B-24N - MCR's

Fri Sep 20, 2013 12:28 am

Hi

Anyone have further details or references for the following Master Change Record identified for B-24N-1-FO 44-52052 and I assume subsequent?

I note some of these suggested changes are earlier than those proposed for late Consolidated and Ford B-24M's

thanks

Mark

MCR 132AA Oxygen System - Changes in Compliance with Specification No. 40363-B.
MCR 132AG-2 Demand Oxygen System - Replacement of A-4 cylinder and A-13 regulator in in lieu of A-6 Cylinder and A-15 regulator.
MCR 132W Demand Oxygen System - installation of file-resistant felt lining.
MCR 138Y-2 Side Waist Guns - Addition of cut-out switch to ammunition booster motor.
MCR 164C-1 Engines - Installation of R-1830-75 in lieu of R-1830-65.
MCR 164C-2 R-1830-75 Engines - Installation of nacelle cowling.
MCR 164C-3 R-1830-75 Engines - Installation of nacelle ducts.
MCR 164C-4 R-1830-75 Engines - Installation of front exhaust stack shroud.
MCR 164C-5 R-1830-75 Engines - Installation of hydraulic, oil and vacuum systems.
MCR 164C-6 R-1830-75 Engines - Installation of electrical equipment.
MCR 164C-7 R-1830-75 Engines - Installation of two-piece nose ring.
MCR 164C-8 R-1830-75 Engines - Installation of flak deflector plates for access bay and oil tank bays.
MCR 164C-9 R-1830-75 Engines - Installation of inter-cooler duct and shutters.
MCR 164C-10 R-1830-75 Engines - Installation of quick disconnect for cowl flap jacks.
MCR 171A Carburettor Air Filter - revision of filter attachment.
MCR 193E Bombardier’s Glide and Climb Angle Chart - addition of pertinent information.
MCR 361F Nose Landing Gear - redesign of position switch.
MCR 367E-2 Thermometer Installation - Installation of C-13B thermometer for pilot's V-shaped windshield
MCR 369A-1 Single Fin Empennage - Installation
MCR 369A-2 Single Fin Empennage - Revision of fuselage
MCR 369A-3 Single Fin Empennage - Relocation of formation and running lights.
MCR 369A-4 Single Fin Empennage - Relocation of electrical equipment.
MCR 369A-5 Single Fin Empennage - Revisions in hydraulic and fire extinguisher systems.
MCR 369A-6 Single Fin Empennage - Installation of trim revisions.
MCR 369A-7 Single Fin Empennage - Installation of decalcomanias and stencils.
MCR 369A-8 Single Fin Empennage - Installation of type A-3F Martin top turret with profile interrupter.
MCR 369A-9 Single Fin Empennage - redesign of tail turret ammunition feed system.
MCR 369B-1 Single Fin Empennage - Installation of controls.
MCR 466H-7 Tail Turret - Mounting revisions for A-6C (or A-6D).
MCR 466M Tail Turret - Installation of A6D in lieu of A6-C.
MCR 472M Martin Top Turret - Addition of degree markings to turret ring.
MCR 515G-6 Cabin Heating System - Revision under pilot's floor.
MCR 515G-7 Cabin Heating System - Revisions aft of station 7.3.
MCR 515J Cabin Heat - Installation of improved type shut-off valves.
MCR 558B Turbosupercharger - Installation of turbohoods.
MCR 590C Propeller feathering Systems - relocation of switches.
MCR 645A Navigation Radio Aid - Installation of AN/APN-9 and ARI-5083 provisions.
MCR 660 Oxygen panels - Installation of standardised personnel equipment panel.
MCR 663A Hydraulic System, Bomb Bay, Electric Panel - Installation of starbird pressure switch and relay.
MCR 664A-1 Emerson Ball Turret in Nose - Structure.
MCR 664A-2 Emerson Ball Turret in Nose - Furnishings.
MCR 664A-3 Emerson Ball Turret in Nose - Trim.
MCR 664A-4 Emerson Ball Turret in Nose - Armament.
MCR 664A-5 Emerson Ball Turret in Nose - Hydraulics.
MCR 664A-6 Emerson Ball Turret in Nose - Electrical.
MCR 664A-7 Emerson Ball Turret in Nose - Radio.
MCR 675B Carburettor Air - Installation of by-pass system.
MCR 676A RCM Equipment - Installation of provisions.
MCR 682 Heat Exchanger - Change to external rammed-air scoop.
MCR 688 Radio - Installation of Collins radio.
MCR 501-2550 Antenna - removal of dog leg antenna plates.

Source: Consolidated Vultee Field Service Bulletin 15 May 1945 pp144-145