Backup Crew Prelaunch Checklist (10-LH COUCH CHECKS)

(If you haven’t already done so, please see the Prelaunch Checklist / Launch Overview instructions for locating your checklist).

Backup crew prelaunch checklist page 1-5->1-7, Section 10-LH COUCH CHECKS

This is a long procedure so take a breath. These steps essentially verify all the switch positions for the left hand chair.

Panel 15 (CTRL+LEFT-ARROW from MDC 1,2,3, scroll all the way up)

  1. COAS PWR – OFF
  2. UTIL PWR – OFF
  3. PL BCN LT – off (ctr) (Post Landing Beacon)
  4. DYE MARKER – off (down)(guarded)
  5. PL VENT – OFF

Panel 8 (Circuit breaker panel, scroll down below panel 15, and panel 9)

Steps for Panel 8

Steps for Panel 8

  1. AUTO RCS (16) – OFF (All 16 Auto RCS switches)
  2. FLOOD DIM – 1
  3. FLOOD FIXED – OFF
  4. NUMERICS LTS – as desired
  5. FLOOD LTS – as desired
  6. INTGL LTS – as desired
  7. SECS LOGIC (both) – OFF
  8. SECS PYRO ARM (2) – SAFE
  9. cb CM RCS HTRS (both) – open
  10. cb FLOAT BAG (all) – open
  11. cb SECS LOGIC (2) – open
  12. cb SECS ARM (2) – open
  13. (For Apollo 7&8 only) cb DOCK PROBE (2) – open

Panel 7 (Just below panel 8)

  • EDS PWR – OFF

“CAUTION More than 1 hr of contin on-time for TVC SERVO PWR 1 or 2 sw may be detrimental to SPS gmbl actuators. “

  • TVC SERVO PWR (both) – OFF (Thrust vector control server power)
  • FDAI/GPI PWR – BOTH
  • LOGIC 2/3 PWR – on (up)
  • ELEC PWR – GDC/ECA
  • SIG CONDR/DR BIAS PWR (both) – AC1 or AC2
  • BMAG PWR (both) – WARMUP
  • SIG CONDR/DR BIAS PWR (both) – AC1 or AC2
  • BMAG PWR (both) – WARMUP

Panel 1 (Left hand panel on MDC)

Step for Panel 1

Steps for Panel 1

Set ALT index – 3300 1 (SKIP THIS STEP)

  1. CMC ATT – IMU
  2. ACCEL – check (+1G)
  3. FDAI SCALE – 5/1
  4. FDAI SEL – 1/2
  5. FDAI SOURCE – CMC
  6. ATT SET – GDC
  7. MAN ATT ROLL – RATE CMD
  8. MAN ATT PITCH – ACCEL CMD
  9. MAN ATT YAW – RATE CMD
  10. LIM CYCLE – OFF
  11. ATT DBD – MIN
  12. RATE – HI
  13. THC PWR – ON (up)
  14. RHC PWR NORM (both) – AC/DC
  15. RHC PWR DIR (both) – OFF
  16. SC CONT – SCS
  17. CMC MODE – FREE
  18. BMAG MODE (3) – RATE 2
  19. SPS THRUST – NORM
  20. (Delta)V THRUST (2) – OFF (guarded)
  21. SPS GMBL tw (2) – 0
  22. ATT SET tw (3) – R 162°, P 90°, Y 0°
  23. SCS TVC (2) – RATE CMD
  24. GMBL MOT (4) – OFF
  25. (DELTA)V CG – LM/CSM
  26. ELS LOGIC – OFF (guarded)
  27. ELS AUTO – AUTO
  28. CM RCS LOGIC – OFF
  29. CM PRPLNT DUMP – OFF (guarded)
  30. CM PRPLNT PURG – off (down)(guarded)
  31. IMU CAGE – off (down)(guarded)
  32. EMS ROLL – OFF
  33. .05 G sw – OFF
  34. &/Pc IND sw – &
  35. &/Pc IND – zero
  36. LV IND/GPI sw – GPI
  37. TVC GMBL DR (2) – AUTO
  38. EVNT TMR START – ctr (not counting)
  39. EVNT TMR RSET – up (ctr)

Panel 2 (Center panel on MDC)

 

Steps For Panel 2

Steps For Panel 2

  1. SUIT CAB P ind – >+2.0 in.H2O
  2. O2 FLOW ind – 0.4±0.1 lb/hr (not pegged)
  3. PROBE EXTD/REL tb (2) – gray
  4. PROBE (3) – OFF
  5. EXT RUN/EVA LTS – OFF
  6. EXT RNDZ LTS – off (ctr)
  7. TUNL LTS – OFF
  8. LM PWR – OFF
  9. UP TLM CM – ACPT
  10. UP TLM IU – BLOCK
  11. CM RCS PRESS – off (down)(guarded)
  12. SM RCS IND sw – PRPLNT QTY

RCS Status Check (Also on Panel 2)

Steps for Panel 2 (RCS Status Check)

Steps for Panel 2 (RCS Status Check)

  1. SM RCS He 1 tb (4) – bp (barber polled)
  2. SM RCS He 2 tb (4) – bp
  3. SM RCS PRIM PRPLNT tb (4) – bp
  4. SM RCS SEC PRPLNT tb (4) – bp
  5. SM RCS SEC FUEL PRESS (4) – OPEN
  6. RCS IND sel – SM A, B, C, D
    • SM RCS PKG TEMP ind – ambient
    • SM RCS He PRESS ind – 4000-4350 psia
    • SM RCS SEC FUEL PRESS ind – 192-207 psia
  7. SM RCS IND sw – He TK TEMP
    • SM RCS He TK TEMP ind – 60°-80°F
  8. SM RCS IND sw – PRPLNT QTY
    • SM RCS PRPLNT QTY ind – 100%
  9. SM RCS HTRS (4) – OFF
  10. CM RCS PRPLNT (both) – on (up)
  11. CM RCS PRPLNT tb (both) – gray
  12. RCS IND sel – CM 1, CM 2
    • CM RCS He TEMP ind – 60°-90°F
    • CM RCS He PRESS ind – 4000-4450 psia
    • CM RCS MANF PRESS ind – 80-105 psia
  13. RCS CMD – ctr
  14. RCS TRNFR – SM (momentary)
  15. EDS AUTO – OFF
  16. CSM/LM FNL SEP (both) – off (down)(guarded)
  17. CM/SM SEP (2) – off (down)(guarded)
  18. SIVB/LM SEP – off (down)(guarded)
  19. PRPLNT DUMP – AUTO
  20. 2 ENG OUT sw – AUTO
  21. LV RATES sw – AUTO
  22. TWR JETT (both) – AUTO (guarded)
  23. LV GUID sw – IU (guarded)
  24. LV STAGE – OFF (guarded)
  25. XLUNAR INJECT – INJECT
  26. MN REL – off (down)(guarded)

This completes Backup crew prelaunch checklist page 1-5->1-7, Section 10-LH COUCH CHECKS

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