LM 0RIENTATI ON COURSE NO. 30005-012 For Training Purposes ...

LM

0RIENTATI ON

COURSE NO. 30005-012

For Training Purposes Only

DATE: April 12, 1966

REVISED: November 1966

Prepared by:

Product Support Department

LESSON PLAN

I. Introduction i__ _ -

A. Objective

To provide the student with an orientation of the LM spacecraft.Included will be a brief functional description of each LM opera-

tional subsystems to a block diagram level with emphasis on the

major signal flow paths.

B. Motivation

!n order to provide adequate operational support to the ApolloMission one must have a basic functional knowledge of LM opera-

tional subsystems and the associated subsystem interfaces.

II. Presentation

A. Film - Apollo Lunar Mission Profile

B. IM Basic Design Concept

i. Ascent Stage

a. Cabin area

b. Aft equipment bay

2. Descent Stage

3. Summary

C. Crew Station

i. Controls and Display Panels

D. Propulsion Subsystem

i. General Configuration

a. Descent

b. Ascent

c. Reaction Control

2. Descent Propulsion

a. Propellant Pressurization

b. Propellant Feed

c. Engine Control

3. Ascent Propulsion

a. Propellant Pressurization

b. Propellant Feedc. Thrust Control

d. RCS Crossfeed

4. Reaction Control

a. Cluster Configurationb. Attitude and Translational Control

c. Propellant Pressurization

d. Propellant Feed

5. Controls and Displays

6. S_Immary

E. Environmental Control Subsystem

1. Atmosphere Revitalization Section

a. Pressure Schedules

b. Closed Suit Loop Operation

c. Open Suit Loop Operation

2. Oxygen Supply and Cabin Pressure Control Section

a. Tankageb. Descent Feed

c. Ascent Feed

3. Water Management Section

a. Tankageb. Descent Feed

c. Ascent Feed

4. Heat Transport Section

a. Primary Loop Operationb. Secondary Loop Operation

5. Controls and Displays

6. S1]_ary

F. Electrical Power Subsystem

i. General Configuration

a. Ascent Stage

b. Descent Stage

2. System Functional Description

a. Batteries

b. Electrical Control Assembly (ECA)

c. Relay Junction Box (RJB)

d. Deadface Relay Box (DFRB)e. Inverters

f. Electroexplosive Devices

3- Controls and Displays

4, S1 ]T_ml a_y

G. Guidance, Navigation, and Control Subsystem --_/ /}'i__

1. System Concept

2. Functional Description

a. Hand Controllers

b. Primary Guidance and Navigation Section _PGNS )

c. Abort Guidance Section (AGS)

d. Control Electronics Section (CES)

3. Controls and Displays

4. S11_ary

H • Instrumentation

1. System Concept

2. Functi9nal Description

a. Signal Conditioning Electronics Assembly (SCEA)

b. Caution and Warning Electronics Assembly (CWEA)c. Pulse Code Modulation Timing Electronics

Assembly (PCMTEA)

d. Data Storage Electronics Assembly (DSEA)

3. Controls and Displays

I • Communications

i. Operational Capabilities

a. IN FLIGHT

b. LUNAR STAY

2. System Concept

3. Functional Description

a. SIGNAL PROCESSOR ASSEMBLY

b. S-Band

c. VHF

4. Controls and Displays

J. Final S1_ary

LM ORIENTATION

Abbreviation Document

AEA Abort Electronics Assembly

AGS Abort Guidance Section

AOT Alignment Optical Telescope

ARS Atmospheric Revitalization Section

ASA Abort Sensor Assembly

ATCA Attitude and Translation Control Assembly

CES Control Electronic Section

CM CommandModule

CSM Command and Service Module

C/W Caut ion/Warning

CWEA Caution and Warning Electronics Assembly

DECA Descent Engine Control Assembly

DEDA Data Entry and Display Assembly

DFRB Deadface Relay Box

DSEA Data Storage Electronics Assembly

DSKY Display and Keyboard

ECA Electric Control Assembly

ECS Environmental Control Subsystem

EPS Electrical Power Subsystem

EVA Extravehicular Astronaut

GN&C Guidance, Navigation and Control Subsystem

G0X Gaseous Oxygen

He Helium

H20 Water

}ITS Heat Transport Section

IMU Inertial Measuring Unit

LM LunarModule

LGC LM Guidance Computer

LR LandingRadar

LUT Launch Umbilical Tower

MSC Marmed Spacecraft Center (Houston)

MSFN Manned Space Flight Network

0SCPS Oxygen Supply and Cabin Pressure Section

Ox Oxidizer

PCM Pulse Code Modulation

PCM_EA Pulse Code Modulation and Timing Electronics Assembly

PGNS Primary Guidance and Navigation Section

PISS Portable Life Support System

RCS Reaction Control Subsystem

RJB Relay Junction Box

RR RendezvousRadar

S & C Stabilization and Control

SCA Signal Conditioner Assembly

SCEA Signal Conditioning Electronics Assembly

SM ServiceModule

TEA Timing Electronics Assembly

TV Television

VHY Very High Frequency (30-300 mc)

W_v_ Water Management Section

This does not constitute a complete list of LM abbreviations.

Grumman document LLI-790-1 may be consulted for abbreviations not listedhere.

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DEC 66

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T30005-43DEC 66

PCM DATA FOR TRANSMISSIONCOMM.

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INDICATION TO CREW _ CAUTION AND WARNING INDICATION TO MSFN

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