PROBLEM ANALYSIS GUIDE - CONT - TM-5-3820-256-24-5

PROBLEM ANALYSIS GUIDE - CONT - TM-5-3820-256-24-5_153

PROBLEM ANALYSIS GUIDE - CONT - TM-5-3820-256-24-5_155

TM-5-3820-256-24-5 Drilling System Well Rotary Truck Mounted Air Transportable 600 Feet Capacity Model LP-12 NSN 3820-01-246-4276 Manual
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SERVICE MANUAL INTRODUCTION Introduction 4. Incorrect Injection lines - I.D. larger than specified for application. 5. Incorrect fuel inlet supply line, filter to injection pump or I.D. larger than specified. 6. Loose delivery valve assembly PROBLEM: EXCESSIVE ENGINE SPEED (RPM) REASON OR CAUSE: 1. Inaccurate tachometer. 2. Misadjusted injection pump. 3. Defective injection pump. PROBLEM: EXCESSIVE CRANKCASE PRESSURE REASON OR CAUSE: 1. Operator error ... a. gauge inaccurate - cross check using water manometer b. using wrong specification or test procedure 2. Worn piston or sleeve due to dirt... 3. Dirty or restricted crankcase breather element. 4. Cylinder head gasket leakage. 5. Broken piston rings. 6. Stuck piston rings. 7. Improper maintenance procedures. PROBLEM: HIGH COOLANT TEMPERATURE REASON OR CAUSE: 1. Defective... a. gauge b. radiator (plugged tubes or fins) c. radiator cap d. water pump 2. Low coolant level. CGES-185-3 PRINTED IN UNITED STATES OF AMERICA Page 40

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