Segment Exchange Plan For: 8/13/03 & 8/14/03

To:                  Distribution

From:             Mike Dahler    

Date:              8/6/03

A primary mirror segment exchange for Keck K1 is scheduled to take place on 8/13/03 and 8/14/03.  The following is a schedule of the exchange and related activities (a detailed engineering observing schedule will be distributed separately).

EXCHANGE:

 

Day 1

Day 2

Segment Position:

32

15

5

34

33

16

Remove Serial No.:

28

48

51

85

73

67

Install Serial No.:

29

52

60

83

36

30

SUPPORT ACTIVITIES:

Aluminization is complete: (Tim Saloga)

Sensor maintenance is complete: () Name: S. Doyle, G. Thorkildsen

Segment crane checkout, [CARA Doc. 159] Completed: (Allen Agliam)

CREW:

Team Leader:

N. Felton (Floor)

Mirror Technicians:

C. Hunt (Cell)

P. Crivello (Cell)

M. Nakata (Cell)

N. Felton (Floor)

T. Saloga (Floor)

R. DeMotta (Floor)

T. Arruda (Floor)

Sensor Technicians:

G. Thorkildsen, D. Chan (Swing-out) 8/13/03

G. Thorkildsen, D. Chan (Swing-out) 8/14/03

S. Doyle, S. Austria (Swing-in) 8/13/03

D. Chan, S. Austria (Swing-in) 8/14/03

S. Doyle (Warping) 8/13/03

S. Austria (Warping) 8/14/03

Crane Operator:

A. Agliam, M. Devenot 8/13/03

M. Devenot, A. Agliam 8/14/03

Early Starts and Late Finishes:

: Mirror, Crane and Sensor Swing-out crew start 2 hours EARLY.

: Sensor technicians may stay LATE for sensor swing in.



 

Crew:


N. Felton

C. Hunt

P. Crivello

M. Nakata

T. Saloga

R. DeMotta

T. Arruda

G. Thorkildsen

S. Doyle

S. Austria

A. Agliam

M. Devenot


ACTIVITY SCHEDULE FOR exchange dates: 8/13/03 and.8/14/03

  MIRROR SEGMENT EXCHANGE

Day 1 8/13/03

Lead person check that dome AC's are OFF                                       

Lead person check that JLG is stowed for segment exchange           

SCHEDULE:

A.M. Remove SP. 32, 15, 5 Cell crew lunch break, Install 5.

P.M. Floor crew lunch break, Install SP 15, 32.

Warping: S. Doyle will warp segments on 8/14/03.

Remove

SN

Telescope face

(Tel az / floor az)

Data sheet

Removed

SP

32

28

+X-Y

217.5/235

4

15

48

+X-Y

217.5/235

2

5

51

+X-Y

217.5/235

1

Install

SN

Telescope face

(Tel az / floor az)

Data sheet

Installed

SP

5

60

+X-Y

217.5/235

1

15

52

+X-Y

217.5/235

2

32

29

+X-Y

217.5/235

4

Lead person check that JLG is stowed for telescope motion  

Lead person check that dome AC's are ON    

Day 2 8/14/03

Lead person check that dome AC's are OFF                                       

Lead person check that JLG is stowed for segment exchange           

SCHEDULE:

A.M. Remove SP 34, 33, 16.   Cell crew lunch break, Install. 16

P.M. Floor crew lunch break, Install SP 33,34

Warping: S. Austria will warp segments on 8/15/03.

Remove

SN

Telescope face

(Tel az / floor az)

Data sheet

Removed

SP

34

85

+X-Y

217.5/235

7

33

73

+X-Y

217.5/235

5

16

67

+X-Y

217.5/235

6

Install

SN

Telescope face

(Tel az / floor az)

Data sheet

Installed

SP

16

30

+X-Y

217.5/235

6

33

36

+X-Y

217.5/235

5

34

83

+X-Y

217.5/235

7

Lead person check that JLG is stowed for telescope motion  

Lead person check that dome AC's are ON