(5) Put the adjustable access platform in the applicable position, at the zone 120, 731, 741.
Subtask 32-31-00-110-053
R R C. Clean the Inspection Area
R R (1) Use MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-026) to clean and dry: - the areas to be examined around the MLG uplocks, door uplocks and pins - the areas to be examined around the NLG uplock, door uplock and rollers.
4. Procedure_________
(Ref. Fig. 601/TASK 32-31-00-991-002, 602/TASK 32-31-00-991-003)
Subtask 32-31-00-210-050
A. Detailed Visual Inspection of the Landing Gear Uplock, Door Uplock Units and Pins
(1) Do an inspection of the MLG uplocks and door uplocks as follows:
(a) Examine the MLG uplocks, door uplocks and their related mounting brackets for damage, cracks and corrosion.
R R (b) Examine the uplock hooks and guide plates for damage, cracks and corrosion.
(c) Examine the protective finish for damage.
(d) Make sure that the MLG uplocks, door uplocks and their related mounting brackets are correctly installed and in safety.
(e) Examine the hydraulic connections to the uplock actuator assemblies for damage and oil leaks.
R (f) Examine the strut assemblies for damage, cracks and corrosion.
R (g) Make sure that the strut assemblies are correctly installed and in safety.
MLG Uplocks, Door Uplocks and Pins.
Figure 601/TASK 32-31-00-991-002
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NLG Uplock, Door Uplock and Rollers.
Figure 602/TASK 32-31-00-991-003
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R (h) Examine the proximity sensors to make sure they are correctly
installed and in safety.
R (i) Examine the proximity sensor cables and electrical connectors for damage and make sure they are correctly installed.
R (j) Examine the identification plates and labels on the MLG uplocks and door uplocks to make sure they are correctly installed.
R (k) Make sure the bonding straps are correctly installed.
(2) Do an inspection of the MLG leg and door uplock pins as follows: NOTE : To get access to the MLG leg uplock pins may require removal
____
of the access platform.
(a)
Examine the MLG leg uplock pins and the adjacent area for damage, wear, cracks and corrosion.
(b)
Examine the protective finish of the MLG leg uplock pins and the adjacent area for cracks and corrosion.
(c)
Examine the MLG door uplock pins for damage, wear, cracks and corrosion.
(d)
Make sure that the uplock-pin mounting brackets are correctly installed.
(e)
Examine the MLG door around the uplock-pin mounting brackets for delamination of the door structure, damage and cracks.
(3) Do an inspection of the NLG uplock and door uplock as follows:
(a)
Examine the NLG uplock, door uplock and their related mounting brackets for damage, cracks and corrosion.
(b)
Examine the uplock hooks for wear.
(c)
Examine the protective finish for damage.
(d)
Make sure that the NLG uplock, door uplock and their related mounting brackets are correctly installed and in safety.
(e)
Examine the hydraulic connections to the uplock actuator-assemblies for damage and oil leaks.
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(f)
Examine the proximity sensors to make sure they are correctly installed and in safety.
(g)
Examine the proximity sensor cables and electrical connectors for damage and make sure they are correctly installed.
(h)
Examine the identification plates and labels on the NLG uplock and door uplocks to make sure they are correctly installed.
(4) Do an inspection of the NLG uplock roller and the door uplock roller as follows:
(a)
Examine the NLG uplock roller and the door uplock roller for signs of damage, wear, cracks and corrosion.
(b)
Examine the protective finish of the drag strut assembly and the forestay for damage, cracks and corrosion.
(c)
Examine the bellcrank mountings, the uplock rollers and shouldered bushes for damage, cracks, dents, wear and corrosion.
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