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 Subtask 21-52-00-960-050
 A. Replacement of the Nozzle (Ref. Fig. 301/TASK 21-52-00-991-019)
 (1) Remove the nozzle (1) from the water injector (2).
 (2) Clean the thread of the water injector (2).

 

 Water Injector Nozzle Figure 301/TASK 21-52-00-991-019
 1EFF : 1 1R 1CES  ALL  1 11 1 21-52-00 Page 304 Feb 01/05

 

 (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).
 1EFF : ALL 1 21-52-00Page 305 1 1 Aug 01/05R 1 1 1CES 1

　
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