IDLER HUB ASSEMBLY REPAIR

TM-9-2350-292-20-2 Recovery Vehicle Heavy Full-Tracked: M88A2 (NSN 2350-01-390-4683) (EIC:ACQ) Manual
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TM 9--2350--292--20--2 0394 00--1 IDLER HUB ASSEMBLY REPAIR 0394 00 THIS WORK PACKAGE COVERS: Removal, Disassembly, Assembly, Installation INITIAL SETUP: Tools and Special Tools General mechanic’s tool kit (item 1, WP 0717 00) Seal inserter (item 45, WP 0717 00) Remover/replacer handle (item 4, WP 0717 00) Face wrench socket (item 3, WP 0717 00) Torque wrench (item 2, WP 0717 00) Torque wrench (item 21, WP 0717 00) Socket wrench set (item 89, WP 0717 00) Bearing inserter set (item 61, WP 0717 00) Bearing inserter set (item 7, WP 0717 00) Socket wrench socket (item 62, WP 0717 00) Socket wrench adapter (item 38, WP 0717 00) Materials/Parts Lockwashers (14) (item 2, WP 0718 00) Gasket (item 150, WP 0718 00) Gasket (item 149, WP 0718 00) Flat washer (item 7, WP 0718 00) Preformed packing (item 146, WP 0718 00) Dry--cleaning solvent (item 1, WP 0716 00) Lubricant (item 3, WP 0716 00) Equipment Conditions Solid rubber idler wheel removed (WP 0386 00) Personnel Required Two NOTE This task applies to left or right side idler hub assemblies. Removal 1. Remove six screws (1), six lockwashers (2), access cover (3), gasket (4) and spring (5) from hub assembly (6). Discard lockwashers and gasket. 2. Straighten edges of bearing nut lock (7) and remove bearing nut (8), bearing nut lock (7) and flat washer (9) from idler arm assembly (10). 3. Remove adjusting nut (11) and bearing (12) from idler arm assembly (10). 4. Remove hub assembly (6) and preformed packing (13) from idler arm assembly (10). Figure 186 FORWARD 1 2 3 4 5 8 9 11 7 12 6 10 ARMOR SKIRTS REMOVED FOR CLARITY 13

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