ENVIROMAC 103 Snorkvac - Manual (Page 8)

Construction
ENVIROFLEX® SNORKVAC™ – Wall or ceiling mounted arm
ENVIROFLEX® SNORKVAC™ – Bench mounted arm
Drawing 2.
Construction of self-supporting suction arm.
Basic components
• The rotating socket which consists of the outer sleeve (1) (cast aluminum) with the connecting
flange and the other inner sleeve (2) (steel). The sleeves for 4”, 6”, and 8” arms are connected
together by means of a thread. The rotation of the sleeves in the range of 350
° is limited by a stop.
The 3” arm does not use the thread so it can be rotated 360°. The complete unit is electrostatically
powder coated, with "thermo-hardened" paint.
• The arms I (3) and II (4) - pipes (rolled sheet steel), covered and painted as above.
• The flat joints inner (5) and outer (6) – For 6” and 8 “versions - Cast Aluminum painted by the
electrostatic method (as above), and bolted to the inner sleeve of the rotating socket and to the arm
I and II. For 3”, 4” version - steel elements also painted and bolted as above.
• The friction joints are separated with the frictional insert and washer. These elements are bolted
together.