S 765-013
(6)
Measure the voltage at pin 1 of the low pressure switch electrical connector. Make sure the voltage is 23 to 32v dc.
S 865-078
(7)
Put the L ENGINE ANTI-ICE switch-light on the P5 panel in the ON position.
S 765-015
(8)
Measure the voltage at pin 1 of the TAI valve electrical connector. Make sure the voltage is 23 to 32v dc.
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MAINTENANCE MANUAL
FLIGHT COMPARTMENT
WING AND ENGINE ANTI-ICE CONTROL PANEL
A
Engine Inlet TAI Test
Figure 501 (Sheet 1)
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MAINTENANCE MANUAL
SEE C
2
SEE D
1
HIGH
PRESSURE
SWITCH
ENGINE INLET TAI VALVE
LOW
PRESSURE
SWITCH
ELECTRICAL CONNECTOR ELECTRICAL CONNECTOR
ENGINE INLET THERMAL ANTI-ICE VALVE ANTI-ICE HIGH AND LOW PRESSURE SWITCHES C D
1 ENGINES WITHOUT RR SB 30-9534
2 ENGINES WITH RR SB 30-9534
Engine Inlet TAI Test
Figure 501 (Sheet 2)
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757 MAINTENANCE MANUAL
S 765-052
(9)
Measure the voltage at pin 1 of the low pressure switch electrical connector. Make sure the voltage is 23 to 32v dc.
S 865-079
(10)
Make sure the six EICAS circuit breakers on the P11 panel are closed.
S 215-018
(11)
Make sure the EICAS message L TAI message is shown on the EICAS display.
S 435-019
(12)
Connect the electrical connector to the low pressure switch.
S 215-020
(13) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：757 AMM 飞机维护手册 防冰和排雨 CHAPTER 30 - ICE AND RAIN PROTECTION(53)
