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Summary of Contents for Ebsray Z Series
- Page 1 Publication # 2190-06 EBSRAY PUMPS INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS Z SERIES MODELS ZB120 & Z580...
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Page 2: Table Of Contents
PUMP FAILS TO PRIME OR DELIVER LIQUID ..............8 LOW OUTPUT ........................8 EXCESSIVE POWER CONSUMPTION................. 8 PUMP IS NOISY ........................8 LEAKAGE ..........................8 EBS-RAY PUMPS Pty. Limited or Contact Ebsray Representative: 628 Pittwater Road Brookvale NSW 2100 Australia Phone: +612 9905 0234 Fax: +612 9938 3828... -
Page 3: Section 1 - General
DETERMINATION OF MAINTENANCE REQUIREMENTS EBSRAY Z Series Pumps are used for a wide range of applications and as such, maintenance requirements will vary between applications. Under ideal/good operating conditions, providing pump is not run dry, internal inspection is generally not required unless either performance drops off or unusual noises, vibrations or leaks occur. -
Page 4: Section 2 - Installation
AT THE PORT CONNECTIONS OF THE PUMP. The threaded port connections have parallel BSP threads (ZB120 – ½”BSP & Z580 ¾”BSP) and EBSRAY recommends using parallel threaded hydraulic fittings which seal via an O-Ring against the machined top of the pump body. -
Page 5: Section 3 - Operation
3.1 DESCRIPTION as the teeth come out of mesh. This creates a partial The EBSRAY Z Series range pumps uses the Internal Gear vacuum and the pressure differential thus created initiates Principle to handle many kinds of liquids over a wide range movement of the liquid through the suction port ‘D’, filling... -
Page 6: Disassembly
Circlip locates in the circlip groove. Inspect components for damage or excessive wear. Note that the typical wear pattern of components in EBSRAY’s b. Slide the remaining seal components along the Rotary Internal Gear pumps tends to compensate each... -
Page 7: Section 5 - Parts Designation
SECTION 5 - PARTS DESIGNATION DESCRIPTION DESCRIPTION BODY CIRCLIP RETAINER COVER (Plain or Bypass) GASKET-Mechanical Seal GASKET-Cover 1 Set SEAL SLEEVE SETSCREW- Cover 1 Set ROTOR ON SHAFT SPRING WASHER- Cover VALVE GLAND-Packed SPRING-Bypass GLAND NUT LOCKNUT-Bypass PACKING SET 1 Set ADJUSTING SCREW SEAL FACE ADJUSTING CAP... -
Page 8: Section 6 - Trouble Shooting
SECTION 6 – TROUBLE SHOOTING PUMP FAILS TO PRIME OR DELIVER PUMP IS NOISY LIQUID Cavitation due to insufficient NPSH available No liquid in tank Air leakage in suction piping Pump not rotating Rotating parts binding or damaged Incorrect direction of rotation Misalignment between pump and driver Excessive suction restrictions Pump running dry...
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