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MAINTENANCE MANUAL

 (4)  S 215-021Make sure the HYD TEMP indication for the left (right) hydraulic system, on the EICAS display, is less than 100°C.
 (5)  S 215-022Make sure the EICAS message, L (R) HYD ELEC PUMP, is shown on the EICAS display.
 (6)  S 865-023Put the L (R) HYD PUMPS ELEC switch, on the hydraulic control panel, in the ON position.
 (7)  S 215-024Make sure the L (R) HYD PUMPS ELEC switch/light, on the hydraulic control panel, comes on.
 (8)  S 215-025Make sure the PRESS light for the left (right) ACMP, on the hydraulic control panel, is off.
 (9)  S 215-026Make sure the EICAS message, L (R) HYD ELEC PUMP, does not show on the EICAS display.
 S 865-027

 (10)
 Put the L (R) HYD PUMPS ENG switch, on the hydraulic control panel, in the OFF position.

 S 215-028

 (11)
 Make sure the PRESS light for the left (right) EDP, on the hydraulic control panel, is on.

 S 215-029

 (12)
 Make sure these lights on the hydraulic control panel are off:

 (a)
PRESS light for the left (right) ACMP

 (b)
SYS PRESS light for the left (right) hydraulic system

 (c)
OVHT light for the left (right) ACMP.

 S 215-030
 (13)
 Make sure the L (R) HYD PRESS indication, on the EICAS display, is 2850 to 3150 psi.

 S 215-031

 (14)
 Make sure these EICAS messages do not show on the EICAS display:

 (a)
L (R) HYD SYS PRESS

 (b)
L (R) ELEC HYD OVHT.

 S 215-032
 (15) Make sure the EICAS message, L (R) HYD ENG PUMP, shows on the EICAS display.
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 S 865-033
 (16)
 Put the L (R) HYD PUMPS ELEC switch, on the hydraulic control panel, in the OFF position.

 S 865-034

 (17)
 Operate the primary flight controls or let the internal leakage decrease the system pressure.

 S 215-035

 (18)
 Make sure these lights on the hydraulic control panel are on:

 (a)  
PRESS light for the left (right) EDP
　
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本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊(cè) 液壓 CHAPTER 29 - HYDRAULIC POWER 1(66)