____ If the adjustment was changed, you must do the alternate adjustment procedure.
(1) Measure the actuating cylinder length.
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(a) Put the cylinder in position on the aircraft. (Ref. Fig. 401/TASK 32-31-35-991-002)
NOTE : For RH door installation the bolt heads shall be installed
____ in the opposite direction (FWD direction).
(b) Install the bolt (1) and the spacer (5) in the upper support bracket.
NOTE : Do not install the nut (7) at this time.
____
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(c)
Put a container below the cylinder to collect hydraulic fluid spillage.
(d)
Remove the blanking plugs and attach a hydraulic hand pump to the extension port of the actuating cylinder.
(e)
Fully extend the actuating cylinder with the hydraulic hand pump.
(f)
Put the loose end of the actuating cylinder in position in the door support bracket.
(g)
Install the bolt (9) and the spacer (13). NOTE : Do not install the nut (11) at this time.
____
(h)
Pressurize the actuating cylinder to approximately 10 bar (145.0377 psi).
(i) Measure the distance between the centers of the eye-ends.
**ON A/C 001-049, 051-061, 101-103, 201-203,
(Ref. Fig. 402/TASK 32-31-35-991-003) R **ON A/C 062-099, 104-149, 151-199, 204-299, 301-399, 401-499,
(Ref. Fig. 402A/TASK 32-31-35-991-003-A)
**ON A/C ALL
NOTE : The distance must be between 1039.7 mm (40.9330 in.) and
____
1040.3 mm (40.9567 in.).
(2) If necessary adjust the actuating cylinder(s).
(a)
Cut and remove the lock-wire (21).
(b)
Loosen the nut (22).
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Actuating-Cylinder - Adjustment
Figure 402/TASK 32-31-35-991-003
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Actuating-Cylinder - Adjustment Figure 402A/TASK 32-31-35-991-003-A
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(c)
Release the pressure from the cylinder and remove the lower bolt
(9) and the spacer (13).
(d)
Turn the eye-end (20) to the correct length of the actuating cylinder.
(e)
Tighten the nut (22).
(f)
Put the eye-end (20) in position and install the bolt (9) and the spacer (13).
(g)
Pressurize the actuating cylinder with the hand pump to 10 bar (145.0377 psi).
(h)
Measure the length of the actuating cylinder again. NOTE : If necessary repeat the adjustment.
____
(i)
TORQUE the nut (22) to to 80.0 lbf.ft (10.84 m.daN). NOTE : You must TORQUE and loosen the nut (2) two times, then
____ TORQUE and safety it with lockwire. This is to make sure that all the tolerance between the threads is removed.
(j)
Safety the nut (22) to the lock key (23) with corrosion resistant steel lockwire dia. 0.8 mm (0.030 in) (21).
Subtask 32-31-35-420-051
B. Installation of the Actuating Cylinder (4)
(Ref. Fig. 401/TASK 32-31-35-991-002)
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(4)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(5)
Install the washers (6) and (12) to the bolts (1) and (9) with the nuts (7) and (11).
(6)
Tighten the nuts (7) and (11) and TORQUE to between 1.95 and 2.20 m.daN (14.38 and 16.22 lbf.ft).
(7)
Safety the nut (7) with a new cotter pin (8) and the nut (11) with a new cotter pin (10).
(8)
Remove the hydraulic hand pump.
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