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Summary of Contents for EBARA CSA
- Page 1 CN 9003-R3 INSTRUCTION MANUAL EBARA HORIZONTAL SPLIT CASING CENTRIFUGAL PUMP CSA & CNA Model Contents Safety information and introduction Introduction Installation Operation Maintenance Disassembly and Assembly Troubleshooting...
- Page 2 Thanks you for purchase of this EBARA Model CSA/CNA Horizontal Split Casing Pump. EBARA has manufactured this pump with due care so that it can be operated with case. However, if it is not property operated, unexpected accident may result.
- Page 3 2. Installation Site 3. Cautions on Piping (1) Select a pump site, easy for maintenance and (1) As suction discharge pipe load applied to the inspection. pump causes eccentricity, both pipes should (2) Provide a suitable barrier to prevent entry of an- be provided with adequate support.
- Page 4 4. Installation (3) Determine the position and height of the pump The pump has been aligned with driver before level by using the casing machined surface, to shipment. However, adjustment for alignment is obtain a horizontally of 0.1 mm/m as the necessary at the site.
- Page 5 A. Axial center offset allowance unit: mm For B size refer to outline Shaft Coupling drawing. measure this value Flexible shaft coupling 5/100 in two vertical and lateral Gear Coupling 5/100 directions respectively B. Shaft coupling deflection allowance unit: mm Shaft Coupling measure this value in two Flexible shaft coupling...
- Page 6 Operation CAUTION Check rotation. Pump should be started with gate valve closed, than the operator should open the valve gradually. 1. Cautions Before Starting Operation introduced into the pump, during the (1) Turn the pump by hand and check for initial stage of operation, provide a smooth rotation.
- Page 7 (2) Temperature on the bearing casing should not Check the following items: Suction and discharge pressures exceed room temperature plus 40 C or 80 C. If this temperature is exceeded, stop Current value and deviation operation immediately and check. ...
- Page 8 Disassembly and Assembly 1. Description of Structure Standard Model Grease Nipple Lock Pin Bearing Washer Bearing Nut 117-1 Gasket (Casing) 111-2 Mechanical Seal 111-1 Mechanical Seal Casing Wear Ring 093-2 Deflector (CCP Side) 093-1 Deflector (CP Side) 053-2 Bearing Cover 053-1 Bearing Cover 051-2...
- Page 9 2. Disassembly 3. Check Prior to disassembly prepare cardboard or (1) Check liner ring for contact, galling and plywood sheet upon which place water. disassembled parts. Avoid piling parts on top (2) Check for bent shaft (if liner ring of each other. Since casing gaskets and side contacts).
- Page 10 Gland Packings If leak water increases and cannot be adjusted by tightening gland packings, replace gland packings. If these packings are not properly mounted, water leak will not stop and the sleeve may be worn on one side. Be careful with the following items. For packing material, refer to sectional view.
- Page 11 Troubleshooting CAUTION All service should be done by factory trained or qualified personal only. Trouble Causes Countermeasures Defective prime mover Repair or replace Prime mover does not rotate or rotates with hum Defective power supply Check and repair ...
- Page 12 Excessive rotation. Check with tachometer. Overload. No. of poles of motor differs. Check nameplate. Voltage drop and considerable Contact company. unbalance between phases. Low head or excessive water flow. Reduce opening of discharge ...
- Page 13 MEMO :...
- Page 14 All specifications are subject to change without notice CN 9003-R3...
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