background image

Horizontal Split Case

Model AEF

Installation, operation and maintenance manual

Summary of Contents for AEF

Page 1: ...Horizontal Split Case Model AEF Installation operation and maintenance manual ...

Page 2: ......

Page 3: ...Horizontal Split Case English US Installation and operating instructions 4 3 Table of contents ...

Page 4: ... caused by abrasive materials nor does it cover damage resulting from misuse accident neglect or from improper operation maintenance installation modification or adjustment This warranty does not cover parts repaired outside seller s factory without prior written approval Seller makes no warranty as to starting equipment electrical apparatus or other material not of its manufacture If purchaser or...

Page 5: ...tagged Pumping equipment especially fire pumps can start up at any time It is imperative to isolate the engine before doing any maintenance work Switch off the main power supply remove fuses secure fuel lines apply lock outs where applicable and affix suitable isolation warning signs to prevent inadvertent re connection Isolate the fuel supply to the engine before working on any part of the fuel s...

Page 6: ... Excessive noise Death or serious personal injury If the operating noise level of the product exceeds local code or safe levels over 85 dBA the product must be installed in a controlled access area Provide ear protection to persons authorized to be in this area Fire pumps can start unexpectedly at any time Ear protection should be carried by or readily available to all persons authorized to be in ...

Page 7: ... s response to accelerations and the foundation supporting the pump If a seismic analysis is required please refer to the governing bodies recommended for grouting and foundation requirements The customer must supply complete specifications for earthquake resistance requirements including seismic criteria acceleration magnitudes frequency spectrum location and direction relative to the pump and qu...

Page 8: ...shed put nuts on the anchor bolts and tighten them just enough to keep the base plate from moving 6 Construct a formwork around the concrete foundation and pour grout inside the base plate The grout will compensate for the uneven foundation distribute the weight of the pump and prevent shifting Use an approved non shrinking grout 7 Allow for the grout to cure fully before proceeding with torquing ...

Page 9: ... the tapped holes on the pump inlet and outlet flanges or pipes Pressure gauges will enable the operator to monitor the pump performance and determine whether the pump conforms to the parameters of the performance curve If cavitation vapor binding or other unstable operating situations occur the pressure gauges will indicate with wide fluctuation in the inlet and outlet pressures 3 5 1 2 Vibration...

Page 10: ...tening the flange bolts To facilitate accurate field alignment we do not dowel the pumps or drivers on the base plates before shipment If the product does not stay in alignment after installation possible causes of misalignment are setting seasoning or springing of the foundation excessive force on the pipes distorting or shifting the machine settling of the building shifting of pump or driver on ...

Page 11: ...40 1650 0 011 0 28 0 013 0 33 392 177 8 253000 28585 3 5 3 3 Coupling gap and maximum misalignment KTR ROTEX size E distance Max parallel Max angularity Max axial in mm in mm in mm in mm 14 0 51 13 0 006 0 15 1 1 28 0 02 0 5 0 04 1 19 0 63 16 0 007 0 18 1 25 0 02 0 5 0 05 1 3 24 0 71 18 0 008 0 2 0 08 2 0 02 0 5 0 06 1 5 28 0 79 20 1 0 009 0 23 0 09 2 0 03 0 8 0 06 1 5 38 0 94 23 9 0 01 0 25 0 09 ...

Page 12: ...naway speed A sudden power and or discharge valve failure during pump operation against a static head will result in a flow reversal and the pump will operate as a hydraulic turbine in a direction opposite to that of a normal pump operation If the driver offers little resistance while running backward the rotational speed may approach the pump specific speed This condition is called runaway speed ...

Page 13: ...trapped inside the impeller passages 4 7 Stuffing box The stuffing box gland must be loose when the pump is first put into operation Tightly pressed packing will result in burnt packing and scoring of the shaft or shaft sleeve The stuffing box should slowly leak fluid 40 60 drops per minute during operation When the leak can no longer be controlled by adjusting the stuffing box gland add one addit...

Page 14: ...servatives are intact and internals are protected 5 1 2 Uncontrolled storage For uncontrolled storage periods of three months or less inspect the equipment weekly to ensure preservatives are intact and internal parts are protected Preparing the product for uncontrolled storage Periodically inspect and recoat the equipment with rust and vapor phase corrosion inhibitors Seal all pipe threads and fla...

Page 15: ...ification 6 3 1 Nameplate Each pump has a nameplate with the pump s serial number You will find an example of the pump nameplate in the figure below Reference the serial number when contacting Peerless with questions or a service request A nameplate can also be found on the driver if supplied When requesting information about the driver both the driver serial number and the pump serial number will...

Page 16: ...cial UF UL listed and FM approved Approvals UC UL Canada listed approved UL UL listed approved FM cFMus approved 1 Cast iron ASTM 48 CL 35A or 40A Casing material 2 Ductile iron ASTM A536 60 40 18 3 316SS 4 316LSS 5 CD4MCu A84 9 Nickel aluminum bronze ASTM B148 X Special 1 Cast iron ASTM 48 CL 35A or 40A Impeller material 3 316SS 4 316LSS 5 CD4MCu A84 7 Silicon brass or bronze ASTM B584 9 Nickel a...

