TrayAssyProject

Project Start Date: Mon 1/1/07
Project Finish Date: Sat 1/6/07

Task_Table1

Name	Duration	Start_Date	Finish_Date	Predecessors
Tray Assembly	1 day?	Mon 1/1/07	Mon 1/1/07

Preparations	0 days	Mon 1/1/07	Mon 1/1/07
bathe aluminum (bottom, top, & cover assys and feet)	0 days	Mon 1/1/07	Mon 1/1/07
cut poly strips to length	0 hrs	Mon 1/1/07	Mon 1/1/07
revise MRPC pigtails and ohm-test	0 hrs	Mon 1/1/07	Mon 1/1/07
check size/tolerance of tray mechanical parts	0 hrs	Mon 1/1/07	Mon 1/1/07
mechanical parts ready	0 days	Mon 1/1/07	Mon 1/1/07	4,5,6,7

Bottom Assy Prep Area	1.23 days	Mon 1/1/07	Tue 1/2/07
Bottom A Prep	1.13 days	Mon 1/1/07	Tue 1/2/07
select bottom assy	0.1 hrs	Mon 1/1/07	Mon 1/1/07	8
select feet and clean up rivet holes alignment	0.1 hrs	Mon 1/1/07	Mon 1/1/07	12
clean bottom assy interior near rivet holes w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	13
clean feet w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	13
attach poly strips to feet	0.1 hrs	Mon 1/1/07	Mon 1/1/07	15,14
rivet feet to bottom assy	0.2 hrs	Mon 1/1/07	Mon 1/1/07	16
measure feet height & separations vs length	0.2 hrs	Mon 1/1/07	Mon 1/1/07	17
clean bottom assy interior near rivet holes w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	18
seal rivets & corners w/ DC730 and return to rack	0.4 hrs	Mon 1/1/07	Mon 1/1/07	19
curing	7.5 hrs	Mon 1/1/07	Tue 1/2/07	20
Bottom B Prep	0.99 days	Mon 1/1/07	Tue 1/2/07
select bottom assy	0.1 hrs	Mon 1/1/07	Mon 1/1/07	20
select feet and clean up rivet holes alignment	0.1 hrs	Mon 1/1/07	Mon 1/1/07	23
clean bottom assy interior near rivet holes w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	24
clean feet w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	24
attach poly strips to feet	0.1 hrs	Mon 1/1/07	Mon 1/1/07	25,26
rivet feet to bottom assy	0.2 hrs	Mon 1/1/07	Mon 1/1/07	27
measure feet height & separations vs length	0.2 hrs	Mon 1/1/07	Mon 1/1/07	28
clean bottom assy interior near rivet holes w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	29
seal rivets & corners w/ DC730 and return to rack	0.4 hrs	Mon 1/1/07	Mon 1/1/07	30
curing	6.4 hrs	Mon 1/1/07	Tue 1/2/07	31
Bottom C Prep	0.85 days	Mon 1/1/07	Tue 1/2/07
select bottom assy	0.1 hrs	Mon 1/1/07	Mon 1/1/07	31
select feet and clean up rivet holes alignment	0.1 hrs	Mon 1/1/07	Mon 1/1/07	34
clean bottom assy interior near rivet holes w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	35
clean feet w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	35
attach poly strips to feet	0.1 hrs	Mon 1/1/07	Mon 1/1/07	36,37
rivet feet to bottom assy	0.2 hrs	Mon 1/1/07	Mon 1/1/07	38
measure feet height & separations vs length	0.2 hrs	Mon 1/1/07	Mon 1/1/07	39
clean bottom assy interior near rivet holes w/ IPA	0.2 hrs	Mon 1/1/07	Mon 1/1/07	40
seal rivets & corners w/ DC730 and return to rack	0.4 hrs	Mon 1/1/07	Mon 1/1/07	41
curing	5.3 hrs	Mon 1/1/07	Tue 1/2/07	42

