VERDER JEC JRZW Series Operation And Maintenance Manual Download | Manualshive

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TECHNICAL INFORMATION

TECHNICAL DATA

SPECIFICATIONS

Maximum Inlet Pressure ----------------------------------------------- 1 bar (100 kPa, 14.5 psi)
Maximum Differential Pressure ------------------------------------------ 6 bar (600 kPa, 87 psi)
Maximum Flow Rate ------------------------------------------------------- 15 m3/hr (66 US GPM)
---------------------------------------- Please consult to JEC over 15 m3/hr

Temperature Range ------------------------------------------------ -5 C to 120 C (23 F to 248 F)
Viscosity Range -------------------------------------------------------------------------- 100,000 cPs
Noise Level -------------------------------------------------------------------------------- 60 ~ 80 dB

MATERIALS

Product Wetted Parts -------------------------------------------------- EPDM, SUS316L (standard)
Product Wetted Seals -------------------------------------------------------------- EPDM (standard)
Alternative Seals ---------------------------- NBR, FPM, PTFE Encapsulated, Perfluor elastomer

SHAFT SEALS
Seal type ------------------------------------------ Single and Double Mech., O-ring and Lip-seal

Maximum Flushing Water Pressure ------------------------------------ Maximum 0.5 bar (7 psi)
Flushing Water Consumption ------------------- 0.25~0.5 liter/min (30~60 cubic inches/min)
Stationary Seal ring Material ----------------------------------------------------- Tungsten Carbide

Rotating Seal Ring Material --------------------Tungsten Carbide (standard) or Silicon Carbide
O-ring Material ---------------------------------------------------------------------- EPDM (standard)
Lip-seal Material ----------------------------------------------------- PTFE(Polytetrafluoroethylene)

ROTOR INFORMATION
Rubber Heli-lobe rotors.

OPTIONAL INFORMATION

Viton Heli-lobe rotor
Thermal jacket on rotor housing and front cover
Surface hardened rotor housing
Trolley version

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Summary of Contents for JEC JRZW Series

Page 1: ...Find you local supplier at www verderliquids com Operation and maintenance manual JEC_ZW_man rev01 2019_ uk JEC HYGIENIC PUMP SOLUTIONS JEC JRZW SERIES Hygienic wine processing pump ...

Page 2: ...o could result in person injury or equipment damage Certificates 3 A 3 A Sanitary Standards Inc ATEX European Explosion proof certification 1935 2004 EC CE Declaration of conformity SAFETY DO S and DON TS INSTALLATION Installation Start Up TROUBLESHOOTING Troubleshooting MAINTENANCE Disassembly Inspection Seal assembly Pump housing assembly Rotor clearance Rotor Timing Shaft and bearing replacemen...

Page 3: ...3 ...

Page 4: ...4 ...

Page 5: ...5 ...

Page 6: ...6 ...

Page 7: ...s pump DO NOT start the pump until all personnel are clear DO NOT touch the pump or the lines when pumping hot fluids or when performing Clean In Place CIP procedures DO NOT run the pump with BOTH the suction inlet and discharge outlet blocked Running the pump with the inlet the blocked will cause serious damage to the pump DO NOT check pump rotation with liquid in the pump DO NOT run the pump wit...

Page 8: ...t be seen look through the pump case adaptor after takeoff motor shroud Bump means to momentarily apply power to the motor and then immediately remove power 3 Direction of rotation must only be checked with a completely filed system Where double mechanical shaft seals are installed the flush supply must be operational Any dry running will result in seal damage 4 The motor rating plate should be ch...

Page 9: ...h temp Leaks in piping or pump Dissolved gas in product Mechanical noise Excessive weight from piping Pump body distorted Excessive discharge pressure Worn bearing Worn gears Rotor to rotor contact Increase net inlet pressure Slow pump reduce product Reduce temperature Repair leaks Reduce discharge pressure Check tolerances Support piping Check align and level Reduce discharge pressure Replace bea...

Page 10: ...y an authorized electrician Loosen and remove the four wrench bolts from the cover Remove the cover If it is stuck tap on the cover with a soft hammer Remove rotor retaining bolts Use a wrench To remove rotor retaining bolts place the plastic dowel between the rotors as shown in Figure 2 Turn the first rotor bolt counter clockwise Remove the rotor bolts and spring washers The rotors can be removed...

Page 11: ...ndle the shims with care to avoid lost and damage when assemble and disassemble The seal ring can be easy removed from rotor use such like a small screw driver or a pin as shown INSPECTION 1 Inspect O rings and seals for reuse Worn O rings and seals should be replaced 2 Inspect seal faces for scoring or cracks Replace any seal faces that are damaged 3 Inspect shaft shoulder matched to rotors and o...

Page 12: ...ts When install the ceramic shaft sleeve onto the pump shaft fit care in to pin as shown in Figure 15 Assemble a rotor onto shaft engaging the shallow groove with small spline in rotor and seal side first in to the shaft together with top and bottom rotors Place the plastic dowel between the rotors Tighten the first rotor bolt with a wrench to the recommended torque To tighten the second rotor pla...

