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Tri-Clover Tri-Flo CL Series, Service & Installation Manual

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Tri-Clover Tri-Flo CL Series Service & Installation Manual Download Page 17

- 17 -

MAINTENANCE

2.

Remove impeller.

3.

Remove casing (1) by removing nuts (13) and washers (14).

4.

Torque hex head screws (37) securing the compression ring and threaded compression ring to
132 lb-in or 11 lb-ft (15 Nm).  Note that hex head screws are metric (wrench size is 10mm).

ROTATING SEALS AND PUMP CASING ASSEMBLY

Type DG - External Balanced Seal

1.

If assembling DG type seals, install o-ring (5) into rotating seal (15).  Then assemble the rotating
seal (15) and spring (16) onto the drive collar (17).

For the CL4311 or CL6410 pump, insert the pin (19) into the drive collar, and install the o-ring
(5) into the rotating seal (15).  Then assemble the rotating seal (15) and spring (16) onto the
drive collar (18).

2.

Place the assembled seal on the stub shaft. The drive collar notch must align with the pin on the
stub shaft.

Ensure the drive collar pin enters the notch on the rotating seal cup when the spring is
compressed.

Drive Collar Pin

Notch in Cup

Torque 6 compression ring screws to 132 lb-in or 11 lb-ft
(15Nm).  Screws are metric.  Wrench size is 10mm.

Summary of Contents for Tri-Flo CL Series

Page 1: ...Tri Flo CL Series Centrifugal Pumps Service Installation Manual CLSM 98a ...

Page 2: ...ION 4 TECHNICAL INFORMATION TECHNICAL DATA 5 INSTALLATION UNPACKING EQUIPMENT 6 INSTALLATION 7 OPERATIONAL CHECK 8 MAINTENANCE CLEANING AND REPAIR 9 MAINTENANCE DISASSEMBLY 10 INSPECTION 15 ASSEMBLY 15 TROUBLESHOOTING TROUBLESHOOTING 26 PARTS LIST ORDERING INFORMATION 28 EXPLODED VIEW 29 CROSS SECTIONAL VIEW 30 CL PUMP REPLACEMENT PARTS 32 CL PUMP REPLACEMENT PARTS 33 CL PUMP REPLACEMENT PARTS 34 ...

Page 3: ...he 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 blocked will cause serious damage to the pump DO NOT check pump rotation with liquid in the pump DO NOT run the pump with the impeller rotating in the wrong direction Rotating the impeller in the wrong directi...

Page 4: ...ich if not avoided will result in death or serious injury The word Danger is used in the most extreme cases Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury May also be used to alert against an unsafe operating or maintenance practice CAUTION Indicates a potentially hazardous situation which if not avoided could result in death or serious inju...

Page 5: ... with Silicon Carbide sealing surface Rotating Seal Ring Material Carbon standard or Silicon Carbide O ring Material EPDM standard O ring Alternate Material BUNA N Fluoroelastomer PTFE Encapsulated Fluoroelastomer MOTOR INFORMATION Uses standard NEMA C flange lock bearing close coupled motors Options include drip proof explosion proof energy efficient chemical casings and IEC B5 flange motors CL43...

Page 6: ...d with a motor from Tri Clover Remove all packing materials from the pump and motor Check the suction inlet and discharge outlet for any pieces of packing Inspect the pump motor and motor mounting frame for signs of damage Check all nuts bolts and set screws and retighten as necessary Report any damage to the carrier Carefully lift the motor and pump Use a hoist or other lifting means if necessary...

Page 7: ...g pumped WARNING Only authorized electricians should connect the pump Mounting surface should be flat and level Legs are adjustable Legs are not available on NEMA 300 IEC200 frames and above Piping should be supported to avoid strain on pump casing and front cover Pump is designed for either vertical or horizontal discharge If pump is horizontal mounting the discharge outlet on top is preferred ...

