Drager BG4 Statements of Fact 3
Questions taken from 2017 Drager BG4 Statements of Fact


Progress Indicator:
Question 1 of 15

1.  The pressure reducer must be rebuilt/over-hauled every __________.

Choices:
  1. 10 years
  2. 6 years
  3. 4 years
  4. 5 years


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