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Alfa Laval MR-166S, Instruction Manual

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Alfa Laval MR-166S Instruction Manual Download Page 17

5 Maintenance

Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly.

5.2

Dismantling of pump - MR-166S

Step 1
Loosen screws (43) and remove shroud (5).

3100-0022

Step 2
Remove covers (2a)

3100-0081

Step 3
Remove cap nuts (14), washers (15a) and casing cover (10).

3100-0023

Step 4
Remove O-ring (8) from pump casing (9).

3100-0024

17

Summary of Contents for MR-166S

Page 1: ...3100 0005 ESE00675 EN5 2017 03 Original manual Instruction Manual MR 166S 185S 200S Liquid Ring Pump...

Page 2: ......

Page 3: ...ng information 11 4 Operation 12 4 1 Operation Control 12 4 2 Trouble shooting and remedy 13 4 3 Recommended cleaning 14 5 Maintenance 15 5 1 General maintenance 15 5 2 Dismantling of pump MR 166S 17...

Page 4: ...lare that Pump Designation MR 166S MR 185S MR 200S Type From serial number 10 000 to 1 000 000 is in conformity with the following directive with amendments Machinery Directive 2006 42 EC The person a...

Page 5: ...ous personal injury or damage to the pump are avoided 2 1 Important information Always read the manual before using the pump WARNING Indicates that special procedures must be followed to avoid serious...

Page 6: ...cked Never run the pump when partially installed or not completely assembled Necessary precautions must be taken if leakage occurs as this can lead to hazardous situations Always handle lye and acid w...

Page 7: ...ble transport damage Check the delivery for 1 Complete pump MR 166S MR 185S or MR 200S 2 Delivery note 3 Motor instructions Step 2 Clean the inlet and the outlet of all possible packing materials 3100...

Page 8: ...eaker is to be used as an emergency stop the colours of the repair breaker must be red and yellow CAUTION The pump does not prevent back flow when intentionally or unintentionally stopped If back flow...

Page 9: ...on the pump Step 5 Avoid stresses to the pump Pay special attention to Vibrations Thermal expansion of the tubes Excessive welding Overloading of the pipelines 3100 0011 Risk of damage Step 6 Never t...

Page 10: ...y Never stick your fingers or any tool through the adaptor or the drain hole in the pump casing when the pump is running Always have the pump electrically connected by authorised personnel CAUTION Alf...

Page 11: ...energy recovery Plastics should be recycled or burnt at a licensed waste incineration plant Metal straps should be sent for material recycling Maintenance During maintenance oil and wear parts in the...

Page 12: ...ng hot liquids or when sterilising Never stick your fingers or any tool through the adaptor or the drain hole in the pump casing when the pump is running Danger of burns Rotating parts 3100 0018 Step...

Page 13: ...ng worn parts Problem Cause result Remedy Leaking shaft seal Dry run see section 3 1 Replace All wearing parts see section 4 3 Incorrect rubber grade Select a different rubber grade Abrasive particles...

Page 14: ...ing agents Use clean water free from chlorides 1 1 by weight NaOH at 70 C 158 F 1 kg 2 2 lb 100 l 26 4 gal Cleaning agent NaOH water 2 2 l 0 6 gal 100 l 26 4 gal Cleaning agent 33 NaOH water 2 0 5 by...

Page 15: ...er be pressurised when the pump is serviced 3100 0021 Atmospheric pressure required Step 4 CAUTION Always ensure that the impeller rotates smoothly after service CAUTION Fit the electrical connections...

Page 16: ...he end of the day Complete shaft seal Replace when replacing the shaft seal Planned maintenance Regular inspection for leakage and smooth operation Keep a record of the pump Use the statistics for ins...

Page 17: ...ervice kits section Handle scrap correctly 5 2 Dismantling of pump MR 166S Step 1 Loosen screws 43 and remove shroud 5 3100 0022 Step 2 Remove covers 2a 3100 0081 Step 3 Remove cap nuts 14 washers 15a...

Page 18: ...3100 0026 Step 7 Turn stationary seal ring 29 anti clockwise and remove it from pump casing 9 use the tool supplied 3100 0027 Step 8 Remove O ring 30 from stationary seal ring 29 3100 0028 Step 9 Remo...

Page 19: ...fer to the parts list and service kits section Handle scrap correctly Step 11 1 Remove screws 40 2 Remove pump casing 9 from bracket 2 3100 0031 Step 12 Remove thrower 21 from stub shaft 3 3100 0032 S...

Page 20: ...and MR 200S Step 1 Remove screws 34 shroud 31 and distance sleeve 42 3100 0034 Step 2 Remove covers 2a 3100 0082 Step 3 Remove cap nuts 14 washers 15a and casing cover 10 3100 0035 Step 4 Remove O ri...

Page 21: ...ng 28 clockwise and remove it from pump casing 9 use the tool supplied 3100 0039 Step 8 Remove O ring 30 from stationary seal ring 29 3100 0028 Step 9 Remove rotating seal ring 27 spring 25 and O ring...

