Subtask 10-12-00-281-053
E. Protection of the fuel system
(1)
Do a fuel sampling for microbiological contamination (Ref. TASK 12-32-28-281-003) or (Ref. TASK 12-32-28-281-004).
(2)
If you find contamination:
(a)
Do a shock treatment:
-
if fuel premixed with biocide is available (Ref. TASK 28-11-00-600-004) or (Ref. TASK 28-11-00-600-004).
-
if fuel premixed with biocide is not available (Ref. TASK 28-11-00-600-004) or (Ref. TASK 28-11-00-600-004).
(b)
Do a preventive treatment:
(3)
If you do not find contamination:
(a)
If fuel premixed with biocide is available:
-
Refuel the wing tanks to 30% of the total capacity with premixed fuel with biocide (Ref. TASK 28-11-00-600-007) or (Ref. TASK 28-11-00-600-007).
-
Refuel the center tank to 30% of the total capacity with fuel premixed with biocide (Ref. TASK 28-11-00-600-007) or (Ref. TASK 28-11-00-600-007).
(b)
If fuel premixed with biocide is not available:
1_ If premixed fuel is available:
- Refuel the wing tanks to 90% of the total capacity with fuel
premixed with biocide (Ref. TASK 28-11-00-600-007) or
(Ref. TASK 28-11-00-600-007).
- Refuel the center tank to 30% of the total capacity with
fuel premixed with biocide (Ref. TASK 28-11-00-600-007) or
(Ref. TASK 28-11-00-600-007).
2_ If premixed fuel is not available:
- Refuel the wing tanks to 90% of the total capacity with fuel
not premixed with biocide (Ref. TASK 28-11-00-600-007) or
(Ref. TASK 28-11-00-600-007).
- Refuel the center tank to 30% of the total capacity with
fuel not premixed with biocide (Ref. TASK 28-11-00-600-007)
or (Ref. TASK 28-11-00-600-007).
-Refuel the wing tanks to 30% of the total capacity with fuel not premixed with biocide (Ref. TASK 28-11-00-600-007) or (Ref. TASK 28-11-00-600-007).
EFF : ALL 10-12-00Page 216 May 01/05R CES
-Refuel the center tank to 30% of the total capacity with fuel not premixed with biocide (Ref. TASK 28-11-00-600-007) or (Ref. TASK 28-11-00-600-007).
(4) Drain water from all the fuel tanks (Ref. TASK 12-32-28-281-001)
NOTE : Do the water drain procedure one hour after refueling is
____
completed.
(5) Close all the fuel system valves.
Subtask 10-12-00-620-074
F. Protection of the Flight Controls
(1) Lubricate:
-
the mechanical control chains of the THS (Ref. TASK 12-22-27-640-007)
-
the THS-actuator ball-screw nut (Ref. TASK 12-22-27-640-003)
-
the rudder bearings No. 6 (Ref. TASK 12-22-55-640-001)
-
the trimmable horizontal stabilizer bearings and attachment fittings (Ref. TASK 12-22-53-640-001)
-
the roller bearings of the flap tracks (Ref. TASK 12-22-27-640-004)
-
the roller and the pinion bearings of the slat tracks (Ref. TASK 12-22-27-640-006)
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