3-39. FUEL INJECTOR PUMP THROTTLE SHAFT AND GOVERNOR ASSEMBLY MAINTENANCE (Cont)

3-39. FUEL INJECTOR PUMP THROTTLE SHAFT AND GOVERNOR ASSEMBLY MAINTENANCE (Cont) - TM-9-2320-289-34_208

/.25ton/TM-9-2320-289-34 CUCV Series Trucks at intermediate direct support and general support level Manual
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TM 9-2320-289-34 3-39. FUEL INJECTOR PUMP THROTTLE SHAFT AND GOVERNOR ASSEMBLY MAINTENANCE (Con’t). CAUTION Never use an abrasive to clean metering valve (13). Failure to follow this caution may result in damage to fuel injector pump housing (l). 2. Place metering arm (14), metering spring (12), and metering valve (13) assembly in its bore and rotate several times to ensure freedom of movement. If metering valve sticks, clean with calibration fluid and try again. Replace metering valve if it continues to stick. 3. Position governor linkage (16) assembly in fuel injector pump housing (1) and allow to hang over side. 5. Install spacer (17) and 2 new seals (18) on throttle shaft (2). Ensure that seals completely seat on throttle shaft grooves. Install throttle shaft in fuel injector pump housing (1). 6. Rotate throttle shaft (2) to high idle throttle position. With governor assembly (15) between thumb and forefinger, install block (19) on throttle shaft. Rotate throttle shaft back to low idle position until governor assembly is in position, TA50730 3-133

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