FramoCargo Pumps SD125-5/SD150-5 No. 1000-0131-4 Jan-1999 Instruction for Maintenance and Repair No.1000-0131-4 Jan-1999 Page 2 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Reference to associated instructions: CONTENTS Page 1.0 1.1 1.2 Sectional drawing of pump unit Technical data SD125-5 Technical data SD150-5 2 3 4 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 Maintenance instruction Dismantling of impeller/ wear rings Dismantling of lip seal arrangement Draining of pump Dismantling of mechanical oil seal Replacing the hydraulic motor Dismantling of bearing housing Assembling sequence Pressure test of pump 5 5 8 11 14 17 18 19 22 1.0 1375-0027-4 0290-0036-4 1000-0121-4 Service manual STC-valve Installation of mechanical oil seal Service Manual for cargo pumps SECTIONAL DRAWING Fig. 01 HYDRAULIC: COFFERDAM: 25 BAR 320 BAR 16 BAR 10 BAR WEIGHT OF PUMP AND PUMP PARTS: PUMP COMPLETE: 10M: PUMP CASING: PUMP HEAD COMPLETE (without motor): BEARING HOUSING COMPLETE: HYDR. PUMP: MAX.1 Technical data SD125-5 PUMP TYPE: SD 125-5D*-HH***-***-* DISCHARGE FLANGE CONNECTION: DN 125 PN 25 DIN2634 HYDRAULIC CONNECTIONS: PRESSURE: RETURN: PILOT: DN 30 DN 40 DN15 PN320 PN16 PN320 FRAMO FRAMO FRAMO AIR / INERT GAS CONNECTION: FOR PURGING OF COFFERDAM: MAX.0 NM3 HYDRAULIC OIL VOLUME IN 10M PUMP: 50 LITRE RECOMMENDED HYDRAULIC OILS: SEE FRAMO LUBRICATION CHART DESIGN PRESSURE: CARGO HIGH PRESSURE. weight: VOLUTE CASING: IMPELLER: 520 KG 320 KG 130 KG 62 KG 23 KG 30 KG 10 KG . CONSUMPTION. max.3 NM3 FOR PURGING OF CARGOPIPE. 10M PUMP FRAMO QUICK COUPLING 0. 10M PUMP: FRAMO QUICK COUPLING 1. HYDRAULIC: RETURN PRESSURE. MOTOR.1000-0131-4 Jan-1999 Page 3 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 1. CONSUMPTION.No. 10M PUMP: PN 320 PN 16 PN 320 FRAMO FRAMO FRAMO FRAMO QUICK COUPLING 1.5 NM3 HYDRAULIC OIL VOLUME IN 10M PUMP: 50 LITRE RECOMMENDED HYDRAULIC OILS: SEE FRAMO LUBRICATION CHART DESIGN PRESSURE: CARGO HIGH PRESSURE. weight: VOLUTE CASING: IMPELLER: 580 KG 350 KG 140 KG 63 KG 32 KG 40 KG 10 KG . HYDRAULIC: COFFERDAM: 25 BAR 320 BAR 16 BAR 10 BAR WEIGHT OF PUMP AND PUMP PARTS: PUMP COMPLETE: 10M: PUMP CASING: PUMP UNIT COMPLETE (without motor): BEARING HOUSING COMPLETE: HYDR. MOTOR.3 NM3 FOR PURGING OF CARGOPIPE.2 Technical data SD150-5 PUMP TYPE: SD 150-5D*-HH***-***-* DISCHARGE FLANGE CONNECTION: DN 150 PN 25 DIN2634 HYDRAULIC CONNECTIONS: PRESSURE: RETURN: PILOT: DN 30 DN 40 DN 15 AIR / INERT GAS CONNECTION: FOR PURGING OF COFFERDAM: MAX.1000-0131-4 Jan-1999 Page 4 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 1. max.No. 10M PUMP FRAMO QUICK COUPLING 0. PUMP: MAX. CONSUMPTION. HYDRAULIC: RETURN PRESSURE. CONSUMPTION. Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2. always close the hydraulic pressure inlet valve. 2 pcs Spanner 16 mm Washer 12.1000-0131-4 Jan-1999 Page 5 of 22 MAINTENANCE INSTRUCTION Before doing service on pump read the Service Manual for Cargo Pumps. 2 pcs. and purge cofferdam.(See Purging Routine) Loosen the pump support. 2.1 Dismantling of impeller / wear rings Standard tools Special tool Name Name Allen key 10 mm Threaded bolt M12 x 100 Spanner 13 mm Hexagon nut M2. Spanner 17 mm Anti rotating tool for impeller hub (for assembling) Spanner 18 mm Spanner 19 mm Spanner 24 mm Plastic hammer Slides NB! Before doing service on pump. Chapter 3.0 No. 02 . Maintenance information. Fig. Lift and secure the support to pipe stack. To avoid damage on suction well coating. volute casing must be placed upon slide. Remove remaining bolts between volute casing and pump unit. Replace one bolt between volute casing and pump unit diagonal on each side of the pump with lifting bolts(M12x100).04). 03 Slide/lift volute casing together with impeller and suction cover out of well (fig.1000-0131-4 Jan-1999 Page 6 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Dismantle upper wear ring support. 04 . Wear rings can now be replaced. Remove bolts between volute casing and cargo leg. Suction cover and impeller can now be dismantled from the volute casing. impeller and wear ring in one piece. suction cover.No. Lower volute casing. Fig. Fig. Loosen bolts for impeller hub two turns. Knock carefully on (or press down) all bolts. When impeller is loose remove all bolts. Fig.No.1000-0131-4 Jan-1999 Page 7 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Exploded view of wear rings/impeller/volute casing. 