Ega Master MASTEREX 77780 Manual De Instrucciones página 8

• The explosion-proof light is with angle adjusting function from 0° - 180° to meet a variety of
angle lighting orientation.
• The power part is cast sealed. Stop use the light when the cast sealing material turn soft, crack
and expand.
• The explosion-proof light is with switch mode Dim-Middle-High-OFF. Press once "Dim", twice
"Middle", third "High", forth "OFF". The corresponding working time is 4.3h, 2.15h.
• Please charge the light under the circumstance between 0° C to +45° C. When charge the
battery, the two pair of joints are provided with anti-reverse connection positioning slots. Please
open the protective cover, insert the charging connector to the charging base and screw the
butt cap tightly. Please pay attention to the charging orders: firstly make sure the reliable
connection between the charging base and joint. Then plug the charger to AC power supply.
The conversed operation is prohibited.
• The explosion-proof light is with the function of battery capacity indicating. When charging, the
battery indicator is "red". When it turns "green", the charging is finished and please disconnect
the AC power supply.
• The following operations are prohibited in any possible dangerous area:
Open the light when it is working or turning off the load.
Regular or occasional maintenance and repair.
• The persons who use the light at site should know about the performance of explosion-proof
light. Turn off the light in time and evacuate the dangerous area when find any abnormal
phenomenon. Unqualified repair person is not allowed to repair the explosion-proof lights.
• The service man must have on-the-job training to know the specification and operating
performance of explosion-proof light. They must have professional knowledge and should
familiar with the structure of explosion-proof light.
• Clean the dust and dirt on the shell of the explosion-proof light regularly to improve the
luminous efficacy and heat dispersion performance. A wet cloth can be used for cleaning.
• Check whether the transparent parts have been impacted by foreign body regularly. Check
whether the fasteners and inner components are loose, soldering off or corroded. If yes, do not
use it until maintained.
• If use the light in damp environment, please regularly check and change the sealing
components to ensure the protective performance of the shell.
• When disassemble the light, must comply with the warning requirements to operate in non-
dangerous area.
• When the cast sealing material turn soft, crack and expand obviously, please change the
power immediately.
• After open the shell, should check whether the sealing components become hard or adhesive;
whether the insulating layer of the wire become green or carbonized; whether the insulating
parts and electrical components become deformed or have scorch. If these problems are
found, must repair the light immediately.
• The model, specification, dimension and performance of the parts for maintaining should keep
the same as the original ones.
• Before closing the shell, should use replacement type anti rust oil on the explosive-proof
threads and check whether the sealing ring is at the original location by achieve the sealing
function when close the shell.
• Do not disassemble the sealing parts of the light often. Otherwise the explosive-proof function
will be affected.
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6. MAINTENANCE