TM 10-4320-344-242.12.14 Cooling Duct Assembly and Outlet Duct Frame Assembly Maintenance, Model 609-C.This task covers:2.12.14.1 Removal2 .12 .1 4 . 3 R e p a ir2 .12 .1 4 . 2 I n s p e c t i on2 .12 .1 4 . 4 I n s t a l l a t i onINITIALSETUPToolsEquipment Conditions(Continued)General Mechanic’s AutomotiveLeft Side Panel Assembly removed, paragraphTool Kit, Appendix B, Section2 .12 .8.I I I,Item 1End Panel Assembly removed, paragraphMaterial/Parts2.12.11.Gaskets (TM 10-4320-344-24P)Muffler removed, paragraph 2.13.2.Lock Washers (TM 10-4320-344-24P)General Safety InstructionsEquipment ConditionsTo prevent rolling or sliding, do not workPumping station shut down, TMon equipment that is not securely10-4320-344-10.s t a b i l i z e d .Top Panel Assembly removed,DO not work on equipment without followingparagraph 2.12.4.standard shop safety precautions.2.12.14.1 Removal.a .Remove and disassemble outlet duct frame assembly (Figure 2-25, 1) as follows:(1) Remove fourteen screws (2) and lock washers (3). Discard lock washers (3).(2) Remove eight nuts (4), lock washers (5), and screws (6). Discard lockwashers (5).(3) Remove two nuts (7), screws (8), and outlet duct frame assembly (1).(4) Remove twenty-two nuts (9), flat washers (10), lock washers (11), and screws(12).Discard lock washers (11).(5) Remove and discard gasket (13).b.Remove screws (14) and end cover screen (15) from cooling duct assembly (16).c.Remove screws (17) and back screen (18) from cooling duct assembly (16).d .Remove twenty-seven nuts (19), bolts (20), and cooling duct assembly (16) frombulkhead panel assembly (21) and support frame assembly (22).2.12.14.2 Inspection.a.Inspect cooling duct assembly (16) for deterioration or damage to insulationmaterial.b .Inspect outlet duct frame assembly (1), end cover screen (15), cooling ductassembly (16), and back screen (18) for damage.2.12.14.3 Repair.a.Replace damaged or deteriorated insulation material on muffler side of coolingduct assembly (16).Refer to Appendix D to manufacture new insulationmaterial.2-73
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