Page 17: ...r non freezing conditions the pump may remain filled with liquid Make sure that the pump is fully primed before restarting 4 For long shutdown periods or to isolate the pump for maintenance close the inlet and outlet gate valves If no inlet gate valve is used and the pump has positive inlet pressure drain all liquid from the inlet line to stop the liquid flow into the pump inlet 5 If applicable un...

Page 18: ... months Severe Duty approx 24 hours day Monthly Fasteners Check for loose fasteners Annually 8 2 1 Lubricant and sealant properties For sealing low pressure flange joints and similar applications use a product similar to Loctite 515 Lubricants with the properties mentioned in the tables below must be selected for lubrication in standard applications Compon ents Maximu m RPM Ambient operating tempe...

Page 19: ...rain the pump and isolate the pipes 4 Clear a space adjacent to the pump for storing components 5 Remove the couplings Follow the coupling manufacturer s instructions 6 Remove the water seal piping 127 7 Remove the nuts from the gland bolts 17B and remove the packing glands 17 from the shaft 6 8 Remove all fasteners from the upper casing 1B 9 Remove the bearing end cover 123 from the outboard bear...

Page 20: ...tion and to be replaced when worn to maintain optimal pump performance and service As the rings wear the clearance between the impeller and the volute increases as does the amount of liquid leaking from the high pressure to the low pressure zone The rate of wear depends on the characteristics of the pumped liquid The pump will typically have a volute wear ring and can also have an impeller wear ri...

Page 21: ...ign impeller 2 on the shaft and install with an arbor press or brass tubular sleeve and hammer When assembled the impeller vanes must rotate in the proper direction 6 Impeller hub must be centered on shaft journal 7 Apply a thread locker on the shaft sleeve set screws and install them in the shaft sleeves Assemble shaft sleeves to the shaft and hand tighten against the impeller Tighten the set scr...

Page 22: ... line intersects the packing container bore adjacent to the lantern ring and is not blocked by the packing 34 Replace the water seal piping The pipe supplying sealing liquid should be fitted tightly so that no air enters If the pumped liquid is dirty or gritty clean sealing liquid should be piped to the stuffing box in order to prevent damage to the packing and shaft sleeves Clear sealing liquid i...

Page 23: ...g cover 7 Casing wear ring 40A Inboard deflector 8 Impeller wear ring optional 40B Outboard deflector 13 Packing ring 41 Cap bearing inboard 14 14A Shaft sleeve RH LH 43 Cap bearing outboard 14B Shaft sleeve O ring 46 Coupling key 16 Inboard ball bearing 47 Inboard bearing cover seal 17 Packing gland 63 Stuffing box bushing 17B Gland bolt 73A Volute gasket not shown 18 Outboard ball bearing 73B Be...

Page 24: ...ing wear ring 37 Outboard bearing housing cover 8 Impeller wear ring optional 40A Inboard deflector 13 Packing ring 40B Outboard deflector 14 14A Shaft sleeve RH LH 41 Cap bearing inboard 14B Shaft sleeve O ring 43 Cap bearing outboard 16 Inboard ball bearing 46 Coupling key 17 Packing gland 47 Inboard bearing cover seal 17B Gland bolt 63 Stuffing box bushing 18 Outboard ball bearing 73A Volute ga...

Page 25: ...ver 8 Impeller wear ring optional 40A Inboard deflector 13 Packing ring 40B Outboard deflector 14 14A Shaft sleeve RH LH 41 Cap bearing inboard 14B Shaft sleeve O ring 43 Cap bearing outboard 16 Inboard ball bearing 46 Coupling key 17 Packing gland 47 Inboard bearing cover seal 17B Gland bolt 63 Stuffing box bushing 18 Outboard ball bearing 73A Volute gasket not shown 18A Bearing lock washer 73B B...

Page 26: ...d air or gas from liquid The strainer is clogged Clean the strainer The noise level has increased Poor alignment of the pump The inlet and outlet pipe clamps are loose Reestablish proper alignment of the pump and the motor Support the inlet and outlet pipes Make sure the vibration dampers flexible pipes and conduit connectors are installed correctly The foundation is cracked Repair the foundation ...

Page 27: ...educe the flow on the outlet side or fit the pump with a more powerful motor The shaft is bent Replace the whole rotation element and possibly the pump The stuffing box is too tight Retighten the stuffing box if possible Alternatively repair or replace the stuffing box The impeller clearance is too small causing rubbing or worn wear surfaces Adjust the impeller clearance if possible or replace the...

Page 28: ...layed in this material including but not limited to Peerless Pump and the Peerless Pump logo are registered trademarks owned by Peerless Pump All rights reserved 2019 Peerless Pump all rights reserved It is the policy of Peerless Pump to continually seek ways to improve its products and reserve the right to alter documentation without prior notice ...

Reviews: