SERVICE (CHARGING) VALVES.
(1) .Refer to para 4-18 and remove top covers.
Caution should be exercised with fluorocarbon
refrigerant gas as they can displace oxygen and
thereby cause suffocation.
Personnel with a history or other evidence of carliac
rhythm abnormalities should be made aware of the
potential for aggravation of existing cardiac rhythm
abnormalities or the induction of arrythmias, as a
result of exposure to fluorocarbon refrigerant gases.
Such individuals should be evaluated by local medical
authorities before working in environments where
potential refrigerant exposure may occur.
Refer to figure 6-3 and discharge the refrigeration
Refer to figure 5-1A and disconnect the service valve