TM 5-6675-318-14
Rotate defective lamp until prongs are free from slot and remove.
d.
e.
Insert new lamp prongs into slot and rotate 90 degrees.
f.
Reinstall
safety
tab
into
lamp
socket.
Reinstall
diffuser.
g.
h.
Turn
power
ON.
1-10.2 Service Ventilation Ducts.
8 2 D , Topographic Surveyor
MOS :
TOOLS:
Vacuum Cleaner
Flat Tip Screwdriver
SUPPLIES: None
Cover equipment to prevent dust from entering equipment.
a.
b. Close all doors and cabinets.
R e m o v e any documents or other work that may be damaged by dirt/dust.
c.
d . Turn off air conditioner/heater.
e.
Remove four screws from each ventilation duct deflector.
f. Remove all duct deflectors.
Vacuum dirt or dust from deflector louvers.
g.
h.
Insert vacuum cleaner probe into ventilation duct at each deflector
hole, and vacuum as far as probe will reach.
Reinstall deflectors and secure with four screws.
i.
Turn
on
air
conditioner/heater.
j.
k. Vacuum any dislodged dirt or dust from interior of section.
Remove covers for operation.
l.
1-43