Top Assy Prep Area	1.16 days	Mon 1/1/07	Tue 1/2/07
Top A Prep	1 day	Mon 1/1/07	Mon 1/1/07
Clean interior with IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	4
seal pem studs	0.5 hrs	Mon 1/1/07	Mon 1/1/07	47
clean F/T end w/ IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	48
install HV and gas bulkhead connectors	0.3 hrs	Mon 1/1/07	Mon 1/1/07	49
invert and clean near pem studs with IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	50
select 8 TINOs and document	0.1 hrs	Mon 1/1/07	Mon 1/1/07	51
install 8 TINOs	1 hr	Mon 1/1/07	Mon 1/1/07	52
curing	5.8 hrs	Mon 1/1/07	Mon 1/1/07	53
Top B Prep	0.6 days	Mon 1/1/07	Mon 1/1/07
Clean interior with IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	53
seal pem studs	0.5 hrs	Mon 1/1/07	Mon 1/1/07	56
clean F/T end w/ IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	57
install HV and gas bulkhead connectors	0.3 hrs	Mon 1/1/07	Mon 1/1/07	58
invert and clean near pem studs with IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	59
select 8 TINOs and document	0.1 hrs	Mon 1/1/07	Mon 1/1/07	60
install 8 TINOs	1 hr	Mon 1/1/07	Mon 1/1/07	61
curing	2.6 hrs	Mon 1/1/07	Mon 1/1/07	62
Top C Prep	0.61 days	Mon 1/1/07	Tue 1/2/07
Clean interior with IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	62
seal pem studs	0.5 hrs	Mon 1/1/07	Mon 1/1/07	65
clean F/T end w/ IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	66
install HV and gas bulkhead connectors	0.3 hrs	Mon 1/1/07	Mon 1/1/07	67
invert and clean near pem studs with IPA	0.1 hrs	Mon 1/1/07	Mon 1/1/07	68
select 8 TINOs and document	0.1 hrs	Mon 1/1/07	Mon 1/1/07	69
install 8 TINOs	1 hr	Mon 1/1/07	Mon 1/1/07	70
curing	2.7 hrs	Mon 1/1/07	Tue 1/2/07	71

Pivot Table	1.28 days	Tue 1/2/07	Wed 1/3/07
Top A Fill	0.43 days	Tue 1/2/07	Tue 1/2/07
Select Top, attach upper brackets and cover assy	0.4 hrs	Tue 1/2/07	Tue 1/2/07	54
invert and install lower brackets	0.2 hrs	Tue 1/2/07	Tue 1/2/07	76
install "lower" inner side	0.2 hrs	Tue 1/2/07	Tue 1/2/07	77
pivot and install MRPCs	2 hrs	Tue 1/2/07	Tue 1/2/07	78
install "upper" inner side	0.2 hrs	Tue 1/2/07	Tue 1/2/07	79
pivot and install bottom assy	0.2 hrs	Tue 1/2/07	Tue 1/2/07	80,21
move to flat table	0.2 hrs	Tue 1/2/07	Tue 1/2/07	81
Top B Fill	0.43 days	Tue 1/2/07	Tue 1/2/07
Select Top, attach upper brackets and cover assy	0.4 hrs	Tue 1/2/07	Tue 1/2/07	63,82
invert and install lower brackets	0.2 hrs	Tue 1/2/07	Tue 1/2/07	84
install "lower" inner side	0.2 hrs	Tue 1/2/07	Tue 1/2/07	85
pivot and install MRPCs	2 hrs	Tue 1/2/07	Tue 1/2/07	86
install "upper" inner side	0.2 hrs	Tue 1/2/07	Tue 1/2/07	87
pivot and install bottom assy	0.2 hrs	Tue 1/2/07	Tue 1/2/07	88,32
move to flat table	0.2 hrs	Tue 1/2/07	Tue 1/2/07	89
Top C Fill	0.43 days	Tue 1/2/07	Wed 1/3/07
Select Top, attach upper brackets and cover assy	0.4 hrs	Tue 1/2/07	Tue 1/2/07	72,90
invert and install lower brackets	0.2 hrs	Tue 1/2/07	Tue 1/2/07	92
install "lower" inner side	0.2 hrs	Tue 1/2/07	Tue 1/2/07	93
pivot and install MRPCs	2 hrs	Tue 1/2/07	Wed 1/3/07	94
install "upper" inner side	0.2 hrs	Wed 1/3/07	Wed 1/3/07	95
pivot and install bottom assy	0.2 hrs	Wed 1/3/07	Wed 1/3/07	96,43
move to flat table	0.2 hrs	Wed 1/3/07	Wed 1/3/07	97

