Spacelog Apollo 13

Fred, the focus is good enough that we can see the position of your four ball valves at the top of the picture for the big SPS engine.

What would you like to watch, Vance?

Hopefully, you'll see the—or we'll see the two on the left here, set A, go on here directly —

Minus 6 minutes.

MAIN BUS TIES, two, ON, Fred. Okay. SPS HELIUM VALVE, two, AUTO and checked AUTO barber pole. TVC SERVO POWER is 1, AC1/MAIN A; 2, AC2/MAIN B.

AC1/MAIN A, AC2/MAIN B.

MAIN BUS TIES, ON.

Okay. ROTATIONAL POWER NORMAL no. 2, AC.

Number 2, AC.

DIRECT, two, OFF.

DIRECT, two, OFF.

BMAGs, three, ATT 1/RATE 2.

ATT 1/RATE 2.

SPACECRAFT CONTROL, SCS.

SCS.

And arm your hand controller.

RHC armed.

Okay. Let's do a primary TVC check.

Fred, are you ready to start primary?

Okay. Go ahead on primaries.

Okay. PITCH 1, START.

Good.

YAW 1, START.

That one's good.

Thumbwheel control. 0.96 plus 0.96 minus 0.23.

That's affirm. Check MTVC.

MTVC checked. Okay.

Okay.

THC —

… C —

— TRIM returns to NEUTRAL.

Clockwise on the translation controller.

Mine? No MTVC.