S 024-015
(3)
Tighten the adjustment screw for the indicator clamp.
NOTE: The clamp adjustment screw is the larger screw found to the
____
right of the indicator.
S 864-011
(4)
Remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a)
P6-2 Circuit Breaker Panel 1) For hydraulic system A indicator: a) SYS A HYD OIL QTY
2) For hydraulic system B indicator: a) SYS B HYD OIL QTY
(b)
P42 Five Volt Lighting Panel
1) 5V AC SEC XFMR
(5)
Supply electrical power (AMM 24-22-00/201).
S 864-016
(6)
Pressurize system A and system B hydraulic reservoir (AMM 29-09-00/201).
S 824-012
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A 737-300/400/500MAINTENANCE MANUAL
(7) S 714-017For the applicable system, make sure that the hydraulic fluid quantity indicator shows the same reading as the indicator on the applicable hydraulic reservoir.
(8) S 864-018Remove electrical power (AMM 24-22-00/201).
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A
737-300/400/500MAINTENANCE MANUAL
HYDRAULIC FLUID QUANTITY TRANSMITTER/INDICATOR - REMOVAL/INSTALLATION
_____________________________________________________________________
1. General_______
A. There are two tasks in this procedure. There is a task for the removal and a task for the installation of the hydraulic fluid quantity transmitter.
TASK 29-33-12-004-001
2. Hydraulic Fluid Quantity Transmitter/Indicator Removal (Fig. 401)______________________________________________________
A. References
(1) 29-09-00/201, Hydraulic Reservoir Pressurization System
B. Access
(1) Location Zone
216 Main Wheel Well, LH
217 Main Wheel Well, RH
C. Procedure
S 864-002
(1)
Release pressure from the applicable hydraulic reservoir system (Ref 29-09-00/201).
S 864-024
(2)
Drain the applicable system reservoir until the fluid level is below 45%, as shown in the flight deck.
S 864-005
(3)
Open the applicable circuit breakers and attach DO-NOT-CLOSE tags:
(a) P6-2 Circuit Breaker Panel
1) OIL QTY IND SYS A
2) OIL QTY IND SYS B
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SYSTEM A
RESERVOIR
SEE B
SYSTEM B
RESERVOIR
HYDRAULIC SYSTEM SEE C
SEE A
HYDRAULIC SYSTEM
A
TRANSMITTER/INDICATOR
TRANSMITTER/INDICATOR
MOUNTING BOLT
(TYPICAL)
MOUNTING BOLT (EXAMPLE)
SYSTEM A SYSTEM BRESERVOIR RESERVOIR
SYSTEM A RESERVOIR SYSTEM B RESERVOIR BC
Hydraulic Fluid Quantity Transmitter/Indicator Installation
Figure 401
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