Page 8: ...s or in the pump Pay attention to circumstances that could lead to pump cavitation Low pressure in the suction line due to line restrictions Air in the suction inlet line Temperature of the fluid being pumped is too high Pump is oversized for the fluid being pumped Ensure that there is a sufficient supply of fluid to be pumped Check the motor for vibration unusual noises or any other abnormalties ...

Page 9: ... assembly Use these instructions as a gude when partial disassembly or assembly is required Disassembly assembly of the pump for repair is identical to disassembly assembly of the pump for cleaning Removal of the pump adapter may not be required RECOMMENDED CLEAN IN PLACE PROCEDURE Mixing Cleaning Solution Only use clean fresh water to mix nitric acid HNO 3 or caustic soda NaOH Examples 1 caustic ...

Page 10: ...two slots in casing 1 and a screwdriver to pry cover off 4 Remove impeller screw 4 from stub shaft 5 Unscrew impeller 2 from stub shaft 6 Remove o ring 5 on impeller 2 and o ring 8 on cover as required 8 3 6 Slot Relieve pressure and remove all fluid from pump prior to disassembly 4 5 2 1 32 33 WARNING High voltage Only an authorized electrician should disconnect the pump ...

Page 11: ...fing box 22 or 28 from casing by removing two screws 23 securing stuffing box to casing STATIONARY SEAL DISASSEMBLY Disassemble casing as follows 1 Remove seal gland 10 on back of casing by removing allen screws 9 and washers 38 2 Remove rear gasket 11 stationary seal 12 and front gasket 11 as required NOTE A rear elastomer gasket is required when using a front PTFE gasket 13 14 1 23 24 22 28 10 1...

Page 12: ...from stub shaft CL4311 and CL6410 Remove 15 5 16 and 18 from the stub shaft Remove pin 19 as needed Type FG Water Cooled Single Seal 3 Remove rotating seal 15 o ring 5 spring 16 and stainless steel drive collar 18 from stub shaft 4 Remove pin 19 from stainless steel drive collar as required 5 Remove o ring 5 from stainless steel drive collar 6 Remove o ring 20 from stuffing box 22 7 Remove single ...

Page 13: ...o ring 5 and rear rotating seal 15 from stub shaft 2 Remove rear stationary seal 26 o ring 27 and o ring 20 from stuffing box 28 John Crane Double 8 seal 1 Remove John Crane seal 48 from the from the stub shaft 2 Remove rear stationary seal 26 o ring 27 and o ring 20 from stuffing box 47 MAINTENANCE 20 26 27 47 48 ...

Page 14: ...P and 2 HP motors only by removing screws 37 and washers 38 Note that hex head screws are metric wrench size is 10mm 3 Remove pin 39 from stub shaft 34 as required 4 Remove stub shaft from motor shaft as required 1 Remove leg brackets 41 from motor 46 by removing hex head cap screws 42 and washers 43 2 Remove adjustable legs 45 from leg brackets 41 by removing set screws 44 MAINTENANCE 30 31 39 34...

Page 15: ...any foreign matter dirt dust oil from fingers etc prior to assembly Clean surface in accordance with good shop practice LEG AND BRACKET ASSEMBLY Assemble frame parts in reverse order of disassembly See page 14 PUMP PARTS ASSEMBLY 1 Assemble compression ring 36 retaining ring 40 used on 1 5 and 2 HP motors only and threaded compression ring 35 onto stub shaft 34 2 Place hex head screws 37 and washe...

Page 16: ...cap screws 30 and washers 31 Tighten hex head cap screws until tight 8 Assemble casing 1 to pump adapter with nuts 13 and washers 14 Do not assemble stationary seal components into casing These parts should be assembled into casing after the impeller clearance has been adjusted Perform impeller clearance adjustment without seals to prevent any damage to the seals 9 Screw impeller 2 to stub shaft S...

Page 17: ...en assemble the rotating seal 15 and spring 16 onto the drive collar 17 For the CL4311 or CL6410 pump insert the pin 19 into the drive collar and install the o ring 5 into the rotating seal 15 Then assemble the rotating seal 15 and spring 16 onto the drive collar 18 2 Place the assembled seal on the stub shaft The drive collar notch must align with the pin on the stub shaft Ensure the drive collar...

