Ebsray HD600 Installation, Operation & Maintenance Instructions Manual Download Page 11 | Manualshive

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Summary of Contents for HD600

Page 1: ... INSTALLATION OPERATION MAINTENANCE INSTRUCTIONS FOR EBSRAY MODEL HD600 ROTARY INTERNAL GEAR PUMP EBSRAY PUMPS PTY LIMITED ACN 000 O61 003 628 PITTWATER RD BROOKVALE NSW 2100 AUSTRALIA PH 61 2 9905 0234 FAX 61 2 9938 3825 ...

Page 2: ...n and the carrier s copy of the consignment note and a claim should be made immediately on the transport company Should a shortage be evident on receipt notify EBSRAY immediately giving full details and packing note number 1 5 HANDLING Do not drop pump pumpset Care should be taken in moving handling pumps pumpsets A sling should be placed under or around a pump pumpset in order to minimise stress ...

Page 3: ...hich are not involved in the meshing cycle are sealed by the crescent C Body and Cover Refer Fig 5 3 2 PUMPING PRINCIPLE When rotation is started there is an increase in cell volume as the teeth come out of mesh This creates a partial vacuum and the pressure differential thus created initiates movement of the liquid through the inlet port D filling the teeth cells of the two displacement rotors Wh...

Page 4: ... maintained for extended periods particularly with integral Bypass Valve The Bypass Valve should be set on site in accordance with the predetermined pump and or system differential pressure required Refer separate instructions SECTION 4 MAINTENANCE CAUTION PRIOR TO ANY DISASSEMBLY OR SERVICE VERIFY THAT ALL REQUIREMENTS OF STATUTORY REGULATIONS OR CODES ARE MET AND THAT SPECIFIC SITE REQUIREMENTS ...

Page 5: ...d Rotor Bearing if replacement is required 4 4 INSPECTION Inspect components for damage or excessive wear Note that typical wear of components in EBSRAY s rotary Internal Gear positive displacement pumps tend to compensate each other and working clearances are to some extent maintained by this compensation If pump performance has been satisfactory existing components although worn may still have a...

Page 6: ...iametral clearance X for the two points Repeat this procedure for the other two measurement points X2 c To check clearance between Inner Rotor and Cover crescent Inner Rotor should be held towards inlet plane Refer Fig 7 7 Ensure all lubrication cooling circulation harness assemblies are clear of any obstructions 8 EBSRAY recommend replacement of all Gaskets Seals and O rings at every overhaul to ...

Page 7: ...adjusted correctly are designed to have a very small amount of seepage If packing is too tight it will generate excessive heat if too loose it will leak excessively 12 Lubricate Lipseal on Inner Lockring and slide Lockring along Shaft screw Lockring in until it protrudes approximately 4mm from thread on pump side 13 Lubricate Bracket Ball Bearing Fit Bearing to Shaft and drive Bearing into positio...

Page 8: ...ody and re machine or replace 2 Check Valve for damage or deposits Clean thoroughly or replace Valve as required If worn or if seat or Valve is damaged lap cleaned replaced Valve into valve seat 3 Inspect Bypass Valve Spring Replace if broken or damaged 4 It is advised that all gaskets be replaced whenever disassembled 5 Check Cap Washer Adjusting Screw and Locknut for damage Replace as required 5...

Page 9: ...r discharge pipes of insufficient diameter causing excessive friction loss 5 Bypass valve pressure setting too low Increase pressure by screwing in adjusting screw DO NOT exceed pump or system design pressure or overload motor etc 6 Insufficient NPSH available 7 Excess axial clearance setting of rotor to cover 8 Excess clearances in pump due to wear 6 3 EXCESSIVE POWER CONSUMPTION 1 Differential p...

Page 10: ...alve Spring 1 54 Bypass Valve Lock Nut 1 55 Bypass Valve Adjusting Screw 1 56 Bypass Valve Adjusting Screw Cap 1 56A Gasket Adjusting Screw Cap 1 57 Bypass Valve Gasket 2 60 Inner Rotor 1 61 Inner Rotor Bearing 1 62 Inner Rotor Pin 1 63 Inner Rotor Pin Nut 1 64 Inner Rotor Pin Washer 1 64A Inner Rotor Pin Spacer 1 68 Bracket 1 69 Rotor Bearing 1 69A Extraction Washer 1 69B Extraction Washer O ring...

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