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BLACKMER POWER PUMPS 

960052

 

INSTRUCTIONS 103-A00 

INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS

 

Section 

Effective 

Replaces 

103 

Oct 2012 

Oct 2011 

MODELS: NP1.5B, NP2F, NP2.5F, NP3F, NP4F,

 

NPH4F 

 

 

 

 

 

TABLE OF CONTENTS 

Page 

PUMP DATA

 

 

Safety Data 

1 - 2 

 

Technical Data 

 

Initial Pump Start Up Information 

INSTALLATION

 

 

Pre-Installation Cleaning 

 

Location and Piping 

 

Mounting 

 

Coupling Alignment 

 

Pump Rotation 

 

Heating Heads / