9
HELIUM
RELEASE
VALVE
0
[Fig. 2]
If while diving the user is exposed to a prolonged period of exposure to
pressurized Helium such as decompression chamber:
Please allow the Helium release valve to regulate internal pressure of the
timepiece.
Simply unscrew the valve [Fig. 2] until Helium exposure is complete.
8
Summary of Contents for BL-3148
Page 10: ...5 6 Nylon Head Hammer 3 4 16 17...
Page 11: ...7 Nylon Head Hammer FINISH 8 10 9 Micro size adjustment 18 19...
Page 12: ...11 FINISH 12 20...
Page 13: ...GENERAL CARE...
Page 14: ...WATER RESISIANT CHART...