E 56-5B E E E Subtask 74-21-30-865-055
E. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU ENGINE/1 AND 2/IGN/SYS A 1JH A03
FOR 1000EM1 121VU ENGINE/IGN/ENG1/SYS B 3JH1 P41 121VU ENGINE/IGN/ENG1/SYS A BAT 2JH1 P39
FOR 1000EM2 121VU ENGINE/IGN/ENG2/SYS B 3JH2 P42 121VU ENGINE/IGN/ENG2/SYS A BAT 2JH2 P40
4. Procedure
_________
(Ref. Fig. 401/TASK 74-21-30-991-300)
Subtask 74-21-30-020-052
A. Removal of the Spark Igniter
CAUTION : MAKE SURE THE HINGE CLAMP NEAREST TO THE SPARK IGNITER IS
_______ LOOSE, OR REMOVED, BEFORE YOU REMOVE THE IGNITION LEAD FROM THE SPARK IGNITER. THIS WILL PREVENT DAMAGE TO THE CERAMIC TIP OF THE SPARK IGNITER.
(1) Open the first hinge clamp and remove the ignition lead from the clamp.
(2) Disconnect the shroud clamp and remove the cooling shroud.
(3) Remove the ignition lead.
CAUTION : MAKE SURE THAT YOUR HANDS AND TOOLS ARE CLEAN. DO NOT TOUCH
_______ THE IGNITION LEAD OR THE SPARK IGNITER WITH DIRTY OR GREASY HANDS AND TOOLS, DIRT AND GREASE WILL CAUSE DAMAGE TO THE IGNITION LEAD AND THE SPARK IGNITER.
(a) Loosen the coupling nut and remove the ignition lead from the spark igniter. Pull the ignition lead straight out (no side loading) until free from the spark igniter.
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R Spark Igniter Figure 401/TASK 74-21-30-991-300- 12 (SHEET 1)
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R Spark Igniter Figure 401/TASK 74-21-30-991-300- 22 (SHEET 2)
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(4) Remove and discard the white chamfered silicone seal and keep the caged spring assembly.
END OF PRE SB 74-002
POST SB 74-002
(5) Remove and discard the blue symmetrical silicone seal. NOTE : The blue symmetrical silicone seal and white chamfered
____
silicone seal are not interchangeable.
END OF SB 74-002
(6) Install protective covers on the ignition lead.
(7) Remove the spark igniter from the igniter bushing on the combustion case.
(8) Install protective covers on the igniter bushing.
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TASK 74-21-30-400-002
Installation of the Spark Igniter
1. Reason for the Job
__________________
This task gives the data to install the right spark igniter (system A) or the left spark igniter (system A) or the left spark igniter (system B).
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice
No specific Torque Wrench : range 35 to 40 lbf.in
(0.39 to 0.45 m.daN)
No specific Torque Wrench : range 96.00 to 900.00 lbf.in
(1.00 to 10.00 m.daN) R No specific Torque Wrench : range 0.20 to 3.60 m.daN R (2.00 to 26.00 lbf.ft)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2101 USA MIL-T-5544
graphite grease (Ref. 70-30-00)
Material No. CP2162 *
liquid wrench (Ref. 70-30-00)
Material No. CP8001 *
lockwire 0.032 in. (0.8 mm) dia (Ref. 70-30-00)
Material No. CP8002 *
lockwire 0.032 in. (0.8 mm) dia (Ref. 70-30-00)
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C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
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