BLACKMER LDF1A Installation, Operation And Maintenance Instructions Download Page 11 | Manualshive

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501-F00 Page 11/12

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Summary of Contents for LDF1A

Page 1: ... the manual look for one of the following signal words and be alert to the potential for personal injury death or major property damage Warns of hazards that WILL cause serious personal injury death or major property damage Warns of hazards that CAN cause serious personal injury death or major property damage Warns of hazards that CAN cause personal injury or property damage NOTICE Indicates speci...

Page 2: ...hout guard in place OPERATION WITHOUT GUARDS IN PLACE CAN CAUSE SERIOUS PERSONAL INJURY MAJOR PROPERTY DAMAGE OR DEATH PUMP DATA PUMP IDENTIFICATION A pump Identification tag containing the pump serial number I D number and model designation is attached to each pump It is recommended that the data from this tag be recorded and filed for future reference If replacement parts are needed or if inform...

Page 3: ...d regularly to avoid pump starvation 4 The intake and discharge piping system must be free of all leaks 5 Expansion joints placed at least 36 0 9m from the pump will compensate for expansion and contraction of the pipes Contact the flexible connector hose manufacturer for required maintenance care and design assistance in their use 6 Install pressure gauges in the NPT ports provided in the pump ca...

Page 4: ...ible coupling Both angular and parallel coupling alignment MUST be maintained between the pump gear motor etc in accordance with manufacturer s instructions See Figure 5 1 Parallel alignment The use of a laser alignment tool or dial indicator is preferred If a laser alignment tool or dial indicator is not available use a straightedge Turn both shafts by hand checking the reading through one comple...

Page 5: ...or leakage from the piping and equipment 5 Check for excessive noise vibration or overheating of the pump reducer and motor 6 If possible check the flow rate 7 With the manual valve in the bypass line OPEN check the pressure setting of the relief valve by slowly closing a valve in the discharge line and reading the pressure gauge As the valve in the discharge line is closed the pump discharge pres...

Page 6: ...t operate without guard in place OPERATION WITHOUT GUARDS IN PLACE CAN CAUSE SERIOUS PERSONAL INJURY MAJOR PROPERTY DAMAGE OR DEATH NOTICE MAINTENANCE SHALL BE PERFORMED BY QUALIFIED TECHNICIANS ONLY FOLLOWING THE APPROPRIATE PROCEDURES AND WARNINGS AS PRESENTED IN THIS MANUAL SCHEDULED MAINTENANCE STRAINERS Strainers must be cleaned regularly to avoid pump starvation Schedule will depend upon the...

Page 7: ...the head assembly is removed 6 Remove the head capscrews 21 and carefully pry the head 20 away from the cylinder 7 Slide the head off the shaft The head O ring 72 bearing 24 and mechanical seal 153 will come off with the head assembly Remove and discard the head O ring 8 Pull the bearing 24 from the housing in the head 9 Place a cloth under the seal to prevent damage Using a blunt instrument gentl...

Page 8: ...d 16 Tighten the locknut 24A with a spanner wrench to pull the rotor flat against the back wall of the cylinder DO NOT overtighten the locknut and bend or shear the inner tang Adjustment to the locknuts will be made after the head is installed 17 Insert the vanes 14 into the slots in the rotor ensuring that the relief groove is facing toward the direction of rotation See Figure 6 18 Apply a light ...

Page 9: ...tment grasp the nut and washer with fingers and rotate back and forth If this cannot be done one or both locknuts are too tight and should be alternately loosened one stop at a time 001 25 microns Begin by loosening the locknut 24A adjusted last 44 Attach the new bearing cover gasket 26 and the bearing cover 27 to the non driven side of pump with the grease fitting 76 upward Install and tighten th...

Page 10: ...ded periods with a closed discharge line 3 Pump not securely mounted 4 Misalignment of pump or motor base mounted pumps 5 Bearings worn or damaged 6 Vibration from improperly anchored piping 7 Bent shaft or drive coupling misaligned 8 Excessively worn rotor 9 Malfunctioning valve in the system 10 Relief valve setting too low 11 Damaged vanes see following category Damaged Vanes 1 Foreign objects e...

Page 11: ...501 F00 Page 11 12 NOTES ...

Page 12: ...er com for complete information on all Blackmer products 1809 Century Avenue Grand Rapids Michigan 49503 1530 U S A Telephone 616 241 1611 Fax 616 241 3752 E mail blackmer blackmer com Internet Address www blackmer com ...

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