Top of Page| Maintenance Manuals |
| HTCM-001 Main Rotor Blades (Installation and Maintenance), Revision G, dated 01/11/08, MDHI Models 369A, H, HE, HM, HS, D ,E, FF, 500N and 600N. 50 pages |
| HTCM-002 Tail Rotor Blades (Installation and Maintenance), Revision C, dated 11/22/04, MDHI Models 369A, H, HE, HM, HS, D ,E, FF, 45 pages |
| HTCM-003 superceeded by HTCM-001 |
| Mandatory Service Bulletins and Service Notices |
| 2100-2R2 Inspection of Main Rotor Blade (Mandatory Service Bulletin), Revision R2, date 11/14/02, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 500N, 600N, 2 pages |
| 2100-3R3 Main Rotor Blade Torque Event (TE) Inspection (Mandatory Service Bulletin), Revision R3, date 01/05/2004, MDHI Models 369D, E, FF, 500N, 600N, 3 pages |
| 2100-4R2 Main Rotor Blade Corrosion Inspection and Protection (Mandatory Service Bulletin), Revision R2, date 12/23/05, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 500N, 600N, 5 pages |
| 3100-1 Tail Rotor Blade Tip Weight Retention Bolt Inspection (Service Notice), Revision N/C, date 06/17/03, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 3 pages |
| 3100-2 Tail Rotor Blade Control Arm Bushing Sealing (Service Notice), Revision N/C, date 06/17/03, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 3 pages |
| 3100-3 Tail Rotor Blade Pitch Arm Bushing Bore Fit Check (Service Notice), Revision N/C, date 02/28/07, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 3 Pages. |
| 3100-4R4 Tail Rotor Blade Abrasion Strip Tab Test and Modification (Manditory Service Bulletin), Revision R4, date 05/10/06, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 4 pages |
| Airworthiness Directives |
| AD #2000-25-52, Emergency Airworthiness Directive (EAD), date 12/05/00, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 500N, 3 pages |
| AD #2003-08-51, Emergency Airworthiness Directive (EAD), date 04/15/00, MDHI Models 369A, H, HE, HM, HS, D, E, F, FF, 4 pages |
| AD # 2005-21-02, Airworthiness Directive (AD), date 11/01/05, MDHI Models 369D, E, FF, 500N, 600N, 2 pages |
| AD # 2008-15-03, Airworthiness Directive (AD), date 09/03/08, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 2 pages |
| Alternate Means of Compliance (AMOC) Letters |
| Alternate Means of Compliance (AMOC) for AD 96-10-09, dated 10/10/96, MDHI Models 369D, E, 2 pages |
| Alternate Means of Compliance (AMOC) for AD 96-10-09, dated 03/17/98, MDHI Models 369A, H, HE, HM, HS, 1 page |
| Alternate Means of Compliance (AMOC) for AD 2003-08-51, dated 06/13/03, MDHI Models 369A, H, HE, HM, HS, D, E, FF, 2 pages |
| Memos |
| Interchangeability Clarification Memo, dated 05/15/03, MDHI Models 369D, E, 2 pages |
| Interchangeability Clarification Memo, dated 05/15/03, MDHI Models 369FF, 500N, 600N, 2 pages |
| Replacement Pitch (Feathering) Bearings for HTC Tail Rotor Blade, dated 04/25/07, MDHI Models 369A, H, HE, HM, HS, D, E, FF 1 page |