CONTENTS General Information ..................2 System Diagram ....................3 Battery Not Being Charged ................4 Battery Indicator In Operation .................7 Indicator LED Logic ...................8 Limited Commercial Warranty Policy .............9 P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
GENERAL INFORMATION The BOSS™ Dump Trailer Charging System utilizes a DC/DC converter to boost the voltage and optimally charge the dump trailer battery. The BOSS has an easy to interpret LED indicator that clearly shows the battery status. The Boss: •...
BATTERY NOT BEING CHARGED 1. Connect a truck to trailer. 2. Disconnect 4-pin plug from DC/DC converter. • Using a meter measure voltage between pin 3 and pin 1 3. Should read truck battery voltage - if not: • Inspect wires for damage and repair •...
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• Check pin 1 and 4 are connected to black wire of 7-way cable • Check truck fuse • Check that truck wiring is connected to 7-way receptacle on truck 5. If voltage is present on both pins, reinstall 4-pin plug in DC/DC converter. P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
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6. Proceed to next step. 7. Remove cover of fuse holder on output of DC/DC converter (green wire) • Inspect fuse to see if blown. If possible use a meter to confirm fuse is not blown. If blown, replace. If not, continue •...
• Inspect fuse and see if blown. If possible use a meter to check fuse. If blown, replace. If not, continue. • Inspect wiring of indicator for damage. • If damage found, repair damage. If no damage is found, replace indicator. P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
INDICATOR LED LOGIC CONDITION ACTION TOWING NEEDED VEHICLE ENGINE STATUS Solid Green Charging Mode None Running Slow Flashing Batteries in good state of None Green charge (more than 12.4 volts) Slow Flashing Battery in low state of Charge and Orange charge (voltage between test battery 6.0 and 12.39 volts)
Product or failure of a part not manufactured by Purkeys. This warranty shall not apply if any Purkeys product is used for a purpose for which it is not designed or is in any way altered without the specific prior written consent of Purkeys. ANY...
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