Water Injector Nozzle Figure 301/TASK 21-52-00-991-019
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(3) Wind three layers of the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-063) around the thread of the new nozzle (1).
NOTE : Wind the material in the direction of the thread.
____
(4) Installation of the nozzle (1). CAUTION : HOLD THE WATER INJECTOR TO PREVENT MOVEMENT. IF THE
_______ INJECTOR MOVES, DAMAGE CAN OCCUR TO THE PIPE.
(a) Install the nozzle (1) on the water injector (2). CAUTION : -YOU MUST NOT INCREASE THE TIGHTENING TORQUE MORE THAN
_______ THE MAXIMUM VALUE. -APPLY ALL TIGHTENING TORQUES WITH A TORQUE WRENCH OR A CALIBRATED SCREWDRIVER.
CAUTION : HOLD THE WATER INJECTOR TO PREVENT MOVEMENT. IF THE
_______ INJECTOR MOVES, DAMAGE CAN OCCUR TO THE PIPE.
(b) TORQUE the nozzle (1) to between 0.35 and 0.40 m.daN (30.97 and
35.39 lbf.in)
5. Close-up
________ Subtask 21-52-00-410-069
A. Close Access
(1) Install the water injector (1) (Ref. TASK 21-52-42-400-001). Subtask 21-52-00-865-076
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): FOR 20HM 1HH, 2HH, 3HH, 4HH, 49HH, 50HH, 51HH, 52HH. FOR 21HM 21HH, 22HH, 23HH, 24HH, 53HH, 54HH, 55HH, 56HH.
Subtask 21-52-00-862-061
C. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
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