Service Manual

GSM-204-523
General maintenance procedures
31st Oct 01
Maintenance Information: Horizon macro outdoor
68P02902W04-A
CONTROLLED INTRODUCTION
Maint. 2–7
Inspection of
cabinet, locks
and hinges
Inspecting the cabinet exterior
Inspect the cabinet exterior using the following procedure:
 Check exterior panels for dents and structural damage.
 Check cabinet top connections for signs of overheating and security of
attachment.
 Check cabinet exterior finish for signs of damage or deterioration. Restore
exterior finish as necessary.
Inspecting the doors and hood
Inspect the doors and hood using the following procedure:
 Check cabinet doors and hood for distortion, security and correct
operation.
 Check hinges for damage, security and correct operation. Carefully
lubricate the hinges. Ensure that all door seals are wiped clean of the
lubricant.
 Check the hood mechanical stay and gas strut for damage, security and
correct operation. Carefully lubricate the moving parts of the mechanical
stay and gas strut and ensure that lubricated surfaces are dirt-free.
 Check earth connection for damage and security.
 Check door lock mechanism and inspect for ease of operation. Lubricate
the mechanism with light grease. Ensure that lubricated surfaces are
dirt-free.
Inspecting the cabinet interior
Inspect the cabinet interior using the following procedure:
 Check all rack equipment for security of attachment, especially the
TOPSM PSM, CBM and CTU module attachment screws using a Torx
driver. Tighten to correct torque(see torque values in General
maintenance overview in this chapter).
 Carry out a visual check of all wiring for signs of overheating and security
of attachment.
WARNING
Do not over stress the earth connections, as this may
damage the connector and reduce the protective function.
 Check the earth connections for corrosion and tightness using a torque
wrench. Tighten to the correct torque (see torque values in General
maintenance overview in this chapter).