iOptron CEM60 - Page 3

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iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
tighten all the screws/nuts. Thread it into the hole
underthemainboard.

3. Setting the Latitude:SlightlyloosentheLatitude
LockingClamps,usetheSSleverifneeded.

Turn the Latitude Adjustment Knob until the arrow
pointstoyourcurrentlatitudeontheLatitudeScale.
TightentheLatitudeLockingClampswhendone.

4. Installing the Counterweight (CW) Shaft:TheCW
shaft system is a two part configuration, it comes
with preinstalled top part of the shaft.  Just simply
threadtheCWshaftontoit.
There are three screws on CEM60 CW Mounting
Housing:AlargeShaftLockingScrew,aShaftPosition
Screwonthe othersideand aLow‐LatitudePosition
Screwintheback.
[TIP:Ifyoulatitudesislowerthan10°,pleasereferto
the full online manual to adjust the counterweight
shaftpositiontoavoidCWbumpingintotripodleg.]
 
5. InstallingtheCounterweight(s):Beforeinstallingthe
Counterweight(s),makesure that both R.A.andDEC
Gear Switches are fully engaged to avoid sudden
mount movements, which could injure you or
damagethemountgearsystem.
Make sure the mount is at zero position (i.e.
counterweightshaftispointingtogroundwhenthe
counterweightisinstalled.)
Disengage the R.A. Gear Switch toset the R.A. axis
free before loading the CW.Remove theCW Safety
CapattheendofCWShaft.GuidetheCWoverthe
shaft.TightentheCWLockingScrewtoholdtheCW
inplace.PlacetheSafetyCapbackontotheshaft.
YoumayneedmoreCWforheavierpayload,or
smallersizeCWforlighterscope.
6. BalancingthePayload:Afterattachingthescopeand
accessories, the mount head assembly must be
balanced in both R.A. and DEC axes to ensure
minimumstressesonthemountdrivingmechanism.

CAUTION:Thetelescopemayswingfreelywhenthe
R.A.orDECGearSwitchisdisengaged.Alwayshold
onto themount and/ortelescope assembly before
releasing the Gear Switches to prevent it from
swinging, which can cause personal injury and/or
equipmentdamage.
TheCEMgearsystemutilizesamagneticforcesystem
foroptimalgearmeshing.FullyturntheGearSwitch
Latitude
locking clamp
Latitude
Adjustment
knob
Gear switch