Dover PSG Blackmer LGL154A Installation, Operation And Maintenance Instructions Download Page 1

BLACKMER LIQUEFIED GAS PUMPS 

960437

 

INSTRUCTIONS NO. 501-K00 

INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS 

MODELS: LGL154A, LGL156A, LGL158B

 

Section 

Effective 

Replaces 

501 

Jan 2014 

July 2013 

And Discontinued LGL158A 

 

Patent Protected by U.S. Patent 6030191 and Related Foreign Patents.

 

 

 

 

 

TABLE OF CONTENTS 

Page 

SAFETY DATA

 

PUMP DATA

 

 

Technical Data 

 

Initial Start Up Information 

INSTALLATION AND OPERATION

 

 

Pre-Installation Cleaning 

 

Location and Piping 

 

Pump Mounting 

 

Coupling Alignment 

 

Internal Pump Relief Valve and Bypass Valve 

 

Pump Rotation 

 

To Reverse Pump Rotation 

 

Underground Tank Applications 

 

Pre-Start Up Check List 

 

Start Up Procedures 

MAINTENANCE

 

 

Torque Table 

 

Strainers 

 

Lubrication 

 

Vane Replacement 

 

Pump Disassembly 

 

Parts Replacement 

 

Pump Assembly 

TROUBLESHOOTING

 

11 

 

NOTE

:  Numbers  in  parentheses  following  individual  parts 

indicate reference numbers on Blackmer Parts List 501-K01. 

 

Blackmer  pump  manuals  and  parts  lists  may  be  obtained  from 

Blackmer's  website  (www.blackmer.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 

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 liquefied gas 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  liquefied  gas  pumps,  and 

MUST be kept with the pump. 
Blackmer liquefied gas 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 

Blackmer liquefied gas pumps. 
Maintain  ALL  system  and  Blackmer  liquefied  gas  pump 

operation and hazard warning decals. 
 

 

 

Discontinued Models - Parts availability may be limited (July 2014)

_1401

Summary of Contents for PSG Blackmer LGL154A

Page 1: ...ee 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 pro...

Page 2: ...ath Hazardous or toxic fluids can cause serious injury Do not operate without guard in place 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 pu...

Page 3: ...at least four times the area of the intake piping Strainers must be cleaned regularly to avoid pump starvation Strainers are optional when pumping from underground tanks 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 manufacture...

Page 4: ...pe the bypass valve back to the intake line The setting on the external bypass valve should be at least 25 PSI 1 7 bar lower than the internal pump relief valve setting The valve and piping must be of adequate size to accommodate the full flow from the pump when the discharge line is closed The non adjustable pump internal relief valve is factory set at approximately 225 PSI 15 5 bar A Blackmer Mo...

Page 5: ...Install the pump directly over the tank and as close to the ground as possible Minimize the Number of Fittings Every fitting valve and piece of straight piping causes a pressure drop and adds to the startup vapor volume Use a minimum number of fittings on the inlet side of the pump Eliminate all possible elbows in the inlet piping by moving the pump so that they will not be necessary Size the inle...

Page 6: ...t reverse rotation of motor START UP PROCEDURES NOTICE Consult the Troubleshooting section of this manual if difficulties during start up are experienced 1 Start the motor Priming should occur within one minute 2 Check the pressure gauges to ensure the system is operating within expected parameters Record the gauge readings in the Initial Start Up Information section of this manual for future refe...

Page 7: ... Capscrews Ft lbs 20 N m 27 Bearing Cap Capcrews 28 Ft lbs 20 N m 27 STRAINERS Strainers must be cleaned regularly to avoid pump starvation Schedule will depend upon the application and conditions LUBRICATION NOTICE To avoid possible entanglement in moving parts do not lubricate pump bearings hydraulic adapter coupling or any other parts while pump is running NOTICE If pumps are repainted in the f...

Page 8: ...otating seal assembly consisting of seal jacket 153C rotating seal face and rotating O ring 153B 153E from the shaft Remove and discard the rotating O ring 153E 5 Carefully remove the disc 71 6 If present remove seal spacer ring 159 from shaft 7 Clean inboard end of pump shaft thoroughly making sure the shaft is free of nicks and burrs This will prevent damage to the mechanical seal and grease sea...

Page 9: ...de of head with spring and lip side facing inside of head 8 Install bearing spring 24C in inboard head 20 9 Install outer race of bearing 24 into bearing pocket in inboard head 20 10 Install grease seal 104A into bearing pocket of head with open side toward bearing and flat side facing outward Gently push or tap the grease seal until flat face of grease seal is about 1 8 4 mm past the larger diame...

Page 10: ...seat Center the head on the pump casing 12 Install and uniformly tighten all six head capscrews 21 and torque per Torque Table 1 30 Turn the pump casing around and remove the inboard head 20 previously installed 31 If used install the seal spacer 159 mechanical seal 153 O ring 72 and inboard head 20 as instructed in steps 21 through 29 32 Install bearing cap 27 in outboard head 23 without capscrew...

Page 11: ...ed discharge line 3 Pump not securely mounted 4 Improper drive line truck mounted pumps See Pump Drive 5 Misalignment of pump reducer or motor base mounted pumps 6 Bearings worn or damaged 7 Vibration from improperly anchored piping 8 Bent shaft or drive coupling misaligned 9 Excessively worn rotor 10 Malfunctioning valve in the system 11 Relief valve setting too low 12 Liner installed backwards 1...

Page 12: ... 215 GPM HXL 6 8 10 Sliding Vane Pumps 130 to 2 220 GPM Refineries Terminals Barges Ships Reciprocating Gas Compressors Liquefied Gas Transfer Boosting Vapor Recovery Hand Operated Pumps Dispensing Transfer In line Accessories Gear Reducers Bypass Valves Strainers Visit www blackmer com for complete information on all Blackmer products 1809 Century Avenue Grand Rapids Michigan 49503 1530 U S A Tel...

Reviews: