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Hy-Gain HAM IV, Instruction Manual

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Hy-Gain HAM IV Instruction Manual Download Page 15

Figure 9

Wiring Schematic

Figure 10

Control Unit - Front Panel

Summary of Contents for HAM IV

Page 1: ...de the house or other protected location Included in the shipping box are A Instruction Manual B Rotator Unit C Controller Unit New features in the HAM IV include an 8 pin Cinch connector on the rear panel of the control a chassis ground connection on the 110 VAC model and a locking CinchTM connector at the rotor unit CAUTION When using the lower mast support antenna size is restricted to 7 5 squa...

Page 2: ...r Transformer 120 VAC 23 VAC continuous duty Optional 220 VAC 23 VAC continuous duty Meter DC voltmeter 1000 ohms volts 1 MA full scale Meter Scale Direct Reading North centered 5 degree increments Optional Direct Reading South centered 5 degree increments Maximum Antenna Size A Tower Mounted as per Figure 3 15 sq ft 1 4 sq m of wind surface area B Outside Tower or mast Mounted as per Fig 5 or 6 7...

Page 3: ...or is not well protected but the installation is simpler With an Outside Tower Mount the rotator must be derated to 7 5 square feet 3 A telescoping or other type mast see Figure 6 can also be used This installation is similar to Number 2 above and requires the optional Heavy Duty Lower Mast Support Kit and must be derated to 7 5 square feet UNBALANCED WEIGHT AND WIND PRESSURE I Unbalanced Weight W...

Page 4: ...s 1 and 2 must be heavier gauge and less total lead resistance B Assemble the rotor cable as shown in Figure 1 G Depress the Brake Release center lever hold it and simultaneously depress the CCW direction switch left The rotator should turn CCW looking from the top This is S E NW S Release the CCW direction switch the rotator will coast down and stop Now release the brake switch The rotator is now...

Page 5: ...his connector assembly is installed in a vertical position with proper strain relief The rotator is mounted inside a tower see Figure 4 to the flat tower plate by means of four 4 bolts furnished in the hardware kit Use the following procedure 1 Locate the rotator in the tower directly under the bushing Note that the tower plate must be cut out to allow the connecting 8 wire cable to pass through t...

Page 6: ...ty bearing is used in the top of the tower recommended the shimming procedure must be done more carefully as closer tolerances are required It is important that the rotator does not try to turn the mast eccentrically with the top bushing or bearing 7 Tighten the four 4 bolts carefully to approximately 100 inch pounds of torque 8 Insert the 1 4 20 x 1 1 4 bolt with a locking nut into the center tap...

Page 7: ...Figure 5 Rotator Mounted on Tower Top Plate Figure 6 Pole Mounted Rotator ...

Page 8: ...essary hardware to facilitate mounting the HAM IV on top of a tower stub or mast Figure 7 Rotator Mounting with Lower Mast Support 8 CinchTM a Division of Labinal Components Systems Inc AMP is a registered trademark of AMP Barrel AMP Inc 939 E Park Dr Harrisburg PA WEATHER PROOF CONNECTOR KIT Optional The Cinch Connectors on the Rotor Unit may be replaced by AMP CPC weatherproof connectors The AMP...

Page 9: ... South 4 Meter Calibration Procedure Operate the rotator to its full clockwise position Adjust the calibration potentiometer until the meter indicates full scale to the right The meter is now calibrated Do not adjust the calibration potentiometer when the rotator is in any position other than full clockwise When the control unit is turned OFF the meter needle will fall to the left S position and r...

Page 10: ...over and black housing at either corner of the top edge and gently pry the cover loose from that corner Repeat for the other corner The meter cover should pop off 8 Carefully slip a knife blade under each corner of the lower edge of the white meter scale and twist slightly until the scale clears the two small indexing pins Remove the scale turn it over and reinstall it Make sure the scale fits ove...

Page 11: ... at fault It is recommended that a new capacitor be tried before any other action is taken If the electrical circuit is okay then check for mechanical binding Pay particular attention to bearings and alignment of the shaft on an inside tower mount On any inside tower installation care must be exercised to get the top mast shimmed to the exact rotational center of the rotator upper mast support If ...

Page 12: ... 8 ohms CHECKING THE ROTATOR FROM THE GROUND HELPFUL SUGGESTIONS Be sure to check your rotator cable for shorting open circuits incorrect wiring intermittent con nections shorted terminals rodent damage and mast support or thrust bearing binding CHECKING THE CONTROL UNIT 1 Voltages with Unit Plugged In To check the control unit plug the line cord into AC power With no connections to the terminals ...

Page 13: ... voltage applied to rotator Replace cable 7 Be sure cable is of proper size for length used Refer to Table 1 8 Substitute a 3 foot piece of new rotator cable to bench test unit Proper operation will indicate a defective rotator cable on the mast or tower or a cable not large enough to create proper turning torque 9 Low line voltage and cold weather will slow rotation Using an extra long or small w...

Page 14: ...mer Power 220V version 1 26 1073301 Transformer Power 120V version 1 27 5020200 Transformer Meter 220V version 1 28 5017700 Transformer Meter 120V version 1 29 5151500 Capacitor Motor Start 1 30 5086100 Cord Line 3 wire 120V version 1 31 450431 Relief Strain Heyco 1217 120V version 1 32 5079800 Cord Line 3 wire 220 VAC European Plug 1 33 5147702 Meter 1 34 5175200 Switch On Off S 1 1 35 723406 Pot...

Page 15: ...Figure 9 Wiring Schematic Figure 10 Control Unit Front Panel ...

Page 16: ...Figure 11 Control Unit Top View Figure 12 Control Unit Back View 16 ...

Page 17: ...w 6 32 x 3 8 Pan Head 2 143 5105700 Screw 12 24 x 3 4 4 5011500 Plate Mast Clamp 1 5038200 U Bolt 1 4 20 2 1 4 x 3 7 8 3 5050200 Flatwasher 5 16 4 110820035 Bolt 1 4 20 x 1 1 4 Hex Head 5 554099 Nut 1 4 20 Hex 5 561177 Lockwasher Split 1 4 SS 9 170 5030400 Support Upper Mast 1 171 450590 Strain Relief 1 172 610215 Cable 8 conductor 2 0 ft 173 640091 Plug 8 Pin Cinch w lock 1 Parts Pack Connector 8...

Page 18: ...Figure 13 Inside View of HAM IV Rotator ...

Page 19: ...o warranty is given or implied and no liability is assumed by Hy Gain as to its accuracy or completeness Changes may be made from time to time so the user should verify all factors that may be critical This information is not to be construed as to authorizing or advising use of any patented invention ...

Page 20: ...r warranty provided the product is returned postage prepaid to Hy Gain with a personal check cashiers check or money order for 8 00 covering postage and handling 3 Under no circumstances is Hy Gain liable for consequential damages to person or property by the use of any Hy Gain products 4 Out of warranty Service Hy Gain will repair any out of warranty product provided the unit is shipped prepaid A...

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