Nova-Tech LMI Roytronic Excel Series AD Metering Pump - Manual (Page 10)

10
INSTALLATION
3.3 Tubing Connections
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the larger opening of the Coupling Nut toward the tubing end.
2a. For 1/4” OD tubing: Position the Female Ferrule so that 1/4” to 3/8” (5-10 mm) of tubing protrudes from
the Female Ferrule. Orient the raised collar of the Ferrule toward the Coupling Nut (reference FIGURE 1).
2b. For 3/8” or 1/2” OD tubing: Position a Female Ferrule about one inch (25 mm) from end of tubing. Orient the
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to break.
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DO NOT USE CLEAR VINYL TUBING ON THE DISCHARGE SIDE OF THE PUMP. The pressure created
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discard these caps or plugs before connecting tubing.
DO NOT USE PLIERS OR PIPE WRENCH ON COUPLING NUTS OR FITTINGS.
DO NOT REUSE FERRULES—USE ONLY NEW FERRULES.
(5-10 mm)
1/4" - 3/8"
1/4" O.D. or
3x6mm Tubing
Ferrule-
Female
Coupling Nut
Fitting
O-Ring
3/8" O.D. or
6x8mm Tubing
1/2" O.D. or
9x12mm Tubing
Ferrule-
Female
Coupling Nut
Fitting
O-Ring
Ferrule-
Male
FIGURE 1 FIGURE 2
Replacement Ferrules,
and Coupling Nuts
are available as
the following kit
numbers:
¼” Tube – 77382
3 ⁄ 8 ” Tube – 77383
½” Tube – 77384
3 x 6 mm Tube – 77378
6 x 8 mm Tube – 77379
9 x 12 mm Tube – 77380
One kit is needed
for each end of
the tube.