TM 5-4610-223-12 Table 3-1.Operator/Crew Preventive Maintenance Checks and Services - Cont NOTE:  Within designated interval, these checks are to be performed in the order listed. B - Before A - After M - Monthly D - During W - Weekly C - Combat Operability Check Interval Item to be Procedures Equipment will Item Inspected Check for and have repaired be reported Not No. B D A W M C or adjusted as necessary. Ready (Red) if: 18 Circuit Inspect the circuit breaker Circuit breaker Breaker for cracks in the case, and is defective or test the toggle to make sure missing. it has a distinct snap when it is operated. 19 Start-Stop Inspect the terminal lugs Switches are Control for looseness or damaged found defective. threads. Inspect the switches for cracks and faulty pushbuttons. 20 Wet Well Inspect the globe and recep- Indicator tacle for cracks and other Light damage. 21 Buzzer Inspect buzzer for cracks or other damage. 22 Power Inspect the receptacle con- Receptacles nector for cracks, and burned or loose terminal lugs and for failure to hold the plug connector firmly when it is inserted. 23 * Electrical Inspect door hinge for Control operating condition and Panel cabinet assembly for Circuit obvious damage. 3-9