BLACKMER SGLD4A Instructions Manual
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BLACKMER SGLD4A Instructions Manual

Liquefied gas pumps
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BLACKMER LIQUEFIED GAS PUMPS
FOR LIQUEFIED GAS SERVICE TRUCK AND BASE MOUNTED
INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS
Aug 2007: SGLD4A discontinued
MODELS: SGLD2, SGLD3
Discontinued Models: SGLD4A, SGLD4

TABLE OF CONTENTS

SAFETY DATA.....................................................................1
Pump Identification.....................................................2
Technical Data ...........................................................2
Initial Pump Start Up Information ...............................2
Welded Connections ..................................................3
Pre-Installation Cleaning ............................................3
Location and Piping....................................................3
Pump Relief Valve and Bypass Valve ........................4
Relief Valve Setting and Adjustment ..........................4
Check Valves .............................................................4
Pump Rotation ...........................................................4
Pump Mounting ..........................................................5
Coupling Alignment ....................................................5
V-Belt Drive ................................................................5
V-Belt Disassembly ....................................................6
Pre-Start Up Check List .............................................6
Start Up Procedures...................................................6
Truck Mounting ..........................................................7
Pump Drive ................................................................7
Hydraulic Drive...........................................................7
Pre-Start Up Check List .............................................8
Start Up Procedures...................................................8
Pump Speed ..............................................................8
Strainers.....................................................................9
Lubrication..................................................................9
Vane Replacement...................................................10
Pump Disassembly ..................................................10
Pump Assembly .......................................................11
TROUBLE SHOOTING ......................................................14
NOTE: Numbers in parentheses following individual parts
indicate reference numbers on Blackmer Parts Lists 801-B01
and 801-B02.
Blackmer pump manuals and parts lists may be obtained from
Blackmer's website (www.blackmer.com) or by contacting
Blackmer Customer Service.
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.
Page
Warns of hazards that CAN cause serious personal injury,
death or major property damage.
Warns of hazards that CAN cause personal injury
Indicates special instructions which are very
important and must be followed.
Blackmer
liquefied gas
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
and MUST be kept with the pump.
Blackmer
liquefied
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
Maintain ALL system and Blackmer liquefied gas
pump operation and hazard warning decals.
964425
INSTRUCTIONS NO. 801-B00_apr05
Section
801
Effective
April 2005
Replaces
Feb 2002

SAFETY DATA

or property damage.
NOTICE:
NOTICE:
pumps MUST only be installed
liquefied gas
pump service shall be
gas
pumps.
liquefied gas
pumps,

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Summary of Contents for BLACKMER SGLD4A

  • Page 1: Table Of Contents

    Blackmer Parts Lists 801-B01 Maintain ALL system and Blackmer liquefied gas and 801-B02. pump operation and hazard warning decals. Blackmer pump manuals and parts lists may be obtained from Blackmer's website (www.blackmer.com) or by contacting Blackmer Customer Service.

  • Page 2: Pump Data

    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...

  • Page 3: General Installation And Operation

    GENERAL INSTALLATION AND OPERATION NOTICE: LOCATION AND PIPING BLACKMER PUMPS MUST ONLY BE INSTALLED IN Pump life and performance will be significantly reduced when SYSTEMS DESIGNED BY QUALIFIED ENGINEERING installed in an improperly designed system. Before starting PERSONNEL. SYSTEM DESIGN MUST CONFORM WITH...

  • Page 4: Pump Relief Valve And Bypass Valve

    The relief valve pressure setting is marked on a metal tag attached to the valve cover. Generally, the relief valve should Blackmer SGL pumps have a double ended rotor and shaft, be set at least 15 - 20 psi (1.0 - 1.4 Bar) higher than the enabling them to be driven from either shaft end.

