TM 5-5420-278-24&P0018 000018 00-4Table 1. Unit Preventive Maintenance Checks and Services for Ramp Bay.ITEM TOITEMCHECK/EQUIPMENT NOTNO.INTERVALSERVICEPROCEDUREREADY/AVAILABLE IF:12~1Semi-Left front annuallytrunnion (1)a. Inspect trunnion for cracks or brokenwelds.b. Ensure trunnion will properly secure inlock.a. Cracked orbroken welds noted.Any visible hole willdeadline bay.b. Trunnion will notproperly secure inlock.2Semi-Left stabilizer annuallyassembly (2)Inspect left stabilizer assembly for cracks,if bent, or if pins are loose or missing.Stabilizer is crackedor bent, or pins areloose or missing.
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