Technical Manuals

• TM 1-1520-238-23-1 Aviation Unit And Intermediate Maintenance Manual Helicopter, Attack, AH-64 Apache (NSN 1520-01-106-9519) (EIC: RHA) Aircraft General
• TM 1-1520-238-23-3 Aviation Unit And Intermediate Maintenance Manual Helicopter Attack AH-64A Apache (NSN 1520-01-106-95-19) (EIC: RHA) Power Plants-Rotors
• TM 1-1520-238-23-6 Aviation Unit And Intermediate Maintenance Manual Helicopter, Attack, AH-64 Apache (NSN 1520-01-106-9519) (EIC: RHA) Fuel System
• TM 1-1520-238-PM Phased Maintenance Inspection Checklist For Army AH-64 Helicopter
• TM 1-1520-238-PMS 10 Hour/14 Day Inspection Checklist For Army AH-64 Helicopter

Modification Work Orders

• MWO 1-1520-238-20-02 Modification Of Attack Helicopter AH-64A To Replace M43 Slide Mount Bracket Assembly P/N 5-1-1317 With M48 Bracket Assembly, Kevlar Panel P/N 5-1-3502 NSN 1520-01-106-95-19
• MWO 1-1520-251-20-01 Modification Of Attack Helicopter AH-64D To Replace M43 Slide Mount Bracket Assembly P/N 5-1-1317 With M48 Bracket Assembly, Kevlar Panel P/N 5-1-3502 NSN 1520-01-455-8250

Technical Bulletins

• TB 1-1520-238-20-70 Replacement Of The Inboard Balance Weight Attachment Bolts On AH-64 Helicopters
• TB 1-1520-238-20-76 Fleetwide One Time Replacement Power Unit (APU) Fuel Nozzle Gasket (P/N 3612610-1), On All AH-64 Aircraft
• TB 1-1520-238-20-78 Retirement Life Change For Main Rotor Drive Shaft P/N 7-211350021 For All AH-64 Aircraft
• TB 1-1520-238-20-79 One Time Fleetwide Inspection On All AH-64 Aircraft To Correct Installation Of The D-1 Fuel Adapter To Original Position If Rotated IAW AH-64-96-ASAM-09, Cancellation
• TB 1-1520-238-20-82 One-Time Inspection Of Shear pin Activated Decoupler (SPAD) PIN, MS9462-05(6) On AH-64 Helicopters
• TB 1-1520-238-20-83 Fleet Wide One Time Inspection Of Forward Fuel Cell Discrepant Filler Necks
• TB 1-1520-238-20-84 inspection Of IR Jammer Power Leads For Chafing Against Bellcrank
• TB 1-1520-238-20-85 inspection For Removal Of Unused Connection Pin Due To Arcing During Installation And Subsequent Damage To Surrounding Pin Area
• TB 1-1520-238-20-86 Inspection Of Number 2L Stringer For AH-64 Aircraft Having Accumulated 1750 Or More Flight Hours
• TB 1-1520-238-20-87AH-64 Inspection Of The No. 1 Stringer At Fuselage Station (FS) 383

• TB 1-1520-238-20-88 AH-64 Inspection Of Fuselage Station (FS) 176 Frame For Cracking Around The Web On Aircraft Manufactured Prior To Tail number 84-25351
• TB 1-1520-238-20-89 One Time And Recurring Inspection Of Main Rotor Strap Pack Outboard Bolts And Lead Lag Link Teflon Sleeve Bearings For All AH-64 Aircraft
• TB 1-1520-238-20-91 One Time And Recurring Inspection, Modification And Repair Of 7-311140134 Engine Nacelle Longerons For AH-64 Helicopters
• TB 1-1520-238-20-92AH-64 Captive Boresight Harmonization Kit (CBHK) P/N 7-362300003-603
• TB 1-1520-238-20-93 All AH-64 Aircraft Area Weapons System Operation
• TB 1-1520-238-20-94 initial And Recurring Inspection Of Bucs Servocylinders For Correct Electrical Null, AH-64 And Ah-64D Helicopters
• TB 1-1520-238-20-95 Initial And Recurring Inspection Of Main Rotor Retention Nuts, AH-64 Helicopters
• TB 1-1530-238-20-96 One Time And Recurring Inspection Of The Main Rotor Strap Pack Outboard Bolt All AH-64 Aircraft
• TB 1-1520-238-20-97 Inspection Of Main Rotor Hub D R W Plate Bolt Holes And Main Rotor Drive Plate Bolts All AH-64 Aircraft P/N HS5531-9-14 NSN 5306-01-305-6065
• TB 1-1520-238-20-99 One Time Inspection Of The Main Transmission AH-64 Helicopters

• TB 1-1520-238-23-1 Announcement Of Approval And Release Of Nondestructive Test Equipment Inspection Procedure Manual
• TB 1-1520-238-30-14 Vertical Stabilizer Working Rivets On All AH-64A Helicopters
• TB 1-1520-238-30-15 Tail Rotor (T/R) Head Assembly Installation And Inspection
• TB 1-1520-238-30-16 Installation Procedures For Replacing Main Landing Gear Shock Strut Structural Supports P/N's 7-311113409-1/-2/-2/-4 With Improved Shock Strut Structural Supports 7-311113709-1/-2 On AH-64 Helicopter
• TB 1-1520-251-20-01 Ah-64D Aircraft Flight Restrictions And Emergency Procedures For Unexpected Loss Of Aircraft Electrical Power
• TB 1-2840-248-20-3 Yellow And Blue Wire Harness Insulation Resistance Check For All AH-64A Aircraft With T700-GE-701 Engines
• TB 1-2840-248-20-20 Periodic Inspection And Replacement Of Yellow And Blue Engine Harness, RCS CSGLD-1860 (R1), On All AH-64 Helicopter Equipped With T700-GE-701 Engines
• TB 1-2840-248-20-21 One Time Inspection Of All AH-64 Series Aircraft T700-GE-701 Engines Part Number 6044T06G01, NSN 2840-01-114-2211