Resumo do conteúdo contido na página número 1
OWNERS MANUAL
INSTALLATION AND OPERATING INSTRUCTIONS
REPAIR PARTS LIST
Self Prime Frame Mounted
Centrifugal Pump
B4ZRKS B2ZRKL
B3TRKS B2XRKS
Direct Coupling Drive/
Belt Driven/Hydraulic Drive
IMPORTANT
For best possible performance and continuous, satisfactory operation,
read these instructions before installing your new pump.
Should service be required, this manual can be a valuable guide.
It should be kept near the installation for ready reference.
Record nameplate data from pump on blank n
Resumo do conteúdo contido na página número 2
Safety First General Information Pump Location General Safety READ AND FOLLOW SAFETY INSTRUCTIONS! Do not allow pump, piping, or any other system component containing water to freeze. Freezing may This is the safety alert symbol. When you see damage system, leading to injury or flooding. Allowing this symbol on your pump or in this manual, look pump or system components to freeze will void for one of the following signal words and be alert to the warranty. potential for personal injury: Pump ap
Resumo do conteúdo contido na página número 3
Installation General Information NPSHR EXAMPLE NPSHA ONLY NPSHR at this point NPSHR at this point = 8 Feet = 9 Feet B4ZRKS 9.5 Feet total friction loss 30 @ 450 Gallons per minute. 20 10.5 Feet total friction loss 10 @ 550 Gallons per minute. 0 450 GPM 550 GPM 150 2000 RPM Static Lift = 9.0 Feet 9.0 Feet Total Friction Loss = 9.5 Feet 10.5 Feet 100 9 Feet Static Lift Total = 18.5 Feet 19.5 Feet 50 Theoretical static lift of centrifugal pump at sea level = 34.0 Feet 0 Safety Factor -
Resumo do conteúdo contido na página número 4
Drainage Installation Pump Foundation Typical Installations 1/2" or thicker Sole Plate tapped Pump or for hold down bolts Motor Frame Anchor Bolts Concrete Foundation Pump or Motor Frame Anchor Bolt Steel Channel Shims for alignment Wedges Various Heights Grout Tack Weld Grout Dam Concrete Foundation
Resumo do conteúdo contido na página número 5
Installation Direct Coupling Drive Shaft Alignment Table I Distance from Centerline Maximum Allowable T.I.R. Straight Edge 1.00 inch 0.035 inches 2.00 inches 0.070 inches 3.00 inches 0.105 inches 4.00 inches 0.140 inches Centerline Fine Alignment Caliper "B" Parallel "A" Angular Course Alignment 2112 1095 Rotating shaft can catch and trap FINE ALIGNMENT clothing or body. Coupling guard must • Angular and parallel misalignment of the coupling ALWAYS be in place when pump is running. Coupling may
Resumo do conteúdo contido na página número 6
Installation Belt Drive Alignment/Proper Belt Tension B B Incorrect Incorrect A Centerline - A of each shaft and pulley must Centerline - B represents center of belt and be parallel for proper alignment. pulley.This centerline must be straight for proper alignment. Centerline A B B 2113 1095 Centerline A NOTICE: Belts must be tight enough to prevent slip- ALIGNMENT ping during operation. Loose belts result in early belt Drive belt can catch and trap clothing failure and reduced performance. How
Resumo do conteúdo contido na página número 7
Installation Electric Motor / Hydraulic Motor pp g p prior to installation. Minimum recommended components to protect your pump during Incoming Power 1. Contactor operation. Check all local electrical codes prior to installation. 2. Lightning Arrestor 3. Loss of Prime Protection 1 ❶ Contactor 4. Fuseable Disconnect ❷ Lightning 5. Starter 4 Arrestor ❸ Loss of Prime Protection 2 ❹ Fuseable 5 Disconnect 3 ❺ Starter L1 L2 L3 AMP TIME AUTO OFF HAND START 2116 1195 NEMA 3R Enclosure NEMA 3R Encl
Resumo do conteúdo contido na página número 8
Installation Suction Connection Suction Lift Pump driven by remote Short length of straight pipe after reducer. power source, direct coupling ( 2 times pipe diameter minimum ) or pulley/belt connection. Suction Gauge Straight run, short as possible but at least 6 times pipe diameter ("D") 2114 1095 after elbow to stabilize flow. Standard or long Eccentric Reducer radius elbow. See foundation flat side up. section. Slope upward Support pipe to pump. as required NOTICE: All connections must b
Resumo do conteúdo contido na página número 9
Installation Suction Connection Suction Lift Do not use Concentric Reducer causes high spots Concentric along the suction line resulting in air pockets. Reducer. Do not install valves in suction line. No support or uneven mounting not recommended. Unsupported pipe causes excessive stress on pump and fittings. Excess use of pipe fittings Long run means potential air leaks. not recommended Elbow immediately in front of pump intake not recommended. Pipe diameter ("D") undersized reduces performanc
Resumo do conteúdo contido na página número 10
Installation Suction Connection When Flooded Suction Exists Water under pressure Pump driven by remote Maintain minumum power source, direct liquid level to prevent Short run of straight pipe after coupling or pulley/belt vortexing. reducer (2 times pipe diameter). connection. Eccentric Reducer flat side up. Suction Gauge 2214 0196 Isolation Valve full open when pumping. See foundation section. Straight run, short as possible but at least 6 times pipe diameter after pipe fitting to stabilize
Resumo do conteúdo contido na página número 11
