User manual ORION TELESCOPES & BINOCULARS 07828

[. . . ] Using the provided 2mm Allen wrench, loosen the sockethead setscrew on the end of the coupling). Setscrew on end of R. A. Use the provided 4mm Allen wrench to remove the sockethead bolt on the left side of the mount (Figure 3). The motor is now properly installed on the EQ-3 mount, and should appear as in Figure 4. Sockethead bolt Figure 4 3. Installing the Declination Motor Assembly 1. lock lever, and rotate the mount about the Dec. [. . . ] Next, insert the cap screw with washer attached down through the slot in the head casting flange and thread it into the insert on the Dec. While threading the cap screw into the housing, hold the Dec. motor assembly in position, so that when the screw The Dec. motor is now properly installed on the EQ-3 mount, and should appear as in Figure 7. Figure 7 4. Operation Insert four D-cell batteries into the battery pack. Orient the batteries as indicated on the white plastic battery holder. Connect the end of the battery pack's power cord to the DC power input on the hand controller. There are two white cords that are permanently connected to the hand controller. The printing on the bottom of the hand controller's front panel indicates the R. A. Connect the modular connector on the end of the R. A. motor assembly, and connect the end of the Dec. Figure 6 is fully tightened, the gears make a good connection (Figure 6). slow-motion control cable, it can now be replaced on either the front shaft of the clutch assembly or the rear end of the Dec. When the knurled chrome section of the clutch assembly is rotated clockwise until tight, the Dec. motor is engaged or you may damage the motor. slow-motion control cable, first rotate the chrome bushing of the clutch assembly counter-clockwise by a turn. For the motor drive system to track the motion of the night sky properly, the equatorial mount must be polar aligned. axis of the mount so it is parallel to the Earth's axis of rotation (polar axis). Consult the manual that came with your equatorial mount for details on how to polar align it. When observing in the Northern Hemisphere, the N/S switch on the hand controller should be in the "N" position. For the Southern Hemisphere, it should be in the "S" position. Make sure the motors are engaged, and turn the power switch on the hand controller to the "ON" position. [. . . ] Specifications EQ-3M Guiding rate: ±100% sidereal Centering rates: ±400% sidereal , ±800% sidereal Power requirement: 6V DC Battery type: four D-cells Northern or Southern Hemisphere operation DC stepper motors Externally clutched One-Year Limited Warranty This Orion EQ3M Dual-Axis DC Motor Drive System is warranted against defects in materials or workmanship for a period of one year from the date of purchase. This warranty is for the benefit of the original retail purchaser only. During this warranty period Orion Telescopes & Binoculars will repair or replace, at Orion's option, any warranted instrument that proves to be defective, provided it is returned postage paid to: Orion Warranty Repair, 89 Hangar Way, Watsonville, CA 95076. If the product is not registered, proof of purchase (such as a copy of the original invoice) is required. [. . . ]