05 . Fig. 06 . Dismantle lower part of cofferdam check pipe. Impeller hub is pulled out by using extractor.No.2 Dismantling of lip seal arrangement Standard tools Special tools Name Name Allen key 6 mm Extractor for impeller hub Allen key 10 mm Assembling cylinder Spanner 10 mm Spanner 13 mm Spanner 18 mm Spanner 19 mm Spanner 24 mm Snap ring plier A2 Loosen lock washer and remove impeller hub bolt. Be very careful not to damage o-rings and ceramic sleeve.1000-0131-4 Jan-1999 Page 8 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2. No. Ceramic sleeve. Use bolts for seal ring housing as extractor bolts if necessary. . NB! The ceramic sleeve must be handled very carefully as it is very brittle and may crack if dropped.1000-0131-4 Jan-1999 Page 9 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Install assembling cylinder to keep ceramic sleeve in place. and if necessary changed. Dismantle seal ring housing. Fig. 07 Dismantle support rings. See fig. Framo double cargo seal and single cofferdam seal is to be checked. 07. No.1000-0131-4 Jan-1999 Page 10 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Exploded view of lip seal arrangement. Fig.08 . 3 Dismantling of mechanical oil seal Standard tools Special tools Name Name Allen key 6 mm Allen key 10 mm Spanner 18 mm Spanner 19 mm Snap ring plier A2 Extractor for impeller Extractor for sleeve (to be used with extractor for impeller) Assembling cylinder (for protection) Assembling tool (for mech. 2 pcs Hexagon nut M12. oil seal) Bolt stud M12x 100.No. 2 pcs Remove the bearing housing from the pump casing.1000-0131-4 Jan-1999 Page 11 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2. 2 pcs Washer 12. Fig. Use extractor bolts M12. 09 . 10 Pull out rotating part of mechanical seal by use of assembling tool.1000-0131-4 Jan-1999 Page 12 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Remove upper seal ring housing. Fig.No. Remove stationary part of mechanical seal. Fig. 11 . 1000-0131-4 Jan-1999 Page 13 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Exploded view of mechanical oil seal.No. Fig.12 . No. ball-bearing. Fig. 13 If the back-stop unit or the cylindrical roller bearing is to be replaced. and roller bearing as a unit. .4 Dismantling of bearing housing Standard tools Special tools Name Name Snap Ring Plier J4 Extractor for impeller hub Snap Ring Plier A3 Extractor for sleeve (to be used with extractor for impeller hub) Pull out the shaft. rotating part of back-stop unit. always change both rotating and stationary parts.1000-0131-4 Jan-1999 Page 14 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2. The shaft sleeve must be heated to approximately 120°C prior to assembling. Fig. 14 Replace if necessary the complete mechanical seal.1000-0131-4 Jan-1999 Page 15 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Remove if necessary shaft sleeve for mechanical oil seal by use of extractor. and shaft sleeve. See instruction 290-036-4 for installation of mechanical oil seal. .No. 1000-0131-4 Jan-1999 Page 16 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Exploded view of bearings.15 .No. Fig. 1000-0131-4 Jan-1999 Page 17 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2.No. Open local control valve. Release all pressure chambers by using the bleed plugs in the STC-valve and non return valve. Standard tools Special tools Name Name Drain pump Drain tool Fig. check that hydraulic pressure inlet valve and valve on pilot line are closed.5 Draining of pump Before starting dismantling of hydraulic motor. 16 . section 2. Drain the pump’s hydraulic section (ref.6 Dismantling of hydraulic motor Standard tools Special tools Name Name Allen key 10 mm Snap ring plier Spanner 17 mm Extractor for loosen hydr. Remove circlips. Install the jack . If necessary use extractor to loosen the hydraulic motor from the high pressure pipe.1000-0131-4 Jan-1999 Page 18 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2. 