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BLACKMER POWER PUMPS 

960260

 

INSTRUCTIONS NO. 107-B00 

INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS

 

Section 

Effective 

Replaces 

107 
Jul 2018 
Jan 2014 

MODELS: XL2B, XL3B, XL4C 

 

 

 

 

TABLE OF CONTENTS 

Page 

PUMP DATA

 

 Technical 

Data 

 

Initial Pump Start Up Information 

INSTALLATION

 

 Pre-Installation 

Cleaning 

 

Location and Piping 

 Mounting 

 Coupling 

Alignment 

 Pump 

Rotation 

 

To Change Pump Rotation 

 Check 

Valves 

OPERATION

 

 

Pre-Start Up Check List 

 

Start Up Procedures 

 

Running the Pump in Reverse Rotation 

 

Flushing the Pump 

 

Pump Relief Valve 

 

Relief Valve Setting and Adjustment 

MAINTENANCE 

Lubrication 7 
Strainers 7 
Vane Replacement 

Pump Disassembly 

Parts Replacement 

Pump Assembly 

FLANGE MOUNTED GEAR REDUCER MAIN.           

12

 

TROUBLE SHOOTING

 14 

NOTE

: Numbers in parentheses following individual parts 

indicate reference numbers on Blackmer Parts Lists. 

Blackmer pump manuals and parts lists may be obtained 
from Blackmer's website (www.blackmer.com) or by 
contacting Blackmer Customer Service. 

Pump Parts Lists 

2 and 3 - inch 

4 - inch 

107-B01 107-B02 

 

SAFETY DATA 

 

This is a SAFETY ALERT SYMBOL. 

When you see this symbol on the product, or in 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 special instructions which are very 

important and must be followed. 

 
 

NOTICE: 

 

Blackmer Pumps

 MUST

 only be installed in systems, 

which have been designed by qualified engineering 
personnel.  The system 

MUST

 conform to all applicable 

local and national regulations and safety standards. 
 
This manual is intended to assist in the installation and 
operation of the Blackmer power pumps, and 

MUST

 be 

kept with the pump. 
 
Pump service shall be performed by qualified technicians 

ONLY

.  Service shall conform to all applicable local and 

national regulations and safety standards. 
 
Thoroughly review this manual, all instructions and hazard 
warnings, 

BEFORE

 performing any work on the pump. 

 
Maintain 

ALL

 system and pump operation and hazard 

warning decals. 

 
 

Summary of Contents for XL2B

Page 1: ... inch 107 B01 107 B02 SAFETY DATA This is a SAFETY ALERT SYMBOL When you see this symbol on the product or in 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 ma...

Page 2: ...ference If replacement parts are needed or if information pertaining to the pump is required this data must be furnished to a Blackmer representative TECHNICAL DATA 2 3 inch 4 inch Maximum Pump Speed 780RPM 640 RPM Maximum Operating Temperature 240 F 115 C Maximum Differential Pressure 150 psi 10 3 Bar Maximum Working Pressure 350 psi 24 1 Bar Technical Data is for standard materials of constructi...

Page 3: ...t elevated temperature provisions should be made to compensate for expansion and contraction of the pipes especially when long pipe lines are necessary Steel pipe expands approximately 3 4 1 9 cm per 100 feet 30 49 m per 100 F 37 8 C rise in temperature PUMP MOUNTING A solid foundation reduces noise and vibration and will improve pump performance On permanent installations it is recommended the pu...

Page 4: ...ry death or major property damage Hazardous pressure can cause personal injury or property damage Failure to relieve system pressure prior to performing pump service or maintenance can cause personal injury or property damage Hazardous pressure can cause personal injury or property damage Pumps operating against a closed valve can cause system failure personal injury and property damage Hazardous ...

Page 5: ... within the expected conditions Record pressures in the Initial Start Up Information section 3 Check for leakage from the piping and equipment 4 Check for overheating excessive noise or vibration of the pump reducer and motor 5 Check the flow rate to ensure the pump is operating within the expected parameters Record flow rate in the Initial Start Up Information section 6 Check the pressure setting...

