CHAPTER 13: MAINTENANCE OF APUTM 9-2350-256-2013-2 REPLACE/SERVICE APU ENGINE AIR CLEANER, FILTER, AND AIR INTAKETUBES--Continued2 Install APU access cover (see paragraph 9-49).3 Install APU air cleaner (3) and gasket (4) with four screws (5) and four new lockwashers (6).4 Install air intake tube (1) with two clamps (2).13-3 REPLACE APU COOLING AIR EXHAUSTTHIS TASK COVERSa. Removalb. InstallationINITIAL SET-UPTools:Parts:Equipment Condition:Tool kit, general mechanic'sLockwashers (3) (Appendix G,APU access cover removed (see(Appendix C, item 53)item 118)paragraph 9-49)a. REMOVAL1 Loosen two clamps (1).2 Remove APU cooling air exhaust (2) by removingthree screws (3) and three lockwashers (4).3 Remove duct (5) and two clamps (1).b. INSTALLATION1 Install duct (5) and two clamps (1).2 Install APU cooling air exhaust (2) with threescrews (3) and three new lockwashers (4).3 Tighten two clamps (1).NOTEFollow-on maintenance: Install APU access cover(see paragraph 9-49)13-4
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