Main Cargo Door Hand Pump Installation 511
52-32-51 Figure 401 May 15/68
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
MAIN CARGO DOOR HYDRAULIC CONTROL VALVE - REMOVAL/INSTALLATION
1. General
A. A container will be necessary to catch fluid from disconnected hydraulic lines. Should any fluid spill on the airplane, decontaminate. Refer to Chapter 12, Cleaning and Washing. The main cargo door should be closed and locked.
2. Equipment and Materials
A. Skydrol Lubricant MCS 352 - Monsanto Chemical Co., St. Louis, Mo.
B. Suitable container to catch hydraulic fluid
Remove Control Valve (See figure 401.)
A. Open main cargo door circuit breaker on load control center P6.
B. Disconnect electrical connector from control valve.
C. Disconnect and cap hydraulic lines.
D. Remove nuts, washers, bolts and remove control valve from bracket.
4. Install Control Valve
A. If a new control valve is being installed, remove reduucers and O-rings from old control valve.
B. Lubricate threads of reducers and new O-rings with Skydrol lubricant.
C. Install reducers and O-rings in control valve.
D. Install control valve on bracket with bolts, washers and nuts.
E. Connect hydraulic lines to control valve.
F. Connect electrical connector to control valve.
G. Close main cargo door circuit breaker on load control center P6.
H. Test control valve and main cargo door and check for leaks. Refer to 52-32-0, Adjustment/Test.
511
May 15/68 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 52-32-61 Page 401
Main Cargo Door Hydraulic Control Valve Installation 511
52-32-61 Figure 401 May 15/68
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
MAIN CARGO DOOR HYDRAULIC SHUTOFF VALVE - REMOVAL/INSTALLATION
1. General
A. A container will be necessary to catch fluid from disconnected hydraulic lines. Should any fluid spill on the airplane, decontaminate. Refer to Chapter 12, Cleaning and Washing.
B. The main cargo door should be closed and locked and hydraulic system B must be
depressurized before working on the shutoff valve. Refer to Chapter 29.
2. Equipment and Materials
A. Skydrol Lubricant MCS 352 - Monsanto Chemical Co., St. Louis, Mo.
B. Suitable container to catch hydraulic fluid
3. Remove Shutoff Valve
A. Open main cargo door circuit breaker on load control center P6.
B. Disconnect electrical connector from shutoff valve. (See figure 401.)
C. Disconnect and cap hydraulic lines.
D. Remove mounting bolts and washers and remove shutoff valve from bracket.
4. Install Shutoff Valve
A. If a new shutoff valve is being installed, remove reducers, flow limiter, O-rings and check valve from old shutoff valve.
B. Lubricate threads of reducers, flow limiter, check valve and new O-rings with Skydrol lubricant.
C. Install reducers, flow limiter, check valve and O-rings in shutoff valve.
D. Install shutoff valve on bracket with bolts and washers.
E. Connect hydraulic lines to shutoff valve.
F. Connect electrical connector to shutoff valve.
G. Close main cargo door circuit breaker on load control center P6.
H. Test shutoff valve and main cargo door and check for leaks. Refer to 52-32-0, Adjustment/Test.
May 15/68 52-32-71 Page 401 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
Main Cargo Door Hydraulic Shutoff Valve Installation 511
52-32-71 Figure 401 May 15/68
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
MAIN CARGO DOOR LINING - REMOVAL/INSTALLATION
1. General
A. This section provides removal/installation procedures for Main Cargo Door Lining components c and includes sidewall window panels and carpet riser panels. Removal/installation procedures for curved ceiling panels and overhead stowage compartment are provided in appropriate sections in Equipment and Furnishings, Chapter 25.
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