DISASSEMBLY - TM-9-2350-256-20

REPLACE/REPAIR ENGINE COOLING FAN VERTICAL SHAFT OIL SEALS

REPLACE/SERVICE ENGINE OIL COOLERS AND SCREENS

TM-9-2350-256-20 Carrier Cargo Tracked 6-Ton M548A1 (2350-01-096-9356) M548A3 2350-01-369-6081 Manual
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CHAPTER 5: MAINTENANCE OF ENGINE COOLING SYSTEM TM 9-2350-256-20 5— 5 REPLACE/REPAIR ENGINE COOLING FAN VERTICAL SHAFT OIL SEALS-Continued 5 Remove gasket (7) from fan drive housing cover (5). 6 Clean fan drive housing cover (5), removing dried adhesive. b. DISASSEMBLY Drive or press oil seal (8) from oil seal housing (9). c. ASSEMBLY CAUTION Use care to prevent sealing compound from contacting felt. 1 Coat flange face of new oil seal (8) with sealing compound. 2 Position new oil seal (8) in oil seal housing (9) with lip of seal toward flange surface of housing. 3 Press new oil seal (8) in oil seal housing (9) until seal seats against housing flange. 4 Remove excess sealing compound. d. INSTALLATION 1 Install new gasket (7) in fan drive housing cover (5). 2 Install oil seal housing assembly (4) in fan drive housing cover (5) using six flat washers (3) and six screws (2). 3 Install cooling fan (see paragraph 5-2) and operate engine (refer to TM 9-2350-256-10) for a short period. Stop engine, remove cooling fan, and check for oil leaks around seal. 4 Install new lockwire (1) through screws (2). NOTE Follow-on maintenance: Install cooling fans (see paragraph 5-2) 5— 8

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