757
MAINTENANCE MANUAL
LEAKAGE RATE (GPM)
6
5
4
3
2
1
0
CURRENT IN AMPS FOR ONE PHASE
(VICKERS PUMPS)
ACMP Flow and Multimeter Value
Figure 605 (Sheet 2)
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29-11-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
C.
D.
E.
A
757
MAINTENANCE MANUAL
(b) Clamp-on AC Current Probe - John Fluke Model 80i 600.
NOTE: The ac current probe is used with the multimeter.
____
(2) Use this equipment with the flowmeter technique (optional to the multimeter technique):
(a) Flowmeter - Commercially Available, 0.2 to
7.0 GPM range with a precision of |3
percent of the indication, specified for
operation at 3000 psi
(b) Hydraulic Service Cart(s) - Commercially
Available, which can supply 6 GPM to each
system (18 GPM total) at 3000 psi
NOTE: The service cart is not necessary
____
if the ACMP is used to pressurize
the hydraulic system.
(3)
Mechanic's Stethoscope, GA 111 D, Snap-On-Tools
Corporation, Kenosha, WisconsinReferences
(1)
AMM 06-41-00/201, Fuselage Access Doors and Panels
(2)
AMM 06-43-00/201, Engine and Nacelle Strut Access Doors and Panels
(3)
AMM 12-12-01/301, Hydraulic Systems
(4)
AMM 24-22-00/201, Electrical Power - Control
(5)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic System
(6)
AMM 32-00-15/201, Landing Gear Door Locks
(7)
AMM 32-00-20/201, Landing Gear DownlocksAccess
(1)
Location Zones 119/120 Main Equipment Center 197 Wing to Body - Aft Lower Half (Left) 211/212 Control Cabin 434/444 Nacelle Strut - Aft Fairing
(2) Access Panels 119BL 197KL 435AL/445AL Main Equipment CenterCentral Hydraulic Service CenterHydraulic Bay
(3) Access Panels 119BL 197KL 434AL/444AL Main Equipment CenterCentral Hydraulic Service CenterHydraulic Bay
Prepare for the PCA Leakage Check
S 866-037
(1) Make sure the persons on the ground can speak with those in the control cabin.
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