Assessments - 2, GPA: 4
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Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. See page 2 for Table of Contents and page 3 for List of Models. See page 25 for Maximum Working Pressures. NXT Air-Powered TI8354a Related Manuals Part No. Description 311238 NXT Air Motor manual 308330 Viscount I Plus Hydraulic Motor manual 311690 High-Flo Lower manual 308048 Viscount II Hydraulic Motor manual Patent Pending Pump Shown II 2 G Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 NXT Air-Powered Pumps . . . . . . . . . . . . . . . . . .3 Viscount I Plus Hydraulic-Powered Pumps . . . . . 3 Viscount II Hydraulic Powered Pumps . . . . . . . . 4 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Air-Powered Pumps . . . . . . . . . . . . . . . . . . .8 Hydraulic-Powered Pumps . . . . . . . . . . . . . .8 All Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . .9 Air-Powered Pumps Typical Installation . . . . . . 10 Hydraulic-Powered Pumps Typical Installation . 11 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 PressureRelief Procedure . . . . . . . . . . . . . . . . 12 Flush Before Using Equipment . . . . . . . . . . . . . 12 Trigger Lock. . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Pump Operation . . . . . . . . . . . . . . . . . . . . . . . . 12 Stop the Pump at the Bottom of Its Stroke . . . . 12 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Preventive Maintenance Schedule . . . . . . . . . . 13 Flushing . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Air Line Filter . . . . . . . . . . . . . . . . . . . . . . . 13 Hydraulic Power Supply Check . . . . . . . . . . 13 Mix Tank Volume. . . . . . . . . . . . . . . . . . . . . 13 Packing Nut Tightness . . . . . . . . . . . . . . . . 13 Excessive Leaking atThroat . . . . . . . . . . . 13 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 Disconnect the Lower . . . . . . . . . . . . . . . . . . . .15 Reconnect the Lower . . . . . . . . . . . . . . . . . . . . .15 Reassemble the Coupling Rod and Tie Rods to the Motor . . . . . . . . . . . . . . . . . . . . . . . . .16 Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 NXT Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 Common Parts . . . . . . . . . . . . . . . . . . . . . .18 Parts ThatVary byModel . . . . . . . . . . . . . .19 Viscount I Plus Pumps . . . . . . . . . . . . . . . . . . . . 21 Common Parts . . . . . . . . . . . . . . . . . . . . . .21 Parts ThatVary byModel . . . . . . . . . . . . . .21 Viscount II 460 Pumps . . . . . . . . . . . . . . . . . . . .22 Common Parts . . . . . . . . . . . . . . . . . . . . . .22 Parts ThatVary byModel . . . . . . . . . . . . . .22 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Pump Mounting Hole Diagram . . . . . . . . . . . . . . .24 Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . .25 NXT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25 Viscount I Plus Pumps . . . . . . . . . . . . . . . . . . . .25 Viscount II Pumps . . . . . . . . . . . . . . . . . . . . . . .25 Performance Charts . . . . . . . . . . . . . . . . . . . . . . . . 26 Air-Powered Pumps . . . . . . . . . . . . . . . . . . . . . .26 Hydraulic Powered Pumps . . . . . . . . . . . . . . . .28 Viscount II 460 Pumps . . . . . . . . . . . . . . . . . . . .29 GracoStandardWarranty . . . . . . . . . . . . . . . . . . .30 GracoInformation . . . . . . . . . . . . . . . . . . . . . . . . .30 311211L Models Models NXT Air-Powered Pumps Your model number is marked on the pump identification plate located toward the rear of the air motor. To determine the model number of your pump from the following matrix, select the six digits which describe your pump. The first digit is always J for circulation pumps. The remaining five digits define the construction. For example, a circulation pump with carbon steel construction, a 2.0:1 ratio, low noise exhaust, no communication option, npt fittings, and chrome rod and cylinder is model number JC20 L1. To order replacement parts, see page 18. J C 20 L 1 First Digit Second Digit Third and Fourth Digit Fifth Digit Sixth Digit Material Motor Size Lower Size Maximum Fluid Pressure psi (MPa, bar) Exhaust Communication Fittings Rod and Cylinder J (all circulation pumps) C Carbon Steel 20 2200 2000 200 (1.4, 14.0) L Low Noise none 1 npt Chromex/ Chrome S Stainless Steel 30 2200 1500 300 (2.1, 21.0) M Low Noise DataTrak™ 2 npt Chromex/ MaxLife 35 3400 2000 340 (2.3, 23.0) R Remote none 3 bspp* Chromex...