SAMCO CP7 Instructions Manual Download

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Summary of Contents for CP7

Page 1: ...SAMCO PUMPS TYPE CP7 Pumps INSTRUCTIONS Installation Operation Maintenance...

Page 2: ...Y SECTION PACKING 49 A PRE START CHECKS 19 B PRIMING 19 ASSEMBLY SECTION C STARTING 20 STD STUFF BOX MECH SEAL 53 D OPERATIONAL CHECKLIST 20 E SHUTDOWN 21 ASSEMBLY SECTION OVERSIZE F FREEZE PROTECTION...

Page 3: ...e obtained through the same Sales Representative C WARRANTY Refer to your sales contract for coverages SECTION II PUMP IDENTIFICATION NAMEPLATE These pumps are designated by serial number model size a...

Page 4: ...hutoff valve Explosion could result due to large temperature rise in the fluid being pumped Failure to follow these instructions could result in property damage severe personal injury or death WARNING...

Page 5: ...ump should be installed with sufficient accessibility for inspection and maintenance A clear space with ample head room should be allowed for the use of an overhead crane or hoist sufficiently strong...

Page 6: ...lignment should be readily achieved Initial or rough alignment must be done prior to grouting of base plate Rough alignment is designated as 0 51 mm TIR parallel alignment and 0 23 mm TIR per 25 4mm o...

Page 7: ...can be grouted in See Figure II Grout compensates for the uneven foundation Together with the base plate it makes a very rigid inter face between the pump and foundation distributing the weight over...

Page 8: ...are and concentric with the coupling bores If this condition does not exist or elastomeric couplings do not make this method convenient use Method 2 Check for angular alignment with micrometer or cali...

Page 9: ...ed to attain more accurate alignment Fasten the indicator to the pump half of the coupling and adjust the assembly until the indicator button is resting on the other half coupling periphery The follow...

Page 10: ...the bores For angular alignment change the indicator so it bears against the face of the same coupling half and proceed similarly to above See Figure IVa IVb NOTE Gross deviation in squareness or conc...

Page 11: ...cification be dowelled on diagonally opposite feet This should not be done until the unit has been run for a sufficient length of time and alignment is within the TIR tolerance previously stated H SUC...

Page 12: ...tributed to improper suction piping systems Suction piping should be short in length as direct as possible and never smaller in diameter than the pump suction opening A minimum of five 5 pipe diameter...

Page 13: ...ipe size and wet well sump dimensions should conform to the recommendations of the Hy draulic Institute Standards latest edition Discharge piping If the discharge piping is short the pipe diameter can...

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Page 15: ...ure that will keep contaminants from the stuffing box cavity If the pressure is too high excessive packing or seal wear may result and extreme heat may develop in the shaft causing higher bearing temp...

Page 16: ...l cage to introduce a clean clear sealing medium The stuffing box must at all times be supplied with sealing liquid at a high enough pressure to keep the box free from foreign matter which would quick...

Page 17: ...hanical seal is a precision device and must be treated accordingly When the pump is equipped with a mechanical seal no attention or adjustment to the seal is normally required Except for possible slig...

Page 18: ...pump discharge to the flush tap on the gland through the standard by pass line can be used Internal recirculation from a high pressure point is also available as an option Single seals can also be use...

Page 19: ...lubricated 9 Assure that coupling is properly lubricated if required 10 Assure that pump is full of liquid see Section V B and all valves are properly set and opera tional with the suction valve open...

Page 20: ...hould always be left open except when using double mechanical seals 4 Prime the pump NOTE If the pump does not prime properly or loses prime during start up it should be shut down and the condition co...

Page 21: ...e Section IV B and Freeze Protection Section V F 1 Shutdown the driver Consult manufacturer s instructions for special operations 2 Close suction and discharge valves 3 Close seal water valves If pump...

Page 22: ...where the total suction head is negative Total suction lift is the reading of a liquid manometer at the suction nozzle of the pump converted to feet of liquid and referred to the datum plus the veloc...

Page 23: ...rules to follow in the proper maintenance of your centrifugal pump is to keep a record of actual operating hours Then after a predetermined period of operation has elapsed the pump should be given a t...

Page 24: ...furnished by all major oil companies It is the responsibility of the oil vendor to supply a suitable lubricant 1 Saybolt visc at 38 C 215 SSU 240 SSU 2 Saybolt visc at 99 C 49 SSU 3 Viscosity index mi...

Page 25: ...h each individual pump and its operating characteristics the relubrication and flushing intervals may be adjusted accordingly Keep good records and add grease at regular intervals Then adjustments can...

Page 26: ...ated with petroleum lubricants and graphite A soft well lubricated packing reduces stuffing box resistance and prevents excessive wear on the shaft and sleeve Many brands of packing on the market have...

Page 27: ...ed number of possible combinations and arrangements Instead seal manufacturer s instructions will be included as a separate supplement to this book where required A John Crane single seal is shown on...

Page 28: ...piping at suction and discharge flanges to see if it springs away thereby indicating strain on the casing Inspect all piping supports for soundness and effective support of load EVERY YEAR Remove the...

