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WELCH-ILMVAC OWNER’S MANUAL DRY VACUUM PUMP MODELS: 2567B-01, 2567B-50, 2567C-02, 2567C-70, 0310-9096, & 0310-9097 Warning Not recommended for pumping acid, base or organic vapors or gases. Warning Be sure to properly identify intake and discharge before using pump. See section 2.5 Welch-Ilmvac 5621 W.
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INSTRUCTION WARNING AND CAUTION PLEASE READ BEFORE OPERATION While reading your manual, please pay close attention to areas labeled: WARNING AND CAUTION. The description of each is found below. WARNING Warnings are given where failure to observe instruction could result in injury or death to people.
TABLE OF CONTENTS Section 01 - Installation 1.01 Unpacking 1.02 Pump Mounting 1.03 Pump Location / Environmental Conditions 1.04 Exhaust Provisions 1.05 Electric Power 1.06 Vacuum Connections 1.07 Vacuum Gauges 1.08 Vacuum Pump Oil Section 02 - Pump Features & Principles of Operation 2.01 General Description 2.02...
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Section 1: SAFETY INFORMATION I.10 CAUTION: To prevent injury..I.11 Never operate this product if it has a damaged cord or plug. If it is not working properly, has been dropped, damaged or has fallen into water, please return the product to a Welch service center for examination and repair.
Section 2: INSTALLATION 2.10 Introduction This manual has been compiled not only for the care and maintenance of the Welch Dry Vacuum System now in your possession, but as a helpful reference and guide to prevent many problems which can occur if used improperly. 2.11 Unpacking Carefully remove the Dry Vacuum System from the shipping carton.
2.20 Electrical Power 2.21 Power Source Review Review the power source and the voltage rating on the units serial number tag to be sure they agree in voltage, phase and frequency. Serious damage may occur to the system if it is connected to an improper voltage.
This product is for use on a nominal 120V circuit, and has a grounding plug that looks like the plug illustrated in Sketch A in Figure #1. A temporary adapter, which looks like the adapter illustrated in sketches Band C, may be used to connect this plug to a 2-pole receptacle as shown in sketch B if a properly grounded outlet is not available.
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2.30 Traps 2.31 The need for a Trap The pumps will handle humid air. All wetted aluminum parts are treated for corrosion protection from moisture. All other wetted parts are stainless steel. If there is a chance liquid may be drawn from the process under evacuation, Welch recommends a liquid trap be placed between the process and the pump.
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Section 3: OPERATION 3.10 Starting Procedures 3.11 Starting a Welch Dry Vacuum Pump Before attaching the pump to a system it is well to familiarize yourself with the function and action of the pressure vacuum pump that you have acquired. Review the power requirements as described in Section 2.6.
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Section 5: TROUBLESHOOTING 5.10 Vacuum Problems Leakage, contamination and unusual outgassing are the general causes of problems with poor vacuum. To operate at maximum effi ciency a system must be thoroughly clean. If the system is completely clean and free from leaks, and unwarranted vacuum problems still exist, the pump should be checked.
W in Inches 12.5 H in Inches Catalog Number Catalog Number Wired for 115V, 60Hz, 1Ph with N. 2567B-01 American Plug Catalog Number with Trap and Gauge Wired for 115V, 60Hz, 2567B-50 1Ph with North American Plug Catalog Number with Gauge Wired for 115V, 60Hz, 1Ph with...
6.17 Parts List and Exploded View for Pump Model 2567B-50, 2567C-50, 2567B-01, 2567C-02, 0310-9096, & 0310-9097 Note 1: Parts available in kits shown in the following last three columns. Service Kit Seal Kit Suction Foot Item Qty. Part No. Description...
This liability of Welch-Ilmvac under this warranty is limited to servicing, adjusting, repairing, or replacing any unit or component part which in the judgment of Welch-Ilmvac has not been misused, abused, or altered in any way or damaged by ingestion of foreign material causing impaired performance or rendering it inoperative.
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