KM-97 Flashcards
What are the KM-97 O-Rings lubricated with?
MIL-PRF-27617 type II or III grease or Christo-Lube
What could cause a diver to pass out when diving KM-97?
A neck dam that is too tight putting pressure on the carotid artery in the neck
Why should you NOT over-tighten the packing nut on the KM-97?
It will prevent movement of the nose block device
What is the correct flow of gas from the KM-97?
What happens if the exhaust valve insert is installed backwards?
- Inside the helmet out to the quad exhaust main body
- The diver will not be able to exhale
When will the KM-97 regulator require internal adjustment?
If the purge cover has no play or if the play is greater than 1/4in before the gas flow is heard
Ensure that the silicone sealant used on the KM-97 helmet cures for _____ before any further use of the helmet. Breathing of fumes may result in ____ Or ___ to personnel.
- 24 hours
- Injury
- Death
What should you never tighten the comms mount nut with on the KM-97?
A spanner wrench or other tool
What is the face plate of the KM-97 torqued to?
What is the cover retainer screw torqued to?
Faceplate- 15 in-lbs
Cover Retainer - 12 in-lbs
What DON’T we use for cleaning the KM-97?
- Freon
- Bleach
- Trichloroethylene
What do you check the sealed pull pins for in the KM-97?
Signs of oil leakage
What do you clean the KM-97 with?
Shell?
Sanitizing?
Shell;
- Bio-Circle E-Nox Clean
- Bio-Circle UNO SF
Sanitizing
- Wescodyne (poloxamer iodine)
- Advance TBE
- Bi-Arrest 3
- Confidence Plus
What is used to clean stainless steel exterior of helmets?
E-Nox clean removes corrosion
UNO SF- Netralizing E-NOX cleaner
What can cause invisible damage to the faceplate and make it susceptible to shattering upon impact by any strong blow?
Aerosol -Propelled Spays
If faceplate fails U/W, drowning or death may result
Can greases be mixed specifically different brands of MIL-PRF-27617?
No, ensure all old grease is removed prior to applying new grease
