TM 5-5420-278-100068 000068 00-5LOWER LOCK-DRIVE ASSEMBLY SERVICENOTECleaning and lubrication of lower lock-drive assembliesare the same for IRB-R and IRB-I. Interior bay isshown.1.Clean area around connecting pin (3), bellcrank pins (4), and jackscrewtrunnions (2) prior to lubricating. Refer to WP 0066 00 for general cleaninginstructions.2.Lubricate threads of jackscrew (1) with oil (Item 5, WP 0072 00), andremove excess oil with clean rags.3.Grease connecting pin (3) and bellcrank pins (4) (Item 12, WP 0072 00).LOWER LOCK-DRIVE ASSEMBLY, INTERIOR BAY21434
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