Template:Prelaunch checklist

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Apollo 15 launch checklistA15_LAUNCH_CHECK

Procedural steps in this section are presented in tabular form and in sequence they occure during the mission. The following is a detailed explanation of the columnar data presented in the tabulated lists:

Time This column contains the mission time the procedure is to be done. Sometimes there's no fixed time when to do a procedure, in that case the time is left out.
Procedure The procedure is a group of steps or overall tasks involved in performing a complete function or operation. It often consists of controls the astronauts have to toggle or display readings that have to be checked. You can use the panel reference if you need more informations about a certain display or control. Also the following abbreviations are used:

lt - light
sw - switch
sel - rotary type switch
cb - circuit braker
tb - talkback indicator
bp - "barber pole" (striped line indication of a talkback indicator)
vlv - valve
ind - indicator
pb - pushbutton
cont - potentiometer or rheostat
tw - thumbwheel

Additionally to use the DSKY the following abbreviations are used: V is short for VERB, N is short for NOUN, and E is short for ENTR.

Panel The panel number of a particular switch or display for easier panel navigation.
Remarks Any useful comment. Please notice especially differences to the original function, bugs or other issues.

Spacecraft systems activation

In Project Apollo - NASSP the Saturn prelaunch checklist starts at 3 hours before launch with the backup crew in the spacecraft. At first some of the spacecraft's systems have to be activated.

Time Procedure
Panel
Remarks
-03:00:00
C/W system activation
   
C/W POWER - 1 (up)
  MASTER ALARM pb/lt (3) - on,
  push
 
 
2
 
 




The suit compressor alarm is normal.

CMC power up
 
cb G/N COMPUTER MNA - close
cb G/N COMPUTER MNB - close
 
 
5
 
Activation of the command
module computer.

{{ #if: |

 
V37E 00E
  P00
 
If prog alarm, check if alarm code 1520
"V37 request not permitted at this time"
by V05N09E, then RSET and retry V37E 00E
 
V35E
  F 88 88
V37E 00E
 
V16 N65E
  16 65
V37E 00E
 
 
2


Run program P00


This can happen every
V37 request.



Light test



Shows time since power-up,
check time synchronization
with Orbiter.

|

 
Wait until DSKY light test complete
  STBY lt - on
PRO
  STBY lt - out
Key N00E
  P00
  NO ATT lt - on
Key V34E
Key V16 N33E
 
 
2
Light test isn't historically
correct.



Run program 0,
the AGC idling program.
IMU is not turned on.

Show launch countdown
(not historically correct).

}}

 
IMU power up
 
cb G/N IMU HTR MNA - close
cb G/N IMU HTR MNB - close
cb G/N IMU MNA - close
cb G/N IMU MNB - close
 
[NASSP AGC]
  NO ATT lt - off
   
[Virtual AGC]
  NO ATT lt - on (90 sec)
  NO ATT lt - off
   
 
 
5
 
 
 
 
 
2

Activation of the inertial
measurement unit.

Backup crew prelaunch checks

Bla

Test

{{ #if: |Virtual AGC |NASSP AGC }}

Test End

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  1. References

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