User's Manual

KH2060-4
MAINTENANCE
INTRODUCTION
1 This Chapter provides Maintenance information for the MantaDigital Radar displays.
The Chapter is divided into three parts
(1) Preventive Maintenance
(2) Diagnostic Maintenance
(3) Corrective Maintenance
2 The following paragraphs outline the basic maintenance and fault finding procedures
which can be implemented by the user. The fault finding/repair philosophy is limited to
checking cable connections, changing fuses and checking equipment performance.
PRE VEN TIVE MAIN TE NANCE
3 Preventive Maintenance comprises keeping the equipment clean, particularly the screen,
console cabinets and fan exhaust filters, and carrying out performance checks. External
surfaces (but not screens) should be cleaned with a soft, non-abrasive cloth, moistened in a mild
soap solution.
4 Screens are to be checked and cleaned regularly, using light pressure an approved screen
cleaner. Under no circumstances use detergents as these will damage the screens.
3 Monthly Checks - Clean or Re place Fan Filters
5 Fan filters must be checked and cleaned every 3 months. To check and clean fan filters,
ensure that the power supplies to the processor are isolated. Open the front panel and
slide the fan filters up and remove. Inspect and if necessary clean as described in the next
paragraph. Replace filters, close front panel and restore power supplies.
6 To clean a fan filter, vacuum clean the dust from it. If it is not possible to satisfactorily
clean the filter, fit a new filter, Kelvin Hughes Part Number MDP-1039.
7 Check that all connections especially earth bonding are secure and in their correct
positions.
Issue 5 (Jan 09) Page 4.3
KH2060-4
WARNING
LETHAL VOLT AGES ARE PRES ENT IN SIDE THE EQUIPMENT.
ALL COR RECTIVE MAINTENANCE MUST BE IM PLE MENTED WITH THE
POWER SUP PLIES SWITCHED OFF