Page 18: ...Install impeller screw 4 on stub shaft Torque impeller screw to 180 lb in or 15 lb ft 21Nm For the CL4311 and CL6410 torque the impeller screw to 30 ft lb 41Nm Type FG Water Cooled Single Seal 1 Using a proper press fitting tool OD should be 2 913 install single flush lip seal 21 into stuffing box 22 with beaded edge up Make certain the lip seal is completely seated in the gland in the stuffing bo...

Page 19: ...quired when using a front PTFE gasket 4 Install two screws 23 securing stuffing box 22 to casing 5 Install pin 19 into stainless steel drive collar 18 as required 6 Install o ring 5 into stainless steel drive collar 18 7 Install o ring 5 into rotating seal 15 8 Install spring 16 onto rotating seal 15 and onto stainless steel drive collar 18 MAINTENANCE 38 9 20 22 10 11 12 11 1 23 Torque screws to ...

Page 20: ...otect the seals 11 Check to make certain lip seal is still seated correctly Slide casing 1 with the assembled seals over installation tool and onto the stub shaft 12 Remove seal installation tool 50 13 Install casing 1 to pump adapter with nuts 13 and washers 14 Tighten nuts and washers 14 Screw impeller 2 to stub shaft 15 Install o ring 5 in impeller 16 Install impeller screw 4 on stub shaft Torq...

Page 21: ...uffing box 3 Lubricate the stuffing box o ring 20 and place it around the outside edge of the stuffing box 28 4 Install the o rings 5 into the two rotating seals 15 Note Do not lubricate these o rings with silicone spray This will cause the seal to slip and rotate independently on the shaft Instead use soapy water or some other temporary lubricant suitable to your application This will allow the o...

Page 22: ...d seals over the installation tool 50 and onto the stub shaft and secure it with nuts 13 and washers 14 11 Remove the Seal Installation Tool 50 12 Before installing the impeller inspect the o ring 5 on the forward stationary seal to see that it did not slide out of place during installation Rotate the rotating seal assembly to ensure that it rotates with the stub shaft Note You can see the rotatin...

Page 23: ...sing stationary seal 4 Install two screws 23 to secure stuffing box to casing 12 11 10 9 1 20 26 27 47 38 48 11 14 Install o ring 5 in impeller 15 Install impeller screw 4 on stub shaft Torque impeller screw to 180 lb in or 15 lb ft 21 Nm For the CL4311 and CL6410 torque the impeller screw to 30 lb ft 41 Nm 16 Install flushing pipes 24 to stuffing box At this point you may want to run water throug...

Page 24: ...ng independently on the shaft To do this a Rotate the seal until you can see a set screw when you are looking through the top flushing pipe hole b Using a 5 64 Allen wrench tighten the set screw through the flushing pipe hole c Repeat this procedure until all four screws have been tightened 9 Install o ring 5 in impeller 10 Install impeller screw 4 on stub shaft Note that impeller screw is metric ...

Page 25: ... 25 MAINTENANCE 32 33 FINAL ASSEMBLY 1 Install 0 ring 8 onto cover 3 2 Install cover 3 onto casing 1 with wingnuts 6 3 Install seal guard 32 using screw 33 ...

Page 26: ...ove obstruction piping c Closed throttle or check c Ensure all valves are valve open 3 Pump is rotating in a Motor wired backwards a Verify motor is wired the wrong direction according to manufacturer s instructions 4 Pump is not discharging a Motor wired incorrectly a Verify motor is wired at rated capacity according to manufacturer s instructions b Bent impeller b Remove cover and check impeller...

Page 27: ... between impeller rear and casing is correct d Pump cavitation d See cavitation causes in the INSTALLATION section of these instructions e Solid particles in pump e Remove cover and check for particles in the pump 6 Fluid leaks at sealing a Worn seals or damaged a Disassemble pump surfaces o rings according to the DISASSEMBLY sequence in these instructions Replace all worn seals or damaged o rings...