Installation Suction Connection When Flooded Suction Exists Water under Inverted Eccentric Reducer may result in air pocket. pressure Valve in upward position may trap air. 2215 0196 Do not leave valve partially closed. Check Valve in suction pipe not needed. Unsupported pipe causes excessive stress on pump and fittings. Concentric Reducer may Miter elbow or short cause air pockets. radius elbow not recommended. Do not make elbow connection directly to pump suction. • Suction piping that is un
Resumo do conteúdo contido na página número 12
Installation Discharge Connection Non-Slam or spring loaded check valve. Isolation valve to permit servicing of check valve or pump. Isolation Valve Use Concentric Reducer to mimimize friction losses. Pressure Gauge Discharge pipe diameter at least one nominal pipe size larger than discharge opening in pump. Support piping Align piping to as required minimize flange stress. 2118 1195 • Use pipe, tubing or reinforced hose to make dis- • Use gate, ball, or butterfly valve for isolation. Valve c
Resumo do conteúdo contido na página número 13
Installation Discharge Connection Do not use Gate Valve to throttle flow. Avoid check valves Avoid abrupt change that may cause in pipe size. hydraulic shock. Avoid undersized pipe diameter. Do not leave 2119 1195 pipe unsupported. Do not force alignment that can cause flange stresses. • Avoid excess friction loss caused by numerous fittings, insufficient pipe diameter, and sharp turns in pipe run. • Swing type check valves can permit build-up of reverse velocity before closing causing hydraulic
Resumo do conteúdo contido na página número 14
e s i w k c o l C - r e t n u o C Start-up General Information open at start-up and allow pump to evacuate air from CHECK ROTATION: the suction line. After several minutes of operation, Before pump is put into operation, rotational direction pump will be fully primed and pumping water. Priming must be checked to assure proper performance of time will vary, depending on length and diameter of pump. Refer to illustration below to varify proper suction line. rotational direction for each model cove
Resumo do conteúdo contido na página número 15
Maintenance General Information Bearings will run hotter for a brief run-in period after LUBRICATION: packing which is normal. However, worn bearings will LIQUID END of pump requires no lubrication. Wear cause excessive temperatures and need to be rings, packing rings, and models using a mechanical shaft seal, are lubricated by the liquid being pumped. Do replaced. The pump unit is cooled by the water flowing not run dry! through it, and will normally be at the temperature of the water being pum
Resumo do conteúdo contido na página número 16
Maintenance Packing Ring Replacement Removal Packing Hooks Packing Gland Shaft Packing 2239 0196 Ring 2 x Scale 1 2 1 2 • Unfasten hardware holding Packing Gland in place • Slide Lantern Ring (if used) back to expose any and slide back on shaft to expose packing rings. remaining rings, including metallic. Remove them in the same manner. • Remove packing rings from Stuffing box using two commercially available Packing Hooks as shown. Installing New Rings Stagger ring joints 90 degrees apart Shaft
Resumo do conteúdo contido na página número 17
Maintenance General Pump Care ROUTINE MAINTENANCE WINTERIZING A well maintained pumping system will extend the life of If pump is to be out of service for an extended period of the unit and will require fewer repairs. This means less time, such as the winter months, the following storage down time which can be very critical when a constant procedures should be followed. delivery of water is required. • Remove exterior dirt and grime or any substance that A routine maintenance and inspection sche
Resumo do conteúdo contido na página número 18
Pump Nomenclature General Information ORDERING REPLACEMENT PARTS: BERKELEY PUMPS Locate the Berkeley nameplate on the pump, plate is MODEL S.N. OR DATE normally on the bearing bracket. Information found on this plate is shown below. To be sure of receiving correct parts, provide all nameplate data when ordering. The IMPELLER DIA. B.M. BM (Bill of Material) number is most important. Write your nameplate information on the blank nameplate below for future reference as nameplates can become wor
Resumo do conteúdo contido na página número 19
c r Pump Nomenclature Self Prime Bearing Frame Parts Breakdown Outboard Bearing Bearing Spacer Outer Bearing Inboard Cap Bearing Bearing Bearing Bearing Lock Lock- Frame Shaft Nut washer Inner Bearing Cap Case Gasket Slinger Packing Gland Impeller Packing Ring Assembly Shaft Sleeve 2135N 1195 Lantern Ring Impeller Suction Flange Rubber Screw Gasket Impeller Clack Washer Clamp Washer Pump Case (Volute) Weight Clack Assembly (Check Valve) Suction Flange (Check Valve) B2ZRKL Outbo
Resumo do conteúdo contido na página número 20
Maintenance Troubleshooting Electrical Drive Pumps PROBABLE CAUSE SYMPTOM GROUP I GROUP II GROUP III ELECTRICAL MECHANICAL SYSTEM ABC D E F G H I A BCD E F A B C Pump runs, but no water delivered X X X X Not enough water delivered X X X X X X X X Not enough pressure X X X X X X X X Excessive vibration X X X X X X Abnormal noise XX X X X X X Pump stops X X X X X X X X Overheating X X X X X X X X X CAUSE CORRECTIVE ACTION I. ELECTRICAL A. No voltage in power system Check phase-to-phase on line sid
