TM 9-2320-361-34 I 15-10. DISCHARGE VALVE REPAIR (M50A2) (Contd) WARNING Eye protection must be worn during discharge valve internal spring load test. Failure to do so may result in injury to personnel. NOTE Perform step 13 for testing new or used discharge valve internal spring prior to assembly. 13. Check load on spring (4). Refer to table 15-1, Discharge Valve Wear Limits, for measurements. Replace spring (4) if load is incorrect. 15-39