4-2
4.1. PREVENTIVE MaINTENaNcE
cHEcKS aND SERVIcES (PMcS)
4.1.1. PuRPOSE OF PMcS
pmCS is performed daily when in use to be sure that the voyager
is ready at all times. procedures listed in table 4-1 are a systematic
inspection of the voyager that will enable you to discover defects
that might cause the device to fail on a mission.
4.1.2. FREquENcy OF PERFORMING PMcS
the frequency of performing pmCS is as follows:
1. Daily when the voyager is in use.
2. When it is removed from the case for any reason.
TablE 4-1 PREVENTIVE MaINTENaNcE cHEcKS aND SERVIcES
SEq.
NO.
lOcaTION ITEM
TO cHEcK/
SERVIcE
PROcEDuRE
NOT FuNcTION-
ING aT OPTIMal
lEVEl IF
1
maintenance
open carrying case, inventory
items.
previously recorded faults on
maintenance records.
not Current.
Fault not cor-
rected.
bI-OculaR
2
optical
Surfaces
Inspect lenses for dirt,
fingerprint residue, chips, or
cracks. If necessary, clean
and dry lens with water and
lens tissue.
Scratches or
chips hinder vi-
sion with goggles
turned on, or if
cracks are pres-
ent.
3
external
Surfaces
Inspect for cracks or damage.
Scratches and gouges are oK
if operation is not affected
Cracked or dam-
aged.
Summary of Contents for VOYAGER 3
Page 7: ...1 1 SECTION I introduction ...
Page 19: ...2 1 SECTION II operating instructions ...
Page 29: ...3 1 SECTION III OPERATIONAL DEFECTS ...
Page 35: ...4 1 SECTION IV maintenance instructions ...
Page 42: ...4 8 3 Clean the bi ocular and accessories 4 Replace all items in the case ...
Page 45: ...4 11 4 2 3 1 5 6 8 9 10 11 Figure B 1 NIGHT VISION bi ocular and aCCESSORIES 7 ...
Page 46: ...4 12 ...