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Initial ME Mock-up, Инструкция по эксплуатации

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Balancing in Right Ascension: Which Way to Move the Counterweight

If the telescope rotates upward, move the 
counterweight higher (inward) on the shaft

If the telescope rotates downward, move the 
counterweight lower (outward) on the shaft

14

Balancing in Right Ascension: Balance Adjustment

WARNING!

•

Make sure all knobs are 
fully engaged so plates 
do not move

Re-engage the Right Ascension balance knob

1.

Rotate the counterweight shaft to be 
horizontal, parallel to the ground

2.

Turn the Right Ascension knob all the 
way counterclockwise 

Adjust the counterweight

1.

Hold the counterweight with one hand 
while someone holds the telescope

2.

Loosen the X-screw and move the 
counterweight according to step 14

3.

Retighten the X-screw

Repeat steps 13a-15 until balanced

15

WARNING!

•

Keep a hold of the 
telescope at all times

•

Keep one hand on the 
counterweight when 
moving it

Содержание ME Mock-up

Страница 1: ...Turn the bags inside out if they are wet 3 Stick the mount screws up through the bottom of the pier to help with mount alignment 1 Preliminary instructions 1 Assembling the telescope is a partner effort and requires COMMUNICATION between both people 2 Do NOT put things in your pockets during assembly 3 Some steps you must know but will not be required to do during labs ...

Страница 2: ...escope Remove screws from the bottom of the pier plate 2 Mount Level and Install WARNING YOU SHOULD NOT NEED TO DO THIS Do not overtighten knobs Ensure all screws are engaged so nothing moves 3 Level the mount Leveler is located in optics box on cart Balanced when bubble is in the center of the circle on the level Call over professor TA if not balanced Tighten or loosen levelers to balance Return ...

Страница 3: ...e hand on the counterweight Do not forget to replace the plug Tube Placement WARNING Both on one side of cart to slide off tube together Place tube in mounting rings 1 Open mounting rings by unscrewing knurled knobs 2 Place tube with the eyepiece end pointing toward the parking lots behind COAS Dew shield is fully extended First mounting ring is about an inch behind the dew shield Secure tube 1 Ro...

Страница 4: ...mirror diagonal and tighten the screws so it does not move Prepare mirror diagonal 1 Remove cover from tube and plug from eyepiece adaptor 2 Fully retract copper rings until flush by turning screw to the left 6 Eyepiece Installation WARNING Do not force the eyepiece in Make sure the adaptor does not move Insert the 35mm eyepiece Slide the silver end of the eyepiece into the adaptor Make sure eyepi...

Страница 5: ...lination Checking Balance WARNING Two people required one person always holding the telescope Disengage the upper Declination balance knob 1 Hold the telescope 2 Rotate Declination knob clockwise until it disengages Check the balance of the telescope 1 Hold the telescope horizontal 2 Let go of the telescope moving hands a few inches away 3 Note if and how it moves 4 Test multiple angles positions ...

Страница 6: ...moves when released continue to step 10 repeating steps 9 11 until the telescope is balanced in Declination 9b Balancing in Declination Which Way to Move the Tube If the objective lens moves down move the tube back in the mounting rings If the objective lens moves up move the tube forward in the mounting rings 10 ...

Страница 7: ...led knobs on the mounting rings 2 Adjust telescope as determined in step 10 3 Close rings and knurled knobs to hand tight Repeat steps 9a 10 until balanced 11 WARNING Make sure plate is locked in place Keep a hold of the telescope at all times Balancing in Declination Return to Neutral WARNING Do not overtighten the Declination knob Return the telescope to a neutral position Keep a hold of the tel...

Страница 8: ...l the counterweight shaft is horizontal parallel to the ground 2 Let go of the telescope moving hands a few inches away 3 Note if and how it moves 4 Test multiple angles positions for any movement after balanced in one 13a WARNING DO NOT LET IT TURN MORE THAN A FEW DEGREES Balancing in Right Ascension NEXT STEPS If the telescope is balanced skip to step 16 If the telescope is unbalanced moves when...

Страница 9: ... so plates do not move Re engage the Right Ascension balance knob 1 Rotate the counterweight shaft to be horizontal parallel to the ground 2 Turn the Right Ascension knob all the way counterclockwise Adjust the counterweight 1 Hold the counterweight with one hand while someone holds the telescope 2 Loosen the X screw and move the counterweight according to step 14 3 Retighten the X screw Repeat st...

Страница 10: ...ob 1 4th of a clockwise turn 3 Rock the telescope lightly to make sure the motor is engaged 4 Repeat 1 3 with Declination knob 16 Cart and Power Strip WARNING Do not start until finished with telescope set up Position the cart 2 roof tiles away from the pier Long axis perpendicular to the line of piers Plug in power strip 1 GFCI breaker on the wall is reset Green LED indicates that it is reset 1 P...

Страница 11: ... laptop power supply at the base of the cart closest to the pier 18 Mount Power WARNING Do not force the connectors Make sure use the correct connectors Plug the mount power supply into the power strip using the 1ft AC cord Carefully thread the electrical connector onto the mount not tight Gently push to engage Double check that it is the 48 volt power in being used Plug in mouse Use the USB port ...

Страница 12: ...ips around pier to secure cables Leave some slack in the cables 20 Joystick and AC Power WARNING There is a locking tab on the joystick connector Complete all previous tasks in order Plug in the joystick Use the socket labeled joystick Pay attention to orientation and locking tab Hang joystick by its loop over one of the attachment screws Turn on AC power strip Use the toggle switch on the power s...

Страница 13: ... and beep for RA excessive repeated beeping indicates error Turn on laptop 1 Power up the laptop 2 Login credentials on the left 3 Zoom information on the right 22 Set Date and Time Check accuracy of date and time Located in the bottom right hand corner If off by more than a minute then see professor TA 23 WARNING The date and time must be correct to calibrate the telescope ...

Страница 14: ... Click on start up dropdown menu 3 Choose Connect telescope A popup window will ask you to home the telescope Home the telescope 1 Make sure the telescope won t run into anything anyone 2 Click Yes on the popup window to home 3 Wait for telescope to finish homing Status will say tracking at sidereal when completed Setup is complete 24 ...

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