BLACKMER SNP3A Installation, Operation And Maintenance Instructions

BLACKMER SNP3A Installation, Operation And Maintenance Instructions

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BLACKMER POWER PUMPS
INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS
MODELS: SNP1.25, SNP1.5, SNP2, SNP2.5, SNP3A
SNPJ1.25 *, SNPJ1.5 *, SNPJ2 *, SNPJ2.5 *

TABLE OF CONTENTS

Technical Data ...................................................... 2
Initial Pump Start Up Information........................... 2
Pre-Installation Cleaning ....................................... 3
Location and Piping............................................... 3
Pump Mounting ..................................................... 4
Coupling Alignment ............................................... 4
Pump Rotation....................................................... 4
To Change Pump Rotation.................................... 4
Check Valves ........................................................ 4
Jacketed Heads..................................................... 4
Pre-Start Up Check List......................................... 5
Start Up Procedures.............................................. 5
Flushing the Pump ................................................ 6
Pump Relief Valve................................................. 7
Relief Valve Setting and Adjustment ..................... 7
Strainers................................................................... 8
Lubrication................................................................ 8
Vane Replacement................................................... 8
Pump Disassembly .................................................. 9
Parts Replacement................................................... 9
Pump Assembly ..................................................... 11
TROUBLE SHOOTING ................................................. 13
* Effective Jan 2006, jackets are considered an option and
no longer change the model number.
NOTE: Numbers in parentheses following individual parts
indicate reference numbers on Blackmer Parts List No.
104-A01, 104-A02, 104-A03 and 104-A04.
Blackmer pump manuals and parts lists may be obtained
from Blackmer's website (www.blackmer.com) or by
contacting Blackmer Customer Service.
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,
Warns of hazards that CAN cause serious personal injury,
Page
Warns of hazards that CAN cause personal injury
Indicates special instructions which are very
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 SNP / SNPJ Series 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.
960255
INSTRUCTIONS NO. 104-A00
Section
Effective
Replaces
SAFETY DATA
This is a SAFETY ALERT SYMBOL.
death or major property damage.
death or major property damage.
or property damage.
NOTICE:
important and must be followed.
NOTICE:
104
May 2010
Oct 2007

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Summarization of Contents

SAFETY DATA
DANGER
Warns of hazards causing serious personal injury, death, or major property damage.
WARNING
Warns of hazards that can cause serious personal injury, death, or major property damage.
CAUTION
Warns of hazards that can cause personal injury or property damage.
NOTICE
Indicates special instructions that are very important and must be followed.
PUMP DATA
TECHNICAL DATA
Provides specifications for different Blackmer SNP/SNPJ pump models.
INITIAL PUMP START UP INFORMATION
Fields to record pump identification and initial operating data.
INSTALLATION
LOCATION AND PIPING
Suggestions for optimal pump placement and system piping design.
PRE-INSTALLATION CLEANING
Instructions for cleaning new pumps and intake systems to prevent damage.
PUMP MOUNTING
Guidance on securing the pump to a foundation for stability and performance.
COUPLING ALIGNMENT
Procedures for ensuring proper alignment between pump and driver shafts.
PUMP ROTATION
How to determine and confirm correct pump rotation direction.
CHECK VALVES
Recommendations regarding the use of check valves with these pumps.
OPTIONAL JACKETED HEADS
Information on circulating hot oil or steam through jacketed heads.
OPERATION
PRE-START UP CHECK LIST
Essential checks before starting the pump to ensure safe operation.
START UP PROCEDURES
Step-by-step instructions for safely starting the pump.
RUNNING THE PUMP IN REVERSE ROTATION
Guidelines for operating the pump in reverse rotation for maintenance.
FLUSHING THE PUMP
Procedures for flushing the pump with cleaning fluid.
PUMP RELIEF VALVE
Explanation of the pump's relief valve function and types.
RELIEF VALVE SETTING AND ADJUSTMENT
Steps for setting and adjusting the relief valve pressure.
MAINTENANCE
SCHEDULED MAINTENANCE
Routine maintenance tasks for pump longevity.
STRAINERS
Importance of keeping strainers clean to prevent pump starvation.
LUBRICATION
Lubrication requirements for the pump and gear reducer.
VANE REPLACEMENT
Step-by-step instructions for replacing pump vanes.
PUMP DISASSEMBLY
Detailed instructions for disassembling the pump.
PUMPS EQUIPPED WITH BLACKMER TRIPLE-LIP SEAL OR A COMMERCIAL MECHANICAL SEAL
Specific disassembly steps for pumps with these seals.
PARTS REPLACEMENT
Guidance on replacing O-rings, seals, bearings, and discs.
SLEEVE BEARINGS (Bushings)
Procedures for installing new sleeve bearings (bushings).
CYLINDER BORE
Inspection and cleaning of the cylinder bore for smoothness.
PUMP ASSEMBLY
Instructions for reassembling the pump after maintenance.
ROTOR AND SHAFT
Steps for installing the rotor and shaft with vanes.
PACKING AND PACKING FOLLOWER
Procedures for installing new packing rings and follower.
PACKING ADJUSTMENT
How to properly adjust pump packing to prevent overheating.
BLACKMER TRIPLE-LIP SEAL
Reference to separate literature for triple-lip seal installation.
COMMERCIAL MECHANICAL SEAL
Reference to separate literature for mechanical seal installation.
SHAFT SUPPORT BEARING
Installation procedure for the shaft support bearing on SNP3A models.
RELIEF VALVE ASSEMBLY
Steps for installing the relief valve assembly.
TROUBLESHOOTING
LEAKAGE
Common causes and corrective actions for pump leakage.
SHAFT BINDING
Identifies causes and solutions for shaft binding issues.
OVERHEATING
Addresses causes and solutions for pump overheating.
LOW DELIVERY RATE
Diagnoses and corrects issues leading to reduced pump output.
EXCESSIVE NOISE AND VIBRATION
Troubleshooting guide for noise and vibration problems.
POOR OR NO PRIMING
Identifies causes and solutions for priming failures.
DAMAGED VANES
Common causes for vane damage and their solutions.
BROKEN SHAFT
Probable causes and corrective actions for a broken pump shaft.
SEAL LEAKAGE
Troubleshooting steps for mechanical seal leakage.
MOTOR OVERLOAD
Identifies causes of motor overload and their remedies.

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