TM 5-3895-373-1013. EXTENSION SCREED CONTROL switchControls the extension and retraction of both leftand right extension screeds. In the direction ofthe top arrow, the extension screed extends andin the direction of the bottom arrow, theextension screed retracts.14. EXTENSION SCREED BLOWER switchIn the up, ON position, the extension screedblower is on, and in the down, OFF position, theblower is off.15. EXTENSION SCREED BURNER CONTROLswitchIgnites the extension screed burners. In thedown, PREHEAT position, the glow plug is on.In the up, SPRAY position, the extension screedburner solenoid valve is open allowing fuel to theextension screed burner. In the center, OFFposition, the glow plug is off, and the solenoidvalve is shut.16. EXTENSION SCREED BURNER ON indicatorlight Indicates that the extension screed burnersolenoid valve is open.17. EXTENSION SCREED BLOWER indicator lightIndicates power is applied to the extensionscreed blower motor.18. PANEL lightIlluminates the screed control panel.2.2.2ScreedVibrationControlValve.Thescreed vibration control valve controls the vibrationfrequency of the screed vibrators. Turning the valveclockwise increases vibration frequency. Turning thevalve counterclockwise decreases vibrationfrequency.2-7
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