dsca0636.jpg

One of the large instructional decals located in the upper left of the docking tunnel. The instructions refer to the "DM", presumably the Apollo-Soyuz Test Project (ASTP) docking module.

The decal reads

Undocking Operations

Drogue Installation

1. Drogue - align lugs with fittings, rotate CCW to stops
2. Lock lever - rotate 90° CW to detent

Probe Installation

1. Push probe into drogue
2. Verify capture latches engaged (pull aft with force)
3. Installation strut - unstow, pos on tunnel wall (yellow marks)
4. Ratchet hndl
   • Unstow to full extension (green band)
   • Ratchet probe fwd to orange hash marks
5. Restow ratchet hndl and installation strut
   Caution: For stowage - adjust preload hndl until probe loose in tunnel and pos at 45° to support beam
6. Verify ratchet pawl indicator (red) flush with housing
7. Preload shaft - push up into detent
8. Probe umbilicals (2) (yellow) - connect to docking ring
   Note: For stowage, umbilical connection not required
9. GN₂ bleed button (red) - press (10 sec)

Probe Preload

1. Preload sel lever - rotate CCW (parallel to orange stripe)
2. Preload hndl - torque CW to release
3. Verify capture latches engaged (gap between cap and cylinder)
4. Preload hndl - push inboard to detent; pos 45° to support beam
5. Preload sel lever - mid pos

Docking Latch Release

1. Release button - depress to release
2. Latch hndl - pull one or two strokes until bungee recocks
3. Verify latch hook rotated inboard to clear DM ring
4. Verify/push latch hndl outboard against latch hook