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ARMY TM 9-2815-260-24 AIR FORCE TO 38G1-126-2 MARINE CORPS TM 09244A/09245A-24 5-24 (13) Examine the Transfer Pump Regulator Assembly.  Refer to Figure 5-26. (a) Examine the face of the regulator where the transfer pump blades ride.  The face may be lapped with fine grit lapping compound if light wear is present. (b) Examine the regulating piston bore and transfer pressure regulating slot for wear or damage.  Replace the regulator locating pin if bent or broken. (c) Replace the Transfer Pump Regulator Assembly if found defective. FIGURE 5-26.  TRANSFER PUMP REGULATOR ASSEMBLY. (14) Examine the Metering Valve and Arm Assembly.  Refer to Figure 5-27. (a) Inspect the metering valve arm to be sure the pin on which the linkage hook rides is tightly mounted to the arm. NOTE The appearance of the valve is not the best criteria for determining if a valve should require replacement.  The pump's ability to pass the test specifications, along with shut-off requirements should be the best guide as to whether the valve is replaced or not. (b) Check the valve to ensure it is securely attached to the arm.  Examine the valve for excessive scoring.    (c) Replace the Metering Valve and Arm Assembly if found defective.


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