  • Page 5: Motor Driven Pumps

    V-BELT DRIVE or a suitable pump handbook for information on typical pump For installation of Blackmer V-belt units, first mount the pump mounting and foundations. Check coupling alignment after and the motor base to the unit base. Do not fully tighten the pump and base assembly is secured to the foundation.

  • Page 6: V-Belt Disassembly

    The QD hub should slide smoothly off the shaft. If it is tight on the shaft, gently pry it loose with a screwdriver or a small wedge placed in the split part of the flange. Refer to Blackmer V-Belt Parts List and Instructions for V-belt drive and guard part numbers. 801-B00...

  • Page 7: Truck Mounted Pumps

    Hydraulic motors should be well supported with their shafts joint, properly lubricated, must be used on the connecting jack parallel to the pump shaft in all respects. Blackmer provides shaft to prevent end thrust on the pump shaft. It is very an optional close-coupled hydraulic motor adapter.

  • Page 8: Pre-Start Up Check List

    TRUCK MOUNTED PUMPS - INSTALLATION AND OPERATION PRE-START UP CHECK LIST 9. With the discharge valve still closed, momentarily close the manual shut-off valve in the bypass return line to check the 1. Install pressure gauges in the 1/4" NPT ports located on internal pump relief valve.

  • Page 9: Maintenance

    MAINTENANCE FAILURE TO SET THE VEHICLE FAILURE TO DISCONNECT AND EMERGENCY BRAKE AND CHOCK LOCKOUT ELECTRICAL POWER WHEELS BEFORE PERFORMING BEFORE ATTEMPTING MAINTENANCE SERVICE CAN CAUSE SEVERE CAN CAUSE SHOCK, BURNS OR PERSONAL INJURY OR PROPERTY DEATH Hazardous Hazardous voltage. DAMAGE machinery can Can shock, burn or...

  • Page 10: Vane Replacement

    MAINTENANCE 5. To remove locknuts and lockwashers (24A and 24B): VANE REPLACEMENT Bend up the engaged lockwasher tang and rotate NOTICE: the locknut (24A) counterclockwise to remove it from MAINTENANCE SHALL BE PERFORMED BY QUALIFIED the shaft TECHNICIANS ONLY, FOLLOWING THE APPROPRIATE Slide the lockwasher (24B) off the shaft.

  • Page 11: Pump Assembly

    MAINTENANCE PUMP ASSEMBLY Before reassembling the pump, inspect all component parts for wear or damage; replace as required. Wash out the bearing/seal recess of the head and remove any burrs or nicks from the rotor and shaft, and liner. Reassemble the OUTBOARD side of the pump first: Apply a small amount of grease to the liner key (74) to hold the key in place during liner installation.
  • Page 12 “Blackmer” with a soft faced mallet until the correct position is found.
  • Page 13 MAINTENANCE 20. Attach a new bearing cover gasket (26) and the bearing cover (27) to the inboard head (20). Make sure the grease fittings (76) are accessible. Install and torque the bearing cover capscrews (28) to 30 lbs ft (40.7 Nm). 21.

  • Page 14: Troubleshooting

    TROUBLESHOOTING NOTICE: MAINTENANCE SHALL BE PERFORMED BY QUALIFIED TECHNICIANS ONLY, FOLLOWING THE APPROPRIATE PROCEDURES AND WARNINGS AS PRESENTED IN THIS MANUAL. SYMPTOM PROBABLE CAUSE Pump Not Priming 1. Pump not wetted. 2. Worn vanes. 3. Internal control valve closed. 4. Strainer clogged. 5.
  • Page 15 TROUBLESHOOTING … continued SYMPTOM PROBABLE CAUSE Broken Shaft 1. Foreign objects entering the pump. 2. Relief valve not opening. 3. Hydraulic hammer - pressure spikes. 4. Pump/driver, driveline/drive shaft misalignment. 5. Excessively worn vanes or vane slots. Mechanical Seal Leakage 1.
  • Page 16 Visit www.blackmer.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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