D. Procedure
S 866-013-C00
WARNING: DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
_______ THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
(1) Do the deactivation procedure for the thrust reverser for ground maintenance (AMM 78-31-00/201).
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S 016-011-C00
(2) Open the fan cowl panels (AMM 71-11-02/201).
S 016-016-C00
WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS OR DAMAGE TO THE EQUIPMENT CAN OCCUR.
(3)
Open the thrust reversers (AMM 78-31-00/201).
S 766-005-C00
(4)
Do an electrical resistance check (Fig. 601):
(a)
ENGINES WITH CONNECTOR AT THE FIREWALL; Disconnect the electrical connector, D1204, with a C71009 wrench.
(b)
ENGINES WITH CONNECTOR AT THE DISCONNECT BRACKET;
Disconnect the electrical connector, D1208.
WARNING:_______DO NOT USE A HIGH VOLTAGE METER. A HIGH VOLTAGE METER CAN START IGNITION OF FUEL VAPOR IN THE ENGINE AREA.
(c)
Do a check of the electrical resistance, with an ohmmeter, between pins 1 and 2 of the connector, D1204 or D1208. 1) Make sure the resistance is between 1 and 10 ohms.
(d)
ENGINES WITH CONNECTOR AT THE FIREWALL; Connect the electrical connector, D1204, with a C71009 wrench.
WARNING: MAKE SURE THE ELBOW OF ELECTRICAL CONNECTOR D1208 POINTS
_______ DOWN AND DOES NOT TOUCH THE COWL. YOU CAN GET AN EGT INDICATION THAT IS NOT CORRECT.
(e) ENGINES WITH CONNECTOR AT THE DISCONNECT BRACKET; Connect the electrical connector, D1208. 1) Torque the electrical connector D1208 to 60-65 inch-pounds
(6.8-7.3 newton-meters).
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MAIN JUNCTION BOX
SEE A PROBE NO. 4 CONNECTOR SEGMENT JUNCTION HARNESS (TYPICAL)
PROBE NO. 5 1 PROBE NO. 3
RH JUNCTION BOX CONNECTOR JUMP WIRE PROBE NO. 2
PROBE NO. 6
1 CONNECTOR INTERFACE JUMP WIRE (HARDLINE) EGT HARNESS LH JUNCTION BOX
2 A PROBE NO. 1
TERMINAL INTERFACE
1
ENGINES WITH INTERFACE
CONNECTOR AT 9:30 O'CLOCK POSITION
2
ENGINES WITH TERMINAL LUG/BLOCK AT INTERFACE EGT Thermocouple Harness and Probe Inspection Figure 601 (Sheet 1)
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SEE B RIGHT HARNESSPROBE NO. 8 EXTENSION LEAD
RIGHT
PROBE NO. 7
LEFTJUNCTION JUNCTIONBOX RIGHT EGT
BOX HARNESS
PROBE NO. 6 PROBE NO. 5
LEFT EGT HARNESS
MAIN JUNCTION PROBE NO. 9
FORWARD
BOX3 EXTENSION
CABLE
INTERFACE
CONNECTOR
PROBE NO. 4
PROBE NO. 1 LOWER JUNCTION
PROBE NO. 2
BOX 4
LOWER HARNESS EXTENSION
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