TM 5-5420 -202-20-1
SYSTEMS OPERATION - Continued
Speedometer-odometer and tachometer-hours meter
SPEEDOMETER AND TACHOMETER.
mount on hull roof in front of driver. Speedometer-odometer driven by shaft in left front track
support roller t h r o u g h right-angle drive adapter d r i v e n by shaft rotating with hubcap.
Tachometer-hour meter driven through flexible shaft attached to engine adapter on accessory
end of engine.
SPEEDOMETER-ODOMETER. Displays speed and mileage driven.
TACHOMETER-HOUR METER. Displays engine speed (RPM) and clock hours on
engine based on operation at 2025 RPM.
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