Tray Interiors	1.59 days?	Tue 1/2/07	Thu 1/4/07
Tray A Interior	0.43 days	Tue 1/2/07	Tue 1/2/07
remove bottom assy	0.2 hrs	Tue 1/2/07	Tue 1/2/07	82
install gas tubing	0.2 hrs	Tue 1/2/07	Tue 1/2/07	102
install and test HV bus	3 hrs	Tue 1/2/07	Tue 1/2/07	103
Tray B Interior	0.43 days	Tue 1/2/07	Wed 1/3/07
remove bottom assy	0.2 hrs	Tue 1/2/07	Tue 1/2/07	90,104
install gas tubing	0.2 hrs	Tue 1/2/07	Tue 1/2/07	106
install and test HV bus	3 hrs	Tue 1/2/07	Wed 1/3/07	107,104
Tray C Interior	0.43 days	Wed 1/3/07	Wed 1/3/07
remove bottom assy	0.2 hrs	Wed 1/3/07	Wed 1/3/07	98,108
install gas tubing	0.2 hrs	Wed 1/3/07	Wed 1/3/07	110
install and test HV bus	3 hrs	Wed 1/3/07	Wed 1/3/07	111,108

Tray A HV Test	0.5 hrs	Tue 1/2/07	Tue 1/2/07	104
Tray B HV Test	0.5 hrs	Wed 1/3/07	Wed 1/3/07	108
Tray C HV Test	0.5 hrs	Wed 1/3/07	Wed 1/3/07	112

Tray A Final Seal	1.09 days	Tue 1/2/07	Thu 1/4/07
final seal	0.5 hrs	Tue 1/2/07	Tue 1/2/07	114
curing	1.03 days	Tue 1/2/07	Thu 1/4/07	119
Tray B Final Seal	0.67 days	Wed 1/3/07	Thu 1/4/07
final seal	0.5 hrs	Wed 1/3/07	Wed 1/3/07	115
curing	0.61 days	Wed 1/3/07	Thu 1/4/07	122
Tray C Final Seal	0.24 days?	Wed 1/3/07	Thu 1/4/07
final seal	0.5 hrs	Wed 1/3/07	Wed 1/3/07	116
curing	0.18 days?	Wed 1/3/07	Thu 1/4/07	125

Tray A Superstructure	0.18 days	Thu 1/4/07	Thu 1/4/07	120
invert and remove cover assy	0.1 hrs	Thu 1/4/07	Thu 1/4/07	120
install shim layer	0.1 hrs	Thu 1/4/07	Thu 1/4/07	129
install cooling loop	0.1 hrs	Thu 1/4/07	Thu 1/4/07	130
install LV bus	0.1 hrs	Thu 1/4/07	Thu 1/4/07	131
install TDIG layer	1 hr	Thu 1/4/07	Thu 1/4/07	132
Tray B Superstructure	0.18 days	Thu 1/4/07	Thu 1/4/07	123
invert and remove cover assy	0.1 hrs	Thu 1/4/07	Thu 1/4/07	123
install shim layer	0.1 hrs	Thu 1/4/07	Thu 1/4/07	135
install cooling loop	0.1 hrs	Thu 1/4/07	Thu 1/4/07	136
install LV bus	0.1 hrs	Thu 1/4/07	Thu 1/4/07	137
install TDIG layer	1 hr	Thu 1/4/07	Thu 1/4/07	138
Tray C Superstructure	0.18 days	Thu 1/4/07	Thu 1/4/07	126
invert and remove cover assy	0.1 hrs	Thu 1/4/07	Thu 1/4/07	126
install shim layer	0.1 hrs	Thu 1/4/07	Thu 1/4/07	141
install cooling loop	0.1 hrs	Thu 1/4/07	Thu 1/4/07	142
install LV bus	0.1 hrs	Thu 1/4/07	Thu 1/4/07	143
install TDIG layer	1 hr	Thu 1/4/07	Thu 1/4/07	144

Prepare Parts for Next Week	1.86 days?	Thu 1/4/07	Sat 1/6/07	145