Order this information in Print

Order this information on CD-ROM

Download in PDF Format

     

Click here to make tpub.com your Home Page

Page Title: Tachometer Test
Back | Up | Next

Click here for a printable version

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Combat
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
USMC
   
Products
  Educational CD-ROM's
Printed Manuals
Downloadable Books
   

 

TM 5-4210-220-12 4-24.  ELECTRICAL SYSTEM - Continued g Tachometer Test (1) Start main engine and monitor the engine tachometer in the cab and on the pump body.  The engine should idle at 800 rpm.  A single sensor on the engine drives both the cab and pump panel tachometers. (2) If neither meter is indicating, replace sensor unit and retest as in 1 preceding. (3) If only one tachometer has no reading, tag and remove wires from tachometer and sensor unit (see illustration for sensor location).  Tachometer wires 48 and 49 run from cab meter through plug to terminal strip in cab fold-down panel to engine compartment.  Tachometer wires from pump panel run from meter through plug to engine compartment. (4) If wires are continuous replace failed meter and retest as in 1 preceding h Speedometer Test (1) Start main engine and monitor the speedometer when vehicle is being driven.  A single sensor on the transmission drives the cab speedometer. (2) If the speedometer registers no reading, tag and disconnect wires from the sensor and the meter (3) Test wires for continuity if these wires are continuous replace meter and test as in 1 preceding (4) If meter still does not register, replace the sensor unit. 4-451

Privacy Statement - Press Release - Copyright Information. - Contact Us - Support Integrated Publishing

Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business