Section 5 Troubleshooting; Introduction; Troubleshooting Procedures - ADB Signature Series L-860 Manual

L860 Elevated Low-Intensity Edge Light
Section 5
Troubleshooting

1. Introduction

2. Troubleshooting
Procedures
Problem
1. LED not lighting
2. LED too dim
3. Ice forming on lens
© 2008 Siemens Airfield Solutions
All rights reserved
WARNING: Allow only qualified personnel to perform the
following tasks. Observe and follow the safety instructions
in this document and all other related documentation.
WARNING: De-energize the circuit and lock out the circuit
or regulator so that the circuit cannot be energized by
remote means before attempting to service the fixture.
This section contains troubleshooting information for the L-860 light
fixture. This information covers only the most common problems
that you may encounter. If you cannot solve the problem with the
information given here, contact your local ADB Airfield Solutions
representative for help.
Refer below for troubleshooting procedures for the L-860 LED
elevated light.
Possible Cause
Defective electronic module
Loose wire connections
Deteriorated wire insulation or
voltage too low
Moisture present in fixture
Dirty Glassware or voltage too low
Service life of LED exceeded
NOTE: Refer to Expected LED Life
under Specifications in the
Description section.
Defective or missing arctic kit
96A0388B
Issued 6/08
Troubleshooting
Corrective Action
Replace the electronic module.
Tighten wire connections.
Replace wires or correct input voltage.
Open and dry the fixture. Inspect the
glassware for cracks. Replace the
electronic module, seals, and damaged
glassware assembly. Refer to the
procedure under LED Electronic Module
Replacement in the Repair section.
Clean the glass lens or correct input
voltage.
Replace the electronic module.
Remove the glassware assembly and
check to see if heating element is
installed. If missing or defective install
new arctic kit. See Spare Parts List in
Section 7.
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