Installation time can be budgeted at approximately ten minutes in the shop plus one hour in the field per R247 system. This time budget is assuming that a pole is already in place in the field to mount the unit on. No trenching, external cabling, traffic disruption or site remediation is required.
3. Fasten the top arm pipe to the mounting bracket using the hardware described in Drawing R247-A01_02 found at the end of these instructions. 4. Remove the large locking nut on the top arm and pass the LED harness into the top hole of the LED array.
Final Adjustments As the Carmanah Model R247 is a solar-powered device, it is critical to position the unit in relation to the optimum angle of the sun in order to achieve maximum solar power generation. Note: To do this, angle the top of the main housing unit towards the equator (south if installed in the northern hemisphere, and north if installed in the southern hemisphere) and tip it upwards at an angle equal to your latitude plus 5 degrees.
Unplug the battery cable from the circuit board to turn the unit off. 3.1.2 Configuration Options The R247 offers four (4) customer-configurable options using a set of switches located on the circuit board: Daytime Brightness Levels: 124, 250 or 400 candela for MUTCD setting.
The R247 has several user-configurable options that are accessed by DIP switches mounted on the circuit board. These options are read by the R247 only on power-up, so the power must be disconnected and reconnected after any change is made.
Note: Pressure washers should not be used (water forced up into the louvers may soak internal components). Following the check list below will assist in ensuring that the R247 is will perform optimally 1. Clean the solar panels more frequently during drier months, as they may become soiled more quickly.
5.0 Troubleshooting The Light is not Flashing There are two faults that may occur with the R247 that will prevent the light from flashing: 1. Check the battery connection and the LED array connection to ensure that the connectors are fully inserted. As the light is designed to function as soon as the battery is plugged in, this should be fairly simple to diagnose.
Additional Products Carmanah offers a variety of solar-powered and energy efficient LED lighting products. For roadway applications, Carmanah also manufactures solar LED pedestrian crosswalk flashing beacon and school zone flashers, as well as LED internally illuminated street-name signs and traffic signs.
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