DUKANE DK120 PDF

The DuKane underwater acoustic beacon is designed to generate a kHz signal that radiates underwater to a distance of about 2 miles. Works to a depth of . Find great deals for Dukane Underwater Acoustic Beacon DK Battery. Shop with confidence on eBay!. Dukane DK Pdf User Manuals. View online or download Dukane DK Technical Manual.

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If vertical mounting is necessary, switch end must be mounted downward to prevent accumulation of dirt, grease and water on the switch end.

Test the beacon as outlined in Section IV toinsure operation prior to installation. This beacon contains a lithium battery and may be considered hazardous waste. Hold dk1220 beacon in a vise clamp as shown in Figure NOTE The mounting bracket can be used as a template to mark for drilling the holes prior to the installation of beacon.

The beacon Figure Reason for the return. Install a flat washer and nut on each end of theretainer straps. Lay out four holes as shown in Figure The required schedule for battery replacement, available only at Dukane Corporation is every six years. Make sure that the beacon case is clean and dry prior to testing. Battery replacement should be done in a maintenance shop under clean conditions to prevent dust from contaminating O-ring and lubricant.

Page 10 of 24 Figure 5. Rotate the beacon in the mount so that the beacon replacement date can be read.

DK120/90 – Recorder Beacon

NOTE The mounting bracket can be used as a template to mark for drilling the holes dukame to the installation of the beacon. Initially beacons must be tested at every installation or beacon change.

Lay duiane four holes as shown in Figure Be sure that all four studs protrude approximately the same amount to insure that the strap seats properly around the beacon. Surface to 20, feet meters Sk120 Length The water switch should be cleaned when dirt or dust becomes apparent. Make sure that the beacon case and water switch, are free of grease or film. Water Dk10 Location on Beacon The proper mounting location should also provide for clearance for removing the beacon from its mounting hardware.

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This section describes the installation of the beacon mounting kits and the installation of the DK Series beacons into these mounts. After the four 0. If in doubt, wipe clean with mild detergent C. Collect account number for shipping carrier, if applicable. Direct contact between the beacon case and water is necessary for actuation and acoustic radiation.

Beacon off-current test, Battery disposal, Beacon storage | Dukane DK User Manual | Page 21 / 25

Make sure it is stored in a cool dry environment. Dukane Corporation will remanufacture or replace any unit or battery found not to be in conformity with this warranty. Use a high impedance voltmeter input impedance of 10 M ohms not required when usingTS or TS Test Set to perform the following procedure: If vertical mounting is employed, mount switch down to reduce accumulation of grease, dirt, and water on the switch end of the beacon.

The sea state, nearby boats, marine animals, gas or oil lines, and other factors contributing to dkkane ambient noise level may affect the range at which the beacon can be detected. Purchase Order if required for Beacon Replacement.

Beacon off-current test, Battery disposal, Beacon storage – Dukane DK120 User Manual

Fresh or salt water Radiation Pattern Alternate mounting with threaded holes may be employed where structure does not permit nuts dujane rear side. In order to avoid accumulation of moisture on the water-switch, the device should be mounted with the long axis of the beacon horizontal or with the water-switch facing down. Dukane Corporation will remanufacture or replace any unit or battery found not to be in conformitywith this warranty.

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The aft mid-section of the aircraft is normally the most desirable location for the beacon, but consideration must be given to environmental conditions cukane in Section 2. Observe theclearances required as shown in Figures 11 and12, and in established tool and maintenance clearances.

Dukane DK : Underwater Acoustic Beacon Technical Manual

At or near the expiration date listed on the case, the beacon can be returned to Dukane Corporation for battery change and overhaul to appropriate standards. Do not use a steel screwdriver or sharp tool because of danger of damaging O-ring groove. Observe the clearances required as shown in Dikane 5 and 6, and in established dujane and maintenance clearances. The resultant mechanical motion is dukne to the metal case of the beacon, which in turn radiates acoustic energy into the surrounding water at If the securing plate and its attaching hardware are already attached to the main body of the mounting cradle, remove them.

Ifvertical mounting is employed, the switch endshould be facing downwards to reduce theaccumulation of grease and dirt on the switchend.

Insure that proper protection for the beacon is provided i. If vertical mounting is employed, the switch end should be facing downwards to reduce the accumulation of grease and dirt on the switch end. Kd120 water switch is part of a low current triggering circuit, which when closed will initiate normal pulsing of the beacon oscillator circuit.

Position mounting kit carefully to avoid interference with other structures. Connect test leads as shown in Figure 22 and check for current leakage between battery and beacon body. The beacon should be mounted horizontallywith the switch end forward, if possible.

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