TM 5-4220-227-146-7. View Port Assembly.This task covers:a. Replaceb. RepairINITIAL SETUPToolsMaterials/Parts (Cont)General Mechanic's Tool KitCloth, Lint Free (Item 6, Appendix E)(NSN 5180-00-177-7033)Halocarbon Grease (Item 13, Appendix E)Materials/PartsPersonnel RequiredView Port AssemblyTwoGasketPreformed PackingEquipment ConditionDetergent, Nonionic (Item 8, Appendix E)Distilled Water (Item 9, Appendix E)Chamber shut down (para. 2-15).a. Replace. (figure 6-4)NOTEThere are four view port assemblies. Replacement of each view port is the same.(1)Remove eight screws (1), plate (2), and seal (3).(2)Then have second person on outside, gently tap and/or push with his hand on view port assembly until personinside can remove window lens (4) and gasket (5) from mounting flange (6).(3)Install gasket (5), window lens (4), and seal (3) on mounting flange (6).(4)Install plate (2) and secure with eight screws (1).6-12
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business