BLACKMER LGL2E Installation, Operation And Maintenance Instructions Download Page 2

 

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SAFETY DATA 

 

Failure to set the vehicle emergency 
brake and chock wheels before 
performing service can cause severe 
personal injury or property damage 

 

 

Failure to disconnect and lockout 
electrical power before attempting 
maintenance can cause shock, burns or 
death 

 

 

 

Hazardous 

machinery can 

cause serious 

personal injury. 

 

Hazardous voltage. 

Can shock, burn or 

cause death. 

 

 

 

 

 

 

Failure to disconnect and lockout 
electrical power or engine drive before 
attempting maintenance can cause 
severe personal injury or death 

 

 

Operation without guards in place can 
cause serious personal injury, major 
property damage, or death. 

 

 

 

Hazardous 

machinery can 

cause serious 

personal injury. 

 

Do not operate 

without guard  

in place 

 

 

 

 

 

 

Disconnecting fluid or pressure 
containment components during pump 
operation can cause serious personal 
injury or property damage.

 

 

 

Failure to relieve system pressure prior to 
performing pump service can cause 
serious personal injury or property 

damage.

  

Systems with meters will still be 

pressurized even after the hose is emptied

 

 

 

 

Hazardous pressure 

can cause serious 

personal injury or 

property damage 

 

Hazardous pressure 

can cause serious 

personal injury or 

property damage

 

 

 

 

 

 

 

If pumping hazardous or toxic fluids, 
system must be flushed and 
decontaminated, inside and out, prior to 
performing service or maintenance 

 

 

 

 

 

 

Hazardous or toxic 

fluids can cause 

serious injury. 

 

 
 
 

 

 

 

 

 

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 
information pertaining to the pump is required, this data must be furnished to a Blackmer representative. 

 

TECHNICAL DATA 

Models 

LGLD2E 

LGL2E 

LGLD3F 

LGL3F 

Torque required  
@100 psi (6.9 bar) 

48 lbs  ft 

(65 Nm) 

89 lbs  ft 

(121 Nm) 

Maximum Pump Speed @  
Max. Differential Press. 

640 RPM 

800 RPM* 

Maximum Differential Pressure 

125 psi 

(8.62 Bar) 

Maximum Operating 
Temperature 

240°F 

(115°C) 

Maximum Working Pressure 

350 PSI 

(24.1 Bar) 

* LGLD3E and LGL3E are rated at 640 RPM maximum. 

 

Technical Data is for standard materials of construction.  
Consult Blackmer Material Specs for optional materials 
of construction. 

 

These pumps are listed by Underwriters’ Laboratories 
for liquefied petroleum gas and NH

3

 service. 

INITIAL PUMP START UP INFORMATION 

Model No.: ____________________________________ 

Serial No.:  ____________________________________ 

ID No.:  _______________________________________ 

Date of Installation: _____________________________ 

Inlet Gauge Reading: ____________________________ 

Discharge Gauge Reading: _______________________ 

Flow Rate: _____________________________________

 

 

Summary of Contents for LGL2E

Page 1: ...er com or by contacting Blackmer Customer Service 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 a...

Page 2: ...d decontaminated inside and out prior to performing service or maintenance Hazardous or toxic fluids can cause serious injury PUMP DATA PUMP IDENTIFICATION A pump Identification tag containing the pum...

Page 3: ...intake port on the pump Slope the pipe downward to the pump and do not install any upward loops Minimize the number of intake line fittings and eliminate restrictions such as sharp bends globe valves...

Page 4: ...added starting torque can damage the pump and related equipment PUMP ROTATION NOTICE Confirm correct pump rotation by checking the pump rotation arrows respective to pump driver rotation Blackmer LGL...

Page 5: ...152C G 5 Measure the span length as shown in Figure 6 6 Adjust the motor base 183 and apply a specified force see Table 1 against the belt at the center of the span so that the belt is deflected 1 64...

Page 6: ...osed valve can cause system failure personal injury and property damage Hazardous pressure can cause personal injury or property damage LGLD TRUCK MOUNTED PUMPS Failure to set the vehicle emergency br...

Page 7: ...alve is a Lever Operated Pull the control knob all the way out Manually check the lever under the truck to see that it is in the completely OPEN position b Discharge Pressure Operated Keep the dischar...

Page 8: ...essure can cause personal injury or property damage Hazardous or toxic fluids can cause serious injury NOTICE Maintenance shall be performed by qualified technicians only following the appropriate pro...

Page 9: ...and 24B a Bend up the engaged lockwasher tang and rotate the locknut 24A counterclockwise to remove it from the shaft b Slide the lockwasher 24B off the shaft Inspect the lockwasher for damage and re...

Page 10: ...Insert the new vanes into the rotor slots with the rounded edges outward and the vane relief grooves facing TOWARDS the direction of rotation See Figure 8 c After the bottom vanes and push rods are in...

Page 11: ...ed by hand g To check adjustment 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 a...

Page 12: ...kes 4 Pump driver driveline drive shaft misalignment Excessively worn vanes or vane slots Mechanical Seal Leakage 1 O rings not compatible with the liquids pumped 2 O rings nicked cut or twisted 3 Sha...

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