Quantcast f.  Installation - TM-9-2815-225-34P_449

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TM 9-2815-225-34&P 3-61.  FUEL PUMP FRONT COVER AND GOVERNOR REPAIR (Contd) LOCATION/ITEM ACTION REMARKS e.  Assembly (M915A1/Big Cam III) (Contd) 33.     Weight-assist plunger (22), b.  Add enough shims (23) to back shims (23), and spring (24) of spring (24) to make weight-assist (Contd) plunger (22) protrude above gasket face of cover assembly (8). c.  Check protrusion of weight-assist plunger (22) as follows: (1) Put plunger protrusion check- Use plunger protrusion checking ing tool (39) on surface of cover tool (ST-1241). assembly (8). (2) Put contact point of dial indicator on 12-in. diameter, 1-in. long gauge pin and zero dial indicator. (3) Measure protrusion of weight- Dial indicator will give weight assist plunger (22). direct reading of protrusion.  If protrusion is below 0.800 in. (20.32 mm), add shims.  If protru- sion is above 0.800 in. (20.32 mm), remove shims or grind end of weight-assist plunger (22) if no shims (23) are in use. f.  Installation 34.     New cover-to-fuel pump Place on dowel pins of fuel pump See illustration. gasket (21) main housing (34). 35.     Fuel pump main housing a.  Install on fuel pump front Position governor weight housing (34) with cover-to-fuel pump cover assembly (1). carrier horizontally and hold gasket (21) governor weights while installing fuel pump main housing (34). Ensure governor weights are prop- erly engaged with tang on gover- nor plunger. b.  Secure with screw (30), new Tighten all screws to 9-11 lb-ft plastic bushing seal (31), (12-15 Nm). screw (29), lockwasher (28), washer (27), and five captive washer screws (26). 36.     Fuel pump front cover Remove from mounting plate assembly (1) (32) and ball joint vise (33). 3-418


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