MTHPUMPS 140 SERIES Скачать руководство пользователя страница 1 | Manualshive

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Section

140 • 180

Page 500

Dated

October 2011

97-4670-01-588

140 • 180 SERIES

Pump Manual

HORIZONTAL FLEXIBLE COUPLED

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Содержание 140 SERIES

Страница 1: ...Section 140 180 Page 500 Dated October 2011 97 4670 01 588 140 180 SERIES Pump Manual HORIZONTAL FLEXIBLE COUPLED ...

Страница 2: ...ether loosen each of them exactly three full turns After filling the pump with water again up to 50 foot pounds of torque may be applied to the coupling without fear of ruining the impeller vanes It should begin to turn well before this force is reached Continue turning the pump while the various fasteners are returned to their original positions If the unit still won t turn over DO NOT apply furt...

Страница 3: ...e objectionable harmonics Adequate support for the inlet and discharge piping is important for noise reduction 1D7 Freezing When ambient temperatures drop below the freezing point of the fluid in a pump consideration should be given to heating insulating or draining the pump If you choose to drain the pump and it will only be for a short period first Ps Pvp sp gr remove the drain plugs then drain ...

Страница 4: ... wedges having a small taper Refer to Figure 2 1 a Place shims close to the foundation bolts Refer to Figure 2 2 b Also place shims close to where the greatest weight is located 4 Check the baseplate for distortion a Place a straightedge along the baseplate to determine if it is distorted b Adjust the shims until the baseplate is not distorted 5 Use a section of pipe to determine if the inlet and ...

Страница 5: ...doweled to the baseplate 2E Piping 2E1 Alignment It is important that all piping be lined up and not forced into place It is recommended that you begin piping at the pump If the lines are ended at the pump particularly if the last piece is cut a little too short or long the pump will be forced to meet the pipe and strain or distortion will result 2E2 Piping Support Never allow the pump to support ...

Страница 6: ...ydraulic center Normal operation may be expected 3E Cooling Water When the pump is used to transfer hot fluids consideration should be given to cooling the seals and or selecting materials that will give satisfactory seal life The actual temperature at the seal faces the most critical area will always exceed the surrounding fluid temperature Seal flush taps or lines must be ordered from the factor...

Страница 7: ...Bearing Retaining inlet end only 17 Shaft 5 Stud Bearing Arm 18 Guide Rod 6 O Ring Medium Seal Cup 19 Thru Bolt Casing 7 O Ring Large Casing 20 Nut Casing and Bearing Arm 8 O Ring Small Guide Rod 20 5 Jam Nut Bearing Arm 9 Channel Ring Right outer end ring 21 Flinger 10 Channel Ring Left inlet end ring 22 Drain Plug 11 Impeller Turbine 23 Key Impeller and shaft 12 Seal Rotating Element Unbalanced ...

Страница 8: ...rted 6 Using a soft mallet loosen the outboard cover 1 by tapping lightly around the outside edge Slip the cover off the guide rods 18 being careful not to bend them 7 The seal cup 2 may be removed by tapping it towards the inside of the cover 1 Using a wooden block or dowel for this operation rather than something metal will prevent damage to the seal cup or seal seat 12 5 8 If the seal seat 12 5...

Страница 9: ...NSPECTION OF COMPONENTS Thoroughly clean all parts All components should be examined for wear and corrosion Replace parts that show visible wear If the pump was no longer producing sufficient pressure or capacity it is a safe assumption that clearances between rings and impeller exceed an acceptable amount At least the impellers should be replaced in this case If the total side running clearance f...

Страница 10: ... into place with the water channel facing up refer to figure 4 8 This time however place the large inlet opening in the five o clock position By locating successive stages 180 degrees from the last hydraulic loads are radially balanced 12 Add another Key 23 and an impeller 11 13 Put another O ring 7 into place 14 To complete the second stage assembly install a right hand channel ring 9 facing down...

Страница 11: ...26 Tap a bearing arm 3 over the bearing and retain with two nuts 20 They should be finger tight only 27 Remove the pump from the support blocks and place it on its feet 28 Insert the four thru bolts 19 and install nuts 20 Tighten all six nuts evenly until about one full turn before being fully torqued Return the assembly to the wood blocking with its shaft extension up Install the seal rotating el...

Страница 12: ...e suction lift Relocate pump supply tank or both to minimize suction lift 5 Wrong direction of rotation Compare pump rotation with arrow on pump Standard pumps rotate in a clockwise direction when looking at the shaft extension end or from the motor end on close coupled pumps Reverse two leads on a three phase motor to change rotation Check motor nameplate for single phase operation 6 Clogged suct...

Страница 13: ...nsumption 6 Pump not properly adjusted Loosen all nuts on pump exactly one turn Follow the instructions in Section 5F Testing and Final Adjustments for repositioning fasteners 5F Pump Vibrates Or Is Noisy 1 Pump and motor are misaligned Follow the instructions in Section 2D Alignment for proper alignment 2 Insecure mounting Follow instructions in Section 2 2B Foundation 3 Piping load on pump Insta...

Страница 14: ...ow pages or by contacting MTH Pumps at 401 W Main St Plano IL 60545 Phone 630 552 4115 Fax 630 552 3688 6B Repair Services Repair service for an MTH pump should be obtained from the company through which it was purchased In the event this is not possible the name and phone number of a nearby MTH representative or distributor may be obtained by contacting MTH Pumps In the event that it is necessary...

Страница 15: ...arked with the Return Goods Authorization RGA number provided by MTH and shipped freight prepaid and allowed F O B the MTH factory at Plano Illinois USA MTH may in its sole discretion deny any warranty claim if shipping damage any attempted disassembly or any other action outside of MTH s control impairs MTH s determination of the existence of or cause of a claimed failure Notwithstanding anything...

Страница 16: ...Section 140 180 Page 515 Dated October 2011 97 4670 01 588 ...

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