If you have not received regulator service training as an Authorized Sherwood Scuba Dealer do not attempt to perform the service described in this document. If you are uncertain as to whether you are qualified to perform this service contact your regional Sherwood Scuba Distributor for advice. GENERAL INSTRUCTIONS Special Notations result in serious injury or death. CAUTION: Indicates a potentially hazardous condition or situation which, if not avoided, may result in minor or injury. It may also

. . . . . . . . . . .SRB3601 . . . . . . . .First Stage Complete 1 . . . . . . . . . . .5105-70 . . . . . . . . .Handwheel Assembly 2 . . . . . . . . . . .3504-6 . . . . . . . . .Star Washer . . . . . . . . . . . .J2790056B . . . . . .Filter Retaining Ring 3 . . . . . . . . . . .1390-7 . . . . . . . . .Filter 4 . . . . . . . . . . .29-3106-13A . . . . .Moving Orifice . . . . . . . . . . . . . . . . . . . . . . . . . . .(bare, no O-rings) 5 . . . . . . . . . . .19-8010-8 . . . . . . .Disc Spring