Page 28: ... use key 49 1 o ring Type DG Seal 1 o ring Type FG Seal 2 o rings Type EG Seal 2 o rings EG Seal requires two Rotating Seals CL4311 and CL6410 require 8 wing nuts and studs CL4311 and CL6410 require 4 nuts and 4 washers CL4311 and CL6410 do not require a washer for the seal gland KEY DESCRIPTION QTY 25 Spacing Ring 1 26 Stationary Seal Rear 1 27 O ring Stationary Seal 1 28 Stuffing Box Type EG 1 2...

Page 29: ...PE DG EXTERNAL BALANCED SEAL TYPE FG WATER COOLED SINGLE SEAL TYPE EG WATER COOLED BALANCED DOUBLE SEAL 31 42 43 46 45 41 44 39 35 34 37 38 40 33 32 30 14 13 11 10 7 6 5 2 1 4 8 3 29 See Seal Types Below 36 11 9 12 38 JOHN CRANE DOUBLE 8 SEAL 47 27 26 20 48 ...

Page 30: ...haft 1 35 Compression Ring Threaded 1 36 Compression Ring 1 37 Screw Compression Ring 6 38 Washer Compression Ring 6 Seal Gland 4 39 Pin Stub Shaft 1 40 Retaining Ring Stub Shaft 1 41 Leg Bracket 2 42 Screw Leg Bracket 4 43 Washer Leg Bracket 4 44 Set Screw Adjustable Leg 4 45 Adjustable Leg 4 46 Motor 1 47 Stuffing Box John Crane 1 48 John Crane Double 8 Seal 1 1 O ringrequirements Impeller 1 o r...

Page 31: ... 31 PARTS LIST See back page for cross sectional drawing ...

Page 32: ...70 02 9612 7070 02 9612 7070 02 9612 7070 02 9612 7070 02 5 O ring Buna N 9612 7301 01 9612 7301 01 9612 7301 01 9612 7301 01 9612 7301 01 5 O ring EPDM 9612 7301 02 9612 7301 02 9612 7301 02 9612 7301 02 9612 7301 02 5 O ring SFY Fluoroelastomer 9612 7301 03 9612 7301 03 9612 7301 03 9612 7301 03 9612 7301 03 6 Wingnut 9612 7308 01 9612 7308 01 9612 7309 01 9612 7309 01 9612 7309 01 7 Stud Casing...

Page 33: ...12 7070 02 9612 7070 02 9612 7070 02 9612 7070 02 5 O ring Buna N 9612 7325 01 9612 7301 01 9612 7301 01 9612 7301 01 9612 7301 01 5 O ring EPDM 9612 7325 02 9612 7301 02 9612 7301 02 9612 7301 02 9612 7301 02 5 O ring SFY Fluoroelastomer 9612 7325 03 9612 7301 03 9612 7301 03 9612 7301 03 9612 7301 03 6 Wingnut 9612 7309 01 9612 7308 01 9612 7309 01 9612 7309 01 9612 7309 01 7 Stud Casing Cover 9...

Page 34: ...12 7037 03 9612 7037 06 36 Compression Ring 9612 7036 01 9612 7036 02 9612 7036 05 9612 7036 03 9612 7036 03 9612 7036 06 37 Screw Compression Ring 9612 7314 01 9612 7314 01 9612 7314 02 9612 7314 03 9612 7314 03 9612 7314 03 38 Washer Compression Ring 9612 7317 01 9612 7317 01 9612 7317 01 9612 7317 01 9612 7317 01 9612 7317 01 39 Pin Stub Shaft 9612 7311 01 9612 7311 01 9612 7311 01 9612 7311 01...

