TM 5-5420-278-24&P0018 000018 00-6Table 1. Unit Preventive Maintenance Checks and Services for Ramp Bay (Contd).ITEM TOITEMCHECK/EQUIPMENT NOTNO.INTERVALSERVICEPROCEDUREREADY/AVAILABLE IF:12134~5Semi-Lower drain annuallyplugs (1)Inspect drain plugs for cracks or brokenwelds.Cracked or brokenwelds noted.6Semi-Right drain annuallyplug (2)Inspect drain plug for cracks or brokenwelds.Cracks or brokenwelds noted.7Semi-Right rear annuallytrunnion (3) and wear cap (4)Inspect right rear trunnion and wear capfor cracks, broken welds, or missing wearcap.Cracked, brokenwelds, or missingwear cap noted. Any visible hole willdeadline bay.
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