17 .5). Lower the hydraulic motor by using the jack. motor Spanner 18 mm Jack Spanner 19 mm Spanner 24 mm Volute casing and bearing housing have to be removed.No. Fig. AND SEAL FACES. Check that the shaft seal is removed. IF NO TORQUE IS SPECIFIED.17). NEVER INSTALL DAMAGED O-RINGS. USE TORQUE ACCORDING TO FOLLOWING TABLE: ACID RESISTANT BOLTS AND NUTS. CHECK SEAL FACES ON PUMP AND BE SURE OF NO CORROSION. Fig. ---. SEAL ELEMENT GROOVES. PAY SPECIAL ATTENTION TO THE TEFLON RINGS AND BE ABSOLUTE SURE OF NO DEFORMATION NOR RADIAL GROOVES. . fig. PAY SPECIAL ATTENTION TO THE FOLLOWING POINTS: Hydraulic motor If a new hydaulic motor is installed. CRACKS. QUALITY A4-80 M6 9. DIRT ETC.USE ONLY GENUINE SPARE PARTS ---ALL SCREWS AND NUTS HAVE TO BE ASSEMBLED WITH SPECIFIED TORQUE. 18 Check position of hydraulic motor and motor flange according to assembly drawing. Check that circlips for assembling motor in cover is in correct position (ref. check that both drain connections are plugged with steel plugs. BACK-UP RINGS.2 Nm M8 22.7 Assembling sequence CHECK ALL SEAL ELEMENTS. and acid resistant bolts are to be coated with "Molybdenum disculphide" (Molycote) on threads and under bolt heads / nuts prior to assembling.No.2 Nm M16 190 Nm M20 370 Nm All bolts and nuts are to be fastened using a torque wrench.1000-0131-4 Jan-1999 Page 19 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2.2 Nm M12 76. All assembling has to be done in reversed way according to the dismantling sequence.3 Nm M10 44. be careful not to damage o-rings. THE CERAMIC SLEEVE MUST BE HANDLED VERY CAREFULLY AS IT IS VERY BRITTLE AND MAY CRACK IF DROPPED Impeller Hub When assembling impeller hub. Mechanical Oil Seal Assemble mechanical seal according to instruction 290-36-4E. This to avoid screws to loosen. seen from threaded end of the shaft. Fig.1000-0131-4 Jan-1999 Page 20 of 22 Back Stop Unit Check direction of back stop unit. by using some grease. Be sure to lock the impeller hub bolt properly. Check the shaft alignment according to fig. Clean seal faces with clean rags wetted with denaturated alcohol. The retainer ring has to be fitted in the right position at the end of the ceramic sleeve. . 19. 19 Wear Rings When mounting new wear rings be sure that support ring is tighten until metallic contact. The spring marked with red colour on the double lip seal shall be mounted against mechanical seal.Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair No.) Ball bearing Ball mounting slot pointing downwards against the back stop unit when mounting ball bearing. Lip seal arrangement Use assembling cylinder to assemble ceramic sleeve. Do not remove the cylinder before all FRAMO shaft seals has been installed. When assembling lip seals be sure that support ring is tightened up until metallic contact. (Counter clockwise. 20 . Fig. Assemble the bolts for impeller hub and volute casing. Lift the complete unit with 2 lifting bolts M12x100 until these bolts can be replaced with the original bolts.1000-0131-4 Jan-1999 Page 21 of 22 Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair Volute casing with impeller Slide volute casing and impeller into suction well. Check position of the guiding pin in flange connection between pump unit and volute casing. To avoid rotation of impeller hub use anti rotating tool (special tool list).No. Framo seal element is to be placed on top of impeller when volute casing is in position below impeller hub. Tighten all bolts evenly. . 3 bar. Flush all parts. Connect air/nitrogen supply to the snap-on coupling on the purging connection and increase pressure to max. connections. seals etc. Unscrew the complete relief valve and connect a manometer to the G1/4 connection. Install the complete relief valve. which have been dismantled. 21 .Framo Cargo Pump SD125-5 / SD150-5 Instruction for maintenance and repair 2.1000-0131-4 Jan-1999 Page 22 of 22 Pressure test of pump The cofferdam must be pressure tested by blinding off the exhaust trap vent pipe. with soapy water to be sure of no static leakage. Fig. Remember to remove blind plug from exhaust trap vent connection and assemble the pipe afterwards.8 No.