - Move the engine speed lever to control the engine speed (engine rpm).
Decrease - Move the engine speed lever in this direction to decrease the engine speed (engine rpm).
Increase - Move the engine speed lever in this direction to increase the engine speed (engine rpm).Product Link Remote MachineSecurity Indicator (18) (If equipped)
"ON" (Blue) - Some machines can be started when the indicator lights BLUE at Key ON. The remote security is disabled by the machine owner."OFF" (RED) - Some machines can be prevented from starting remotely by the owner of the machine. When disabling has happened, the machine Security Indicator lights RED at Key ON.Note: The indicator