Sterling A0552321 - Manual

Pump Tanks Chapter 1: Safety 6 of 36 1-2 Warnings and Precautions Our equipment is designed to provide safe and reliable operation when installed and operated within design specifications, following national and local safety codes. To avoid possible personal injury or equipment damage when installin...

Pump Tanks Chapter 2: Functional Description 7 of 36 Chapter 2: Functional Description 2-1 Models Covered in This Manual This manual covers many models of cooling tower pump tanks and chilled water pump tanks with operating capacities of 100 to 6,125 gallons (378 to 23,183 liters). Pump tanks are de...

Pump Tanks Chapter 2: Functional Description 8 of 36 2-3 Standard Features All tower and chilled water pump tanks come standard with the following: • ODP motors and cast iron impellers on standard pumps • Centrifugal pump(s) with cast iron housings, cast iron impellers and mechanical seals • Solid d...

Pump Tanks Chapter 3: Installation 10 of 36 Chapter 3: Installation 3-1 Uncrating Your Pump Tank Caution! Due to the size and weight of larger model pump tanks, the manufacturer recommends using bonded professional millwrights to unload and move larger pump tanks. Rig the pump tank from the frame on...

Pump Tanks Chapter 3: Installation 11 of 36 3-4 Installing Separate Tank Ledge Models Pump tanks from the 2000, 2700, 3700, and 5100 Series are a two-component design with separate tank and pump ledge assemblies. These models include a hardware package and assembly drawing located in the information...

Pump Tanks Chapter 3: Installation 12 of 36 3-7 Making Piping Connections Piping systems vary with process application and pump tank configuration. Typical system configurations are available in the Appendix, but the details may or may not apply to your application. Refer to Figure 1 on page 13 for ...

Pump Tanks Chapter 3: Installation 13 of 36 Figure 1: Pipe Sizing Guide Pipe Sizing Guide Pipe Size Flow-Steel Pipe Flow-PVC Pipe 1/2 2 2 3/4 5 5 1 10 10 1 1/4 20 20 1 1/2 30 30 2 50 55 2 1/2 100 100 3 160 160 4 320 320 6 900 1000 8 2000 2100 10 3500 3700 12 5000 5800 Based on 10’ head loss/100’ of ...

Pump Tanks Chapter 3: Installation 14 of 36 Tower Tank Piping Connections Return From Process (Single Well). Connect process return piping to the cooling tower inlet with appropriate balancing valves and gauges. Size this line to the tower flow rate. Return From Process (Dual Well). Connect process ...

Pump Tanks Chapter 4: Operation 16 of 36 Chapter 4: Operation 4-1 Start-up 1. Close the drain line at the bottom of the pump tank. 2. Open the 1” makeup water valve and allow the tank to fill until the automatic float valve shuts off. Adjust the float level so the standing water level is 16” from th...

Pump Tanks Chapter 5: Maintenance 18 of 36 Chapter 5: Maintenance 5-1 Preventative Maintenance Water Treatment Control of slime, algae, and bacteria growth is extremely important. Cooling towers and reservoir pump tanks are superb environments for microorganism growth. Warm water, organic debris, an...

Pump Tanks Chapter 6: Appendix 19 of 36 Chapter 6: Appendix 6-1 Technical Assistance Parts Department Call toll-free 7am–5pm CST [800] 423-3183 or call [262] 641-8610, Fax [262] 641-8653 The ACS Customer Service Group will provide your company with genuine OEM quality parts manufactured to engineeri...

Pump Tanks Chapter 6: Appendix 20 of 36 6-2 Remote Starters and NEMA Panels Pump tanks can be provided with electrical controls such as basic motor starters or elaborate NEMA panels. Motor starters or NEMA panels can be shipped loose for field installation or pre-mounted for space saving convenience...

Pump Tanks Chapter 6: Appendix 21 of 36 6-3 Drawings and Specifications Cooling Tower Water Pump Tanks American Standards Maximum Return Tank weight tower tons c Capacity Maximum water & overflow Dimensions (less pumps) Model Single Dual gallons pumps/ connections inches pounds number well well ...

Pump Tanks Chapter 6: Appendix 24 of 36 Figure 3: Standard Pumps and Trim Based on Chiller Capacities (Flow based on 2.4 gpm per ton) American Standards Capacity Trim Process Recirculating Nominal Nominal flow size pump pump refrigeration tons gallons inches hp hp 25 60 2½” 5 3 35 84 2½” 7½ 3 50 120...

Pump Tanks Chapter 6: Appendix 25 of 36 Process Pump Curves and Specifications A0548756 100 P1 PROCESS PUMP CURVES - 60 CYCLE 120 140 160 180 200 220 PSI CM KG/ 2 FEET TOTAL HEAD PER MINUTE LITERS PER MINUTE U.S. GALLONS 40 50 60 70 80 90 100 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 100 200 300 400 500 600 700...

Pump Tanks Chapter 6: Appendix 26 of 36 Re-circulation Pump Curves and Specifications PSI KG/ TOTAL HEAD FEET CM 2 P2 RECIRCULATING PUMP CURVES - 60 CYCLE 40 50 60 70 80 90 100 110 20 25 30 35 40 45 1.5 2 2.5 3 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 500 1000 1500 2000 2500 3000 3500...

Pump Tanks Chapter 6: Appendix 27 of 36 6-4 Parts List Recommended Spare Parts Part number Quantity Description A0550190 1 Pressure gauge A0501073 1 Temperature gauge A0069286 1 (if required) Strainer basket, 12” (approx. 30.5 cm) A0069285 1 (if required) Strainer basket, 18” (approx. 45.7 cm) A0102...

Pump Tanks Chapter 6: Appendix 28 of 36 6-5 Optional Assembly Detail Drawings Tank Support Leg Assembly Detail: 4 Legs

Pump Tanks Chapter 6: Appendix 33 of 36 6-6 Typical Piping Diagrams Typical Single Well Cooling Tower Water Pump Tank Piping System Cooling tower P P 3/8" drain intended to prevent tower freeze-up. Do NOT valve. 3/4" constant bleed Bypass Makeup Single tower water reservoir Strainer basket C...