2025_C_ST_PROPULSION_SECTION_OP

Equipment	Qty	Sign-off	Done
screw driver with pin 5	2	.........	$\square$
M6x16 low head screw	32	.........	$\square$
Marker pen	1	.........	$\square$
Torque Wrench	1	.........	$\square$
Socket 5 for torque wrench	1	.........	$\square$
Blue loctite	1	.........	$\square$
Ruler	1	.........	$\square$

Equipment	Qty	Sign-off	Done
Engine Bay	1	.........	$\square$
Mid Bay	1	.........	$\square$
Pressurant Bay	1	.........	$\square$
Ethanol Tank	1	.........	$\square$
LOX Tank	1	.........	$\square$

Equipment	Packed in	Sign-off	Done
Epoxy	Blue Bag	.........	$\square$
Zip Ties	Red Bag	.........	$\square$
		.........	$\square$
		.........	$\square$
		.........	$\square$

Role	Responsible for:	Name
TL/SE	Supervision	Florent Piton
TL	Supervision	Zina Randriamantena
TM	Assembly	Emma Gerart
TM	Assembly	Jules Lamaison

¶ Introduction

¶ Purpose, Objective and Scope

¶ Procedure

¶ Tools Checklist

¶ Part Checklist

¶ Consumables Checklist

¶ Participants

¶ Step-by-Step Procedure

Step	Task	Time	Sign-off	Done
\rownumber	Place the Pressuant bay on the workbench	x min	.........	$\square$
\rownumber	Place the Ethanol tank on the workbench	x min	.........	$\square$
\rownumber	Clean the coupler surface with alcohol	x min	.........	$\square$
\rownumber	Place the PB and the ETH tank in contact and align the tank connectors with the panel fasteners	x min	.........	$\square$
\rownumber	Srew the M6x16 screw without too much torque	x min	.........	$\square$
\rownumber	Once all screws are lightly tightened, place the ruler on the junction between the female coupler and the tank to check the alignment	x min	.........	$\square$
\rownumber	If the bay and the Tank aren't alligned, unscrew the screw and correct the alignment	x min	.........	$\square$
\rownumber	Tight the M6 screw with loctite in star up to 7 Nm and mark each screw after applying the torque	x min	.........	$\square$
	\color{red}SE CHECK : Check the alignment and the mark on each screw		\color{red}.........	\color{red} $\square$
\rownumber	Place the Mid Bay on the workbench	x min	.........	$\square$
\rownumber	Clean the coupler surface with alcohol	x min	.........	$\square$
\rownumber	Place the Mid Bay and the ETH tank in contact and align the tank connectors with the panel fasteners	x min	.........	$\square$
\rownumber	Srew the M6x16 screw without too much torque	x min	.........	$\square$
\rownumber	Once all screws are lightly tightened, place the ruler on the junction between the female coupler and the tank to check the alignment	x min	.........	$\square$
\rownumber	If the bay and the Tank aren't alligned, unscrew the screw and correct the alignment	x min	.........	$\square$
\rownumber	Tight the M6 screw in star up to 7 Nm and mark each screw after applying the torque	x min	.........	$\square$
	\color{red}SE CHECK : Check the alignment and the mark on each screw		\color{red}.........	\color{red} $\square$
\rownumber	Place the LOX tank on the workbench	x min	.........	$\square$
\rownumber	Clean the coupler surface with alcohol	x min	.........	$\square$
\rownumber	Place the Mid Bay and the LOX tank in contact and align the tank connectors with the panel fasteners	x min	.........	$\square$
\rownumber	Srew the M6x16 screw without too much torque	x min	.........	$\square$
\rownumber	Once all screws are lightly tightened, place the ruler on the junction between the female coupler and the tank to check the alignment	x min	.........	$\square$
\rownumber	If the bay and the Tank aren't alligned, unscrew the screw and correct the alignment	x min	.........	$\square$
\rownumber	Tight the M6 screw in star up to 7 Nm and mark each screw after applying the torque	x min	.........	$\square$
	\color{red}SE CHECK : Check the alignment and the mark on each screw		\color{red}.........	\color{red} $\square$
\rownumber	Place the Engine Bay on the workbench	x min	.........	$\square$
\rownumber	Clean the coupler surface with alcohol	x min	.........	$\square$
\rownumber	Place the Engine Bay and the LOX tank in contact and align the tank connectors with the panel fasteners	x min	.........	$\square$
\rownumber	Srew the M6x16 screw without too much torque	x min	.........	$\square$
\rownumber	Once all screws are lightly tightened, place the ruler on the junction between the female coupler and the tank to check the alignment	x min	.........	$\square$
\rownumber	If the bay and the Tank aren't alligned, unscrew the screw and correct the alignment	x min	.........	$\square$
\rownumber	Tight the M6 screw in star up to 7 Nm and mark each screw after applying the torque	x min	.........	$\square$
	\color{red}SE CHECK : Check the alignment and the mark on each screw		\color{red}.........	\color{red} $\square$
\rownumber	Place both rail button on their support	x min	.........	$\square$
\rownumber	Screw the M4 without too much torque	x min	.........	$\square$
\rownumber	Take the rail similar to the one in EuRoC and insert the rail buttons to check the alignment	x min	.........	$\square$
\rownumber	If the rail button are well aligned, torque the screw at 4Nm and mark them	x min	.........	$\square$
	\color{red}SE CHECK : Check the alignment and the mark on each screw		\color{red}.........	\color{r