CELESTRON 94256 USB Cooling Fan for Dobsonian Telescopes Instruction Manual

June 4, 2024
Celestron

CELESTRON 94256 USB Cooling Fan for Dobsonian Telescopes

USB Cooling Fan for

  1. Parts List (Fig. 1)CELESTRON-94256-USB-Cooling-Fan-for-Dobsonian-Telescopes-FIG-1
    A. Grill
    B. Fan
    C. Mounting screws (4x)

  2. Mounting (Fig. 2)CELESTRON-94256-USB-Cooling-Fan-for-Dobsonian-Telescopes-FIG-2

  3. Powering (Fig. 3)

Prior to using the telescope, take it outside. Plug the fan into a USB power source such as a portable USB power bank or an AC wall charger. The fan will turn on automatically. Allow the fan to cool the primary mirror to the ambient air temperature. Once the mirror has cooled and you are ready to observe, you can disconnect the fan from power. If you wish to use the fan while observing, you may need a USB extension cable (not included).

Specifications

CELESTRON-94256-USB-Cooling-Fan-for-Dobsonian-
Telescopes-FIG-5
FCC STATEMENT

FCC NOTE
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and receiver.
  • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
  • Consult the dealer or an experienced radio/TV technician for help.

This product is designed and intended for use by those 14 years of age and older.

WARRANTY

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References

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