TM 9-2350-247-20-1INTRODUCTION TO HOW TO USE TROUBLESHOOTING—Continued 0005 00TROUBLESHOOTING SAMPLEThe following description takes you through a typical troubleshooting procedure.Finding the Right Troubleshooting ProcedureA carrier arrives at the shop. The DA form 2404 shows that the engine cranks but will not start. Engine cranks but will notstart is part of the carrier Engine System. Therefore, you look up engine cranks but will not start listed under Engine Systemin Troubleshooting Task Index, (WP 0006 00), in this chapter.Check title to make sure you are troubleshooting the correct system for the problem. Next, read the INITIAL SETUPcarefully. Make sure you have all the items listed in the INITIAL SETUP. Some access steps in Equipment Conditions maynot need to be performed depending on the fault location. The INITIAL SETUP also includes tools and references. Ininstances where STE/ICE-R troubleshooting may be more advantageous and time saving for the user, cross references to(WP 0107 00), STE/ICE-R troubleshooting, are given under references. (WP 0107 00) contains references to standardtroubleshooting procedures. It’s up to you to decide which are necessary for your particular problem.Now you’re ready to begin troubleshooting. Look at the first block. Do step 1. Does bilge pump fail to come on? If theanswer is NO. Follow the NO arrow to the reference indicated. If the answer is YES. Follow the Yes arrow to the next box.Do steps 1 through 3. Let’s say the multimeter reads 17 volts. The answer to the question, “Does multimeter read more than17 volts,” is NO. Follow the NO arrow to the reference indicated. Lets say the multimeter reads more than 17 volts. Theanswer to the question, “Does multimeter read more than 17 volts,” is YES. Follow the YES arrow to the next box.Follow the YES box on the following page. Do steps 1 and 3. In this sample, let’s say the multimeter reads more than 1/2volt. The answer to step 3 is NO. Follow the NO arrow to the the reference indicated.The NO arrow takes you to the next box. This box gives you the step to correct the fault. Do step 1. It tells you to go toanother task in the manual. Go to the page shown and perform the task. Return to this box when you have completed the task.Step 2 in this box is “Verify no faults found.” You must check to make sure you have correctly fixed the fault.After no faults found has been verified, return carrier to operation. This is the end of the troubleshooting sample.0005 00-3/4 blank
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