Page 6: ...sure control valve XL series pumps are fitted with an internal pressure relief valve that bypasses back to the suction side of the pump Pumping volatile liquids under suction lift may cause cavitation Partial closing of the discharge valve WILL result in internal relief valve chatter and is NOT recommended For these applications install an external system pressure control valve and any necessary b...

Page 7: ... avoid possible entanglement in moving parts do not lubricate pump bearings gear reducer or any other parts while the pump is running NOTICE If pumps are repainted in the field ensure that the grease relief fittings 76A are functioning properly after painting Do NOT paint them closed Remove any excess paint from the fittings Pump bearings should be lubricated every one to twelve weeks AT MINIMUM d...

Page 8: ...or damage and replace as required c Repeat steps a and b on the opposite shaft end 6 Remove the head capscrews 21 Gently pry the head away from the casing using two large screwdrivers The head O ring should come off with the head assembly 7 Slide the head and O ring off the shaft The bearing 24 mechanical seal stationary seat and stationary O ring 153A 153D will come off with the head assembly a O...

Page 9: ...bottom vanes and push rods are installed carefully insert the non driven end of rotor and shaft into the casing d Install the remaining vanes into the top positions of the rotor 7 DISC 2 and 3 inch Models Install the disc 71 on the inboard side of the pump with the seal cavity facing outward and the disc relief hole located as shown in Figure 6 Figure 6 Disc Relief Hole Location 2 and 3 inch Model...

Page 10: ...he head capscrews to 30 lbs ft 40 7 Nm alternating between one side of the head and the other Frequently check that the shaft still turns freely If tight loosen the capscrews and repeat the procedure If the shaft continues to bind check for grease or dirt on the mechanical seal faces Figure 9 Locknut Assembly 20 LOCKNUT ADJUSTMENT It is important that the bearing locknuts 24A and lockwashers 24B b...

Page 11: ...uide 7 against the valve c Attach a new relief valve O ring 10 and the valve cover 4 on the cylinder d Screw the relief valve adjusting screw 2 with locknut 3 into the valve cover 4 until it makes contact with the spring guide 7 e After the relief valve has been adjusted tighten the Locknut 3 and install the relief valve cap 1 and O ring 88 NOTICE The relief valve setting MUST be tested and adjust...

Page 12: ...otor and brake windings to verify the integrity of the winding insulation and inspect all terminal box openings and wire connection areas to verify that all components are dry and free of corrosion Long Term Storage By taking special precautions problems such as seal leakage and reducer failure due to the lack of lubrication improper lubrication quantity or contamination can be avoided The followi...

Page 13: ...alphaolefin Oil FG Food Grade Oil NOTICE The Ambient Temperature is intended to be an operation guideline based upon the typical properties of all the lubricant The viscosity and other properties of the lubricant change based upon load speed ambient conditions and reducer operating temperatures The user should consult with their lubrication supplier NORD gear before considering changes in oil type...

Page 14: ...Liquids that set up when inactive OVERHEATING Probable Cause Corrective Action Continual full bypassing of the liquid Adjust the relief valve such that the pump will not bypass during normal operation WARNING Internal bypassing of liquid elevates the liquid temperature The internal bypass valve should only be used for brief periods and at differential pressures below 125 psi For extended periods o...

Page 15: ...rn vanes discs or rotor Bearing Worn or Damaged Loose or improperly installed piping Misalignment of pump and driver or bent shaft Pump base not properly mounted Insufficient Oil in the Gear Reducer POOR OR NO PRIMING Probable Cause Air leaks in the suction line Valve partially closed or other restriction in the suction line Damaged or worn pump parts Too much lift for the vapor pressure of the fl...

Page 16: ...cked cut or twisted Shaft at seal area damaged worn or dirty Excessive cavitation Mechanical seal faces cracked scratched pitted or dirty Ball bearings overgreased MOTOR OVERLOAD Probable Cause Horsepower of motor not sufficient for application Improper wire size wiring and or voltage to motor Misalignment in pump drive system Bearing locknuts adjusted improperly Excessive viscosity pressure or sp...

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