Page 22: ...tep 11 1 Remove screws 16 and washers 17 2 Remove pump casing 9 from adaptor 2 3100 0042 Step 12 Remove thrower 24 from stub shaft 3 3100 0043 Step 13 1 Loosen screws 5 2 Remove stub shaft 3 together...

Page 23: ...the motor flange 10 20 mm 10 20mm 3100 0046 Step 2 1 Tighten screws 4 lightly and evenly 2 Ensure that the stub shaft 3 can be moved on the motor shaft 3100 0047 Step 3 1 Fit pump casing 9 on bracket...

Page 24: ...Torque tighten screws 4 evenly to 15 Nm 3100 0053 Step 9 1 Fit thrower 21 on stub shaft 3 2 Fit bracket 2 together with pump casing 9 on the motor 3 Fit washers 46 and screws 45 3100 0054 Step 10 CAU...

Page 25: ...ance between the impeller and the pump casing 9 is 0 2 0 3 mm adjust if necessary 3100 0057 Step 13 1 Fit O ring 8 in pump casing 9 2 Fit casing cover 10 3 Fit washers 15a and cap nuts 14 4 Tighten th...

Page 26: ...Check the clearance between the end of the stub shaft and the motor flange 10 20 mm 10 20mm 3100 0061 Step 3 1 Tighten screws 5 lightly and evenly 2 Ensure that stub shaft 3 can be moved on the motor...

Page 27: ...100 0067 Step 9 Torque tighten screws 5 evenly to 15 Nm counterhold stub shaft 3 3100 0068 Step 10 1 Fit thrower 24 on stub shaft 3 2 Fit adaptor 2 together with pump casing 9 on the motor 3 Fit washe...

Page 28: ...1 Place key 12 in the groove of stub shaft 3 2 Fit impeller 11 and impeller nut 13 on the shaft 3 Tighten the nut clockwise 3100 0072 Step 14 1 Fit O ring 8 in pump casing 9 2 Fit casing cover 10 3 F...

Page 29: ...ber FPM Finish Standard blasted Shaft seal Seal type Mechanical single seal Material stationary seal ring Acid resistant steel duplex grade standard or Acid resistant steel duplex grade with sealing s...

Page 30: ...in this pump Always use the torques specified below if no other values are stated This can be a matter of personal safety Size Tightening torque Nm lbf ft M8 20 15 M10 40 30 M12 67 49 M14 110 81 6 3 W...

Page 31: ...82 MR 200 81 MR 300 82 GM 54 FM OS 61 The above LKH noise levels are the same for LKHPF LKHI LKH UltraPure LKH Evap LKHex The above SolidC noise levels are the same for SolidC UltraPure The noise mea...

Page 32: ...e kits The drawings show MR 166S 185S and 200S and include all items The items refer to the parts lists in the following sections 7 1 Drawings MR 166 For further information see parts list section 6 2...

Page 33: ...he drawings show MR 166S 185S and 200S and include all items The items refer to the parts lists in the following sections 7 2 Drawings MR 185 200 For further information see parts list section 6 3 310...

Page 34: ...sts in the following sections 7 3 MR Wet end 7 7a 44 43 1 23 23a 22 18 19 6a 49 20 6b 27 21 24 28 5 5a 3 12 4b 4a 12 3 4 25 24 21 28 27 26 30 29 9 13 11 8 10 14 15a 15 3100 0088 2 2a 45 40 41 46 50 53...

Page 35: ...ctions Parts list Pos Qty Denomination ISO male SMS DIN ISO clamp BS 8 1 O ring EPDM Standard 9 1 Pump casing 10 1 Casing cover 10a 1 Casing cover 11 1 Impeller 13 Impeller screw 14 3 Cap nut 15 3 Stu...

Page 36: ...in the following sections 7 4 MR Motor dependent parts 7 7a 44 43 1 23 23a 22 18 19 6a 49 20 6b 27 21 24 28 5 5a 3 12 4b 4a 12 3 4 25 24 21 28 27 26 30 29 9 13 11 8 10 14 15a 15 3100 0088 2 2a 45 40 4...

Page 37: ...a 2 Bracket cover 3 1 Shaft 4 2 Screw 4a 1 Compression ring 4b 1 Compression ring 5 6 Screw 5a 6 Washer 6a 1 Support bar right 6b 1 Support bar left 7 1 Shroud complete 7a 1 Edge list 12 4 Key 18 4 Le...

Page 38: ...ists in the following sections 7 5 MR Shaft seal 7 7a 44 43 1 23 23a 22 18 19 6a 49 20 6b 27 21 24 28 5 5a 3 12 4b 4a 12 3 4 25 24 21 28 27 26 30 29 9 13 11 8 10 14 15a 15 3100 0088 2 2a 45 40 41 46 5...

Page 39: ...seal tool Shaft seal Shaft seal Shaft seal 24 1 Spring 25 1 Space ring 26 1 Washer 27 1 O ring 28 1 Rotating seal ring 29 1 Stationary seal ring 30 1 O ring Service kits Denomination MR 166S MR 185S...

Page 40: ...s the responsibility of the user of this document to comply with all applicable intellectual property laws Without limiting any rights related to this document no part of this document may be copied r...

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