-make sure it is between 1.4 mm (0.0551 in.) and 1.6 mm (0.0629 in.).
(b)
Measure the dimension X:
-make sure it is between 3.9 mm (0.1535 in.) and 4.1 mm (0.1614 in.).
(c)
If the dimensions are incorrect, do the adjustment of the MLG extension proximity sensors 20GA (21GA) (Ref. TASK 32-31-73-820-002).
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(4)
For the MLG extension proximity sensors 23GA (22GA) (System 2): (Ref. Fig. 603/TASK 32-31-73-991-012)
(a)
Measure the dimension Z:
-make sure it is between 1.4 mm (0.0551 in.) and 1.6 mm (0.0629 in.).
(b)
Measure the dimension X:
-make sure it is between 3.9 mm (0.1535 in.) and 4.1 mm (0.1614 in.).
(c)
If the dimensions are incorrect, do the adjustment of the MLG extension proximity sensors 22GA (23GA) (Ref. TASK 32-31-73-820-002).
(5)
For the MLG door open proximity sensors 32GA (33GA), 34GA (35GA): (Ref. Fig. 604/TASK 32-31-73-991-013)
(a)
Measure the dimension X:
-make sure it is between -2.5 mm (-0.0984 in.) and 2.5 mm (0.0984 in.)
(b)
Measure the dimension Z:
-make sure it is between 1.5 mm (0.0590 in.) and 2.5 mm (0.0984 in.).
(c)
If the dimensions are incorrect, do the adjustment of the MLG door open proximity sensors 32GA (33GA), 34GA (35GA) (Ref. TASK 32-31-73-820-003).
**ON A/C 301-399,
Subtask 32-31-73-220-077-C
A. Inspection of the MLG Proximity Sensor and Target Clearances
(1) For the MLG downlock proximity sensors 14GA (15GA) (System 1): (Ref. Fig. 601/TASK 32-31-73-991-010)
(a) For a new MLG lockstay or sidestay:
1_ Measure the dimension Z:
- make sure it is between 1.4 mm (0.0551 in.) and 1.6 mm
(0.0629 in.).
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2_ Measure the dimension X:
- make sure it is between 0.7 mm (0.0275 in.) and 0.9 mm
(0.0354 in.).
(b) For an in service MLG lockstay or sidestay: 1 Measure the dimension Z:
_
-make sure it is between 0.6 mm (0.0236 in.) and 2.4 mm (0.0944 in.).
2 Measure the dimension X:
_
-make sure it is between 0.35 mm (0.0137 in.) and 1.25 mm (0.0492 in.).
(c) If the dimensions are incorrect, do the adjustment of the MLG downlock proximity sensors 14GA (15GA) (Ref. TASK 32-31-73-820-001).
(2) For the MLG downlock proximity sensors 16GA (17GA) (System 2): (Ref. Fig. 602/TASK 32-31-73-991-011)
(a)
For a new MLG lockstay or sidestay:
(b)
For an in service lockstay or sidestay:
1_ Measure the dimension Z:
- make sure it is between 1.4 mm (0.0551 in.) and 1.6 mm
(0.0629 in.).
2_ Measure the dimension X:
- make sure it is between 2.4 mm (0.0944 in.) and 2.6 mm
(0.1023 in.).
1 Measure the dimension Z:
_
-make sure it is between 1.05 mm (0.0413 in.) and 1.95 mm (0.0767 in.).
2 Measure the dimension X:
_
-make sure it is between 2.2 mm (0.0866 in.) and 2.8 mm (0.1102 in.).
(c) If the dimensions are incorrect, do the adjustment of the MLG downlock proximity sensors 16GA (17GA) (Ref. TASK 32-31-73-820-001).
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(3)
For the MLG extension proximity sensors 20GA (21GA) (System 1): (Ref. Fig. 603/TASK 32-31-73-991-012)
(a)
Measure the dimension Z:
-make sure it is between 1.4 mm (0.0551 in.) and 1.6 mm (0.0629 in.).
(b)
Measure the dimension X:
-make sure it is between 3.9 mm (0.1535 in.) and 4.1 mm (0.1614 in.).
(c)
If the dimensions are incorrect, do the adjustment of the MLG extension proximity sensors 20GA (21GA) (Ref. TASK 32-31-73-820-002).
(4)
For the MLG extension proximity sensors 22GA (23GA) (System 2): (Ref. Fig. 603/TASK 32-31-73-991-012)
(a)
Measure the dimension Z:
-make sure it is between 1.4 mm (0.0551 in.) and 1.6 mm (0.0629 in.).
(b)
Measure the dimension X:
-make sure it is between 3.9 mm (0.1535 in.) and 4.1 mm (0.1614 in.).
(c)
If the dimensions are incorrect, do the adjustment of the MLG extension proximity sensors 22GA (23GA) (Ref. TASK 32-31-73-820-002).
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