2MASS:

For manual dithering -

    S
    "
 W=="==E
    "
    "
    N

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Cold Start Power Up Sequence
Procedure for coming out of lightning shutdown or checking out the telescope and instrument.

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2mass_ln2_fill_instructions_with_pictures
2MASS liquid Nitrogren fill instructions.

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2mass_umn60_troubleshooting
Common issues and how to solve them at the Minnesota 60“ and 2MASS instrument.

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