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Diamond Aircraft DA 40 Series Maintenance Manual
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Diamond Aircraft DA 40 Series Maintenance Manual

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DA 40 Series AMM
This temporary revision is approved in conjunction with the Mandatory Design Change Advisory MÄM 40-
1037 and is valid in conjunction with the Airplane Maintenance Manual (AMM) until this temporary revision
has been incorporated into the AMM.
The limitations and information contained herein either supplement, or in the case of conflict, override those
in the AMM.
The technical information contained in this document has been approved.
Doc. No.
6.02.01
Doc # 6.02.01
AMM-TR-MÄM 40-1037
AIRCRAFT MAINTENANCE MANUAL
TEMPORARY REVISION
AMM-TR-MÄM 40-1037
Section
05-28-50
05-50-00
32-20-00
COVER
NLG Inspection & Maintenance
AIRCRAFT
Affected Pages
Temporary Revision
3 to 8
9 to 14
15 to 18
Page 1
13 Jul 2020

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Summary of Contents for Diamond Aircraft DA 40 Series

  • Page 1 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT AIRCRAFT MAINTENANCE MANUAL TEMPORARY REVISION AMM-TR-MÄM 40-1037 This temporary revision is approved in conjunction with the Mandatory Design Change Advisory MÄM 40- 1037 and is valid in conjunction with the Airplane Maintenance Manual (AMM) until this temporary revision has been incorporated into the AMM.
  • Page 2 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT FILING INSTRUCTIONS Print this temporary revision single sided on 8.5 x 11 inch yellow paper. Insert the COVER pages as the first pages of the AMM. Insert the pages of this temporary revision as indicated in the table below.

  • Page 3: Maintenance Checklist Airframe

    Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Section 05-28-50 Maintenance Checklist Airframe Note: The items of the Major Structural Inspection (MSI) are included in the maintenance checklist of the airframe and identified by the term ‘MSI’ in the ‘Time’ column.
  • Page 4 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 100 hr items marked X* apply to US registered airplanes only Inspection Items 100 200 1000 2000 Time Initials Examine the safety hook mechanism. (Refer to Section 52-10). Examine the carbon hinges for cracks. (Refer to Section 52-10).
  • Page 5 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 100 hr items marked X* apply to US registered airplanes only Inspection Items 100 200 1000 2000 Time Initials Remove the main and nose wheels. Clean and lubricate the bearings (Refer to Section 12-20).
  • Page 6 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 100 hr items marked X* apply to US registered airplanes only Inspection Items 100 200 1000 2000 Time Initials Examine these components on LH and RH sides for dis-bonding, delamination and damage: The center section top and bottom shells.
  • Page 7 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 100 hr items marked X* apply to US registered airplanes only Inspection Items 100 200 1000 2000 Time Initials Examine the elastomeric spring. Look specially for: Looseness. Tighten if necessary. (Refer to Section 32-20).
  • Page 8 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 100 hr items marked X* apply to US registered airplanes only Inspection Items 100 200 1000 2000 Time Initials Install the nose wheel fork. Do a test for play and caster friction (refer to Section 32-20).

  • Page 9: Unscheduled Maintenance Checks

    Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Section 05-50 Unscheduled Maintenance Checks 1. General Unscheduled maintenance checks are necessary after any incident that could cause damage to the airplane. 2. Hard Landing Check Figure 1 shows the hard landing check areas. You must do a hard landing check when the pilot makes a report of a hard landing.
  • Page 10 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Detail Steps/Work Items Key Items Examine the tires. Look specially for cuts in the Refer to Section 32-40. side walls. Examine the wheel rims. Look specially for deformation of the flanges.
  • Page 11 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Details Steps/Work Items Key Items Examine the elastomer pack center tube: Refer to Section 32-20. Remove the elastomer pack. Remove the elastomer elements. Examine the elastomer pack center tube:...
  • Page 12 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Detail Steps/Work Items Key Items Examine the engine mount points on the firewall. Examine the propeller. Look specially to see if the propeller has touched the ground. If the adjustable front seats ( OÄM 40-252 or OÄM 40-375 ) are installed:...
  • Page 13 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Figure 1: Hard Landing Check Areas - Nose Landing Gear and Firewall 05-50-00 Doc # 6.02.01 Page 13 AMM-TR-MÄM 40-1037 13 Jul 2020...
  • Page 14 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Figure 2: Hard Landing Check Areas - Main Landing Gear 05-50-00 Doc # 6.02.01 Page 14 13 Jul 2020 AMM-TR-MÄM 40-1037...
  • Page 15 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 5. Adjust the Nose Wheel Steering Friction Steering friction prevents nose wheel shimmy. A. Equipment Item Quantity Reference Padded trestle. Commercial. Weight and strap. Commercial. Spring balance Commercial. B. Procedure...
  • Page 16 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 6. Nose Wheel Balancing Always have the nose-wheel balanced before installation. Apply a Force of 30 - 50 N (6.75 - 11.25 lb.) in both Directions along the Line of the Axle...
  • Page 17 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT 7. Remove/Install the NLG Fork Assembly A. Equipment Refer to Chapter 07-10-00 for the equipment required for jacking the aircraft. B. Remove the NLG Fork Assembly Detail Steps/Work Items Key Items/References Jack the Aircraft.
  • Page 18 Temporary Revision DA 40 Series AMM NLG Inspection & Maintenance AIRCRAFT Figure 5: NLG Fork Assembly 32-20-00 Doc # 6.02.01 Page 18 13 Jul 2020 AMM-TR-MÄM 40-1037...