TM 5-4320-302-145-17.COOLING AIR BLOWER (CONT)Location/ItemActionRemarks11. Blower jacketCheck area of jacket into which the bottom roller isinstalled for physical damage or corrosion that wouldindicate roller is rubbing jacket during operation. Checkinside diameter of jacket for corrosion or damage thatwould prevent reuse of blower jacket. Check insidediameter for discoloration caused by overheatedbearings. Check circlip groove for damage that wouldprevent proper seating of circlip during installation.REPAIR12. All reusablea.Remove corrosion from components using P-C-1673componentsemery cloth or P-C-458 crocus cloth.b.Remove surface damage and blend in damagedareas of components using P-C-1673 emerycloth or P-C-458 crocus cloth. Remove sharp edgescaused by wear or repair effort.13. Blower jacketRepair surfaces from which paint has been removed ordamaged. Sand area to be painted using P-C-1673emery cloth or P-C-458 crocus cloth. Sand down edgesof good paint until transition from painted area to area tobe painted is smooth with no visible difference in height.Roughen good paint surrounding area to be painted.Refinish blower jacket in accordance with MIL-T-704,Type A color as specified.ASSEMBLY14. BushIf bush was removed from quill shaft, press quill shaftinto bush.15. Ball bearingsPack with MIL-G-18709 grease. Press onto quill shaft.Seat against bush.5-51
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