Celestron AstroMaster 90EQ User manual

Quick Set-up Guide
Quick set-up guide for:
Model #21062 – AstroMaster 70EQ
Model #21064 – AstroMaster 90EQ
Model #21069 – AstroMaster 90EQ-MD
Questions or Problems with Set-up?
CONTACT: Celestron Technical Support:
310.803.5955
www.celestron.com
Use the three tightening screws located at the
bottom of each leg to secure the extended legs
in place.
To set up the tripod, spread the legs outward until
they are fully extended. Extend the center portion of
each of the three tripod legs down 6-12".
123
All three legs should be the same length to
provide a level platform for the telescope.
4
7
Locate the equatorial mount and place the base of
the mount through the hole in the center of the
tripod mounting platform.
5
Properly assembled, the accessory tray should
appear as pictured above.
6
From underneath the tripod mounting platform,
thread the mounting nut into the threaded hole on
the bottom of the equatorial mount.
8
Thread the latitude adjustment screw into the
equatorial mount until the screw is touching the
inside of the mount.
9
Your AstroMaster 70EQ/90EQ includes: optical tube w/
built-on StarPointer finderscope, tripod with center
support bracket, equatorial mount, two eyepieces, two
counterweights, counterweight bar, two slow motion
cables, erect image diagonal, accessory tray, battery,
owner’s manual, and The Sky™ CD Software.
To attach the accessory tray, line up notches and
turn clockwise until tray tabs lock into place with
the tripod brackets.

Quick Set-up Guide [cont]
WARNING: Never attempt to view the sun through any telescope
without proper filtering!
11
Tighten the threaded end of the counterweight bar
into the declination axis of the equatorial mount.
12
13
The other cable attaches to the R.A. axis gear shaft.
14
Place the telescope tube on the equatorial mount
so that the tube is facing forward as pictured
above.
15
Center dovetail in the mount and tighten fastening
screw. For added security tighten the angled lock
down screw next to the fastening screw.
16
Loosen the set screw on the focuser. Remove the
plastic cap covering the end of the focuser.
17 18
Insert the chrome barrel of the 20mm eyepiece
into the diagonal and tighten the set screw.
19 20
Replace battery cover and tighten. For longer
battery life be sure to turn off finderscope when
not in use.
21
Remove the lens cap from the front of the
telescope. To observe, look through the eyepiece
as shown above.
10
Insert the diagonal into the focuser and tighten the
set screw.
Slide the chrome end of the slow motion control
cable onto declination axis gear shaft.
Unscrew battery cover for the StarPointer
finderscope. Insert battery with “+” side facing
out.
For detailed usage information please consult your owner’s manual.
Remove safety screw from the end of the
counterweight bar. Slide the counterweights half
way up the bar and tighten the locking screw to
secure in place. Replace safety screw.
safety
screw
locking
screw mount
battery
battery
cover
on/off
switch