Page 29: ...otor is directly across the line and receiving full voltage Or frequency may be too low motor may have an open phase 6 Wrong direction of rotation Check motor rotation with directional arrow on pump c...

Page 30: ...chain a board to suction pipe It will be drawn into eddies smothering the vortex Compare rotation of motor with directional arrow on pump casing Wrong rotation will cause pump damage Check with facto...

Page 31: ...Suction lift too high 30 Air leaks in suction piping 31 Air leaks in stuffing box 32 Air or gas in liquid Free pump piping and valves of all air If high points in suction line prevent this they need...

Page 32: ...mpeller s O D to size advised by factory See appendix D Page 33 See Item 14 See items15 16 and 17 See item 18 Use larger driver Consult factory for recommended size Test liquid for viscosity and speci...

Page 33: ...r half coupling may be left assembled If the pump is V Belt driven remove driven sheave and belt g Support the rotating element with a hook and sling under the adaptor top web and shaft at the couplin...

Page 34: ...move the inner plate 6 652 0 from stuffing box Remove inner plate O ring 6 913 9 for F4Gl frame or inner plate gasket 6 913 9 for F4Hl n Remove sleeve 6 389 0 and sleeve O ring 1 914 9 o Remove expell...

Page 35: ...used to remove the bearings from both ends of the shaft i Remove oil slinger 5 485 0 B PARTS INSPECTION When the pump is dismantled for any reason it is recommended that all parts be inspected for wea...

Page 36: ...ft These parts are placed on the shaft to be used in a later assembly step b Assemble the appropriate ball bearings at each end of the shaft If an arbor press is not available the bearings may be heat...

Page 37: ...or workbench with the stuffing box opening up Place shaft sleeve 6 009 0 with hook end down in stuffing box b Assemble packing base ring 6 152 0 In bottom of stuffing box insert three 3 rings of pack...

Page 38: ...g 1 914 9 on shaft and slide expeller 6 651 0 over the shaft Place another o ring 1 914 9 on shaft and slide hook sleeve 6 389 0 over the shaft For two stage units assemble the intermediate expeller 6...

Page 39: ...E INCH mm F4 G1 3 228 82 0 F4 H1 3 727 94 7 F4 J1 3 873 98 4 DIMENSION FRAME Standard stuff box with flush quench gland single seal Standard stuff box with extended gland for double seal INCH mm F4 G1...

Page 40: ...1 3 889 98 8 Oversize stuff box with flush gland single seal Oversize stuff box with flush quench gland single seal Oversize stuff box with extended gland for double seal DIMENSION FRAME INCH mm F4 G1...

Page 41: ...t the casing gasket 2 123 0 with non retaining sealant and place it over stuffing box Install rotating element into casing b Secure the rotating assembly to the casing with studs 2 908 0 and nuts 2 90...

Page 42: ...mm COLD inch mm 38 4 010 0 25 5 010 0 25 6 015 0 38 93 5 014 0 36 6 018 0 46 8 021 0 53 149 6 018 0 46 8 024 0 61 10 032 0 81 205 8 025 0 64 10 032 0 81 13 042 1 07 260 10 032 0 81 12 038 0 97 16 052...

Page 43: ...6 14 3 12 5 8 M16 2 x l x l0E 1 2 12 7 12 5 8 M16 2 x l x l0HE 1 2 12 7 12 5 8 M16 3 x 1 5 x l0HE 1 2 12 7 12 5 8 M16 3 x 2 x l0HE 1 2 12 7 12 5 8 M16 6 x 4 x l0 F4Hl 150 1 2 12 7 12 5 8 M16 3 x 1 5 x...

Page 44: ...39 4 x 3 x 6 F4Gl 6 152 4 5 114 5 38 10 17 109 7 2 50 1 5 x l x 8 8 203 5 0 127 5 31 8 3 6 23 2 9 03 3 x 1 5 x 8 8 203 5 0 127 5 41 10 4 4 28 4 7 24 3 x 1 5 x 8 5E 8 5 216 5 5 140 5 42 10 7 2 46 5 4...

Page 45: ...8 3 38 85 9 2 500 63 5 4 750 120 7 4 38 M10 4 002 101 7 4 36 110 7 44 11 2 MECHANICAL SEAL STUFFING BOX DIMENSIONS IN inches mm OVERSIZE SEAL CHAMBER Gland Distance from Radial clear Connection Bolts...

Page 46: ...61 64 At Coupling 0 875 22 2 1 375 2 375 Shaft Lengths Middle of the Threaded Portion of the Impeller 5 91 150 1 7 28 10 00 End of shaft to Centre Line Inb Brg L Between Bearing Centre 3 92 99 6 6 61...

Page 47: ...13 445 202 8x6xl3 600 273 8x6x15 F4J1 710 323 10x8x15 800 364 10x8x 15H 800 364 Approximate maximum weight of pump fabricated base plate coupling and coupling guard F4G 1 400 LBS 182 KG F4H1 750 LBS 3...

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Page 61: ...61 24 Duncan Road P O Box 17788 Lilianton Sunward Park Boksburg 1470 1459 Phone 27 11 823 4250 Gauteng Fax 27 11 823 4943 Republic of South Africa E mail pumps sameng co za...

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