Page 35: ... 9612 7037 04 9612 7037 06 36 Compression Ring 9612 7036 05 9612 7036 03 9612 7036 04 9612 7036 04 9612 7036 06 37 Screw Compression Ring 9612 7314 02 9612 7314 03 9612 7314 03 9612 7314 03 9612 7314 03 38 Washer Compression Ring 9612 7317 01 9612 7317 01 9612 7317 01 9612 7317 01 9612 7317 01 39 Pin Stub Shaft 9612 7311 01 9612 7311 01 9612 7311 01 9612 7311 01 9612 7311 01 40 Retaining Ring Stub...

Page 36: ...21 04 12 Silicon Carbide Stationary Seal 9612 7000 01 9612 7000 01 9612 7178 01 15 Rotating Seal Carbon includes cup 9612 7115 01 9612 7115 01 9612 7181 01 15 Rotating Seal SiC includes cup 9612 7115 02 9612 7115 02 9612 7181 02 16 Spring 9612 7116 01 9612 7116 01 9612 7182 01 17 Drive Collar 9612 7004 01 9612 7004 01 18 Drive Collar Stainless Steel 9612 7009 02 9612 7173 01 19 Pin Drive Collar 96...

Page 37: ...lar Stainless Steel 9612 7009 02 9612 7173 01 19 Pin Drive Collar 9612 7312 01 9612 7319 01 20 O ring Stuffing Box Buna 9612 7300 01 9612 7300 01 20 O ring Stuffing Box EPDM 9612 7300 02 9612 7300 02 20 O ring Stuffing Box SFY 9612 7300 03 9612 7300 03 21 Single Flush Lip Seal 9612 7117 01 9612 7324 01 22 Stuffing Box 9612 7007 01 9612 7007 01 23 Screw Stuffing Box 9612 7302 01 9612 7302 01 24 Flu...

Page 38: ... 16 Spring 9612 7116 01 20 O ring Stuffing Box Buna 9612 7300 01 20 O ring Stuffing Box EPDM 9612 7300 02 20 O ring Stuffing Box SFY 9612 7300 03 23 Screw Stuffing Box 9612 7302 01 24 Flush Pipe 9612 7129 01 25 Spacing Ring 9612 7006 01 26 Stationary Seal Rear SiC 9612 7113 01 26 Stationary Seal Rear Stainless Steel 9612 7113 02 27 O Ring Stationary Seal Buna 9612 7316 02 27 O Ring Stationary Seal...

Page 39: ...Y 9612 7300 03 26 Stationary Seal Rear SiC 9612 7113 01 26 Stationary Seal Rear Stainless Steel 9612 7113 02 27 O Ring Stationary Seal Buna 9612 7316 02 27 O Ring Stationary Seal EPDM 9612 7316 01 27 O Ring Stationary Seal SFY fluoroelastomer 9612 7316 03 47 Stuffing Box 9612 7111 02 48 John Crane Double Seal Type 8B2 Viton 9612 7318 01 48 John Crane Double Seal Type 8B2 EPDM 9612 7318 02 Included...

Page 40: ... impliedwarrantyofmerchantabilityorfitnessforaparticular purpose All claims must be in writing and must be mailed or delivered by purchaser within thirty 30 days after purchaser learns of the facts upon which such claim is based Any claim not made in writingandwithinthetimeperiodspecifiedaboveshallbedeemed waived Purchaser s sole and exclusive remedy and Tri Clover Inc s maximum liability for clai...

Page 41: ......

Page 42: ...13 14 1 10 15 16 32 39 33 36 37 29 30 35 46 40 44 45 43 42 43 45 44 41 38 34 17 5 9 31 38 TYPE DG EXTERNAL BALANCED SEAL Required on 1 and 2 horsepower motors only ...

Page 43: ...21 20 23 26 28 24 23 1 5 5 20 15 16 25 15 16 19 7 26 47 20 23 27 48 TYPE FG WATER COOLED SINGLE SEAL TYPE EG WATER COOLED BALANCED DOUBLE SEAL JOHN CRANE DOUBLE 8 SEAL DG SEAL FOR THE CL4311 AND CL6410 ONLY PARTS THAT DIFFER ON THE DG SEAL ...

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