Page 13: ...ances as illustrated following Rotor tip clearance not adjustable set by manufacturer Front and back face clearance adjustable by shim Rotor width and body depth are fixed at manufacture Therefore with the correct rotor size selected the only maintenance adjustment that can be made is the proportion of front and rear clearance Measure the front clearance as follows 1 The rotor to rotor housing bac...

Page 14: ...elical gears 14 on the shafts Gear spacers 16 are used to adjust the location and the timing When adjusting timing move only one of the two gears 5 Place the wooden dowel between the rotors 6 Bend away the tab of the lock washer 12 on one shaft Loosen the lock nut and temporarily insert shim stock between the gear and gear spacer Tighten the lock nut reassemble the rotor in its correct location an...

Page 15: ...asher Reinstall the rotors 38 on the drive and idle shafts Lock the rotor with a plastic dowel Remove the lock nut 12 1 and lock nut washer from the drive shaft 8 and idle shaft 9 7 Pull the two helical gears 14 off the pump shafts Remove the gear keys 7 8 Remove the front bearing gland set bolts 23 9 Place the gearbox 1 wet end rotor side down on an arbor press 10 Protect the shaft ends with a wo...

Page 16: ...eal cover 24 into gear box 1 9 Place the gear spacer 16 over the shafts 10 Clean and lubricate the gear area of the shaft and the face of the lock washer with oil 11 Position both shaft gear keys 7 to the 12 00 position 12 Place the gear lock washer 12 and lock nut 12 1 onto the shafts and hand tighten 13 After the gears are installed turn the shafts to make sure they turn freely and that the roto...

Page 17: ...ve Seals NBR FPM PTFE Encapsulated Perfluor elastomer SHAFT SEALS Seal type Single and Double Mech O ring and Lip seal Maximum Flushing Water Pressure Maximum 0 5 bar 7 psi Flushing Water Consumption 0 25 0 5 liter min 30 60 cubic inches min Stationary Seal ring Material Tungsten Carbide Rotating Seal Ring Material Tungsten Carbide standard or Silicon Carbide O ring Material EPDM standard Lip seal...

Page 18: ...18 DIMENSIONAL DRAWING ...

Page 19: ...19 Parts list EXPLODED VIEW ...

Page 20: ...ZL10 SF04 SS Shaft Idle SUS304 1 1 10 ZL10 GK01 CS Key Gear 8x7x21 S45C 1 2 11 ZL10 OS02 L5 Oil Seal Cover 23x43x7t NBR 1 1 ZL10 OS02 L2 Oil Seal Cover 23x43x7t FPM 1 1 12 ZL10 LW01 CS Lock Washer S45C 1 2 12 1 ZL10 LN01 CS Lock Nut S45C 1 2 13 ZL12 RV01 PE Valve Relief PE 1 1 14 ZL10 HG01 CS Helical Gear S45C 1 2 15 ZL10 PN05 SS Dowel Gear Box Φ6 SUS304 1 2 16 ZL10 GS01 CS Spacer Gear Φ35x5L S45C...

Page 21: ...1 ZL10 PN04 SS Dowel Rotor Case Φ6 SUS304 1 2 44 1 ZW10 WB04 SS Wrench Bolt M8x25L SUS304 1 4 45 ZL10 SP01 SS Shim 0 05mm SUS304 1 2 ZL10 SP02 SS Shim 0 1mm SUS304 1 2 46 ZL10 HN01 SS Hex nut Stud Bolt M8 SUS304 2 4 47 ZL10 NC02 LL Nipple Flush PT 1 8 SUS304 1 2 48 ZL10 NP01 AL Name Plate SUS304 1 1 51 ZL10 OR03 L1 O ring Rotor AN028 EPDM 1 2 ZL10 OR03 L2 O ring Rotor AN028 FPM 1 2 ZL10 OR03 L3 O ...

Page 22: ...or AN027 Perfluoro 1 2 52 1 ZW10 SE06 SS Seal Ring Rotating TC 2 4 ZW10 SE07 SS Seal Ring Rotating SiC 2 4 52 ZL10 SE06 SS Seal Ring TC 2 4 ZL10 SE07 SS Seal Ring SiC 2 4 53 ZL10 OR04 L1 O ring Rotor Case AN220 EPDM 1 2 ZL10 OR04 L2 O ring Rotor Case AN220 FPM 1 2 ZL10 OR04 L3 O ring Rotor Case AN220 Perfluoro 1 2 54 ZL10 SE01 S3 Single Seal Body Case SUS304 1 2 ZL10 SE01 S3 H Single Seal Body Cas...

Page 23: ...036 EPDM 1 2 ZL10 OR06 L2 O ring Case Double seal AN036 FPM 1 2 ZL10 OR06 L3 O ring Case Double seal AN036 Perfluoro 1 2 63 ZL10 SE01 C Rotation part Double Seal Shaft Carbon SUS304 1 2 ZL10 SE01 TC Rotation part Double Seal Shaft TC SUS304 1 2 64 ZL10 OR07 L1 O ring Case Double seal AN023 EPDM 1 2 ZL10 OR07 L2 O ring Case Double seal AN023 FPM 1 2 ZL10 OR07 L3 O ring Case Double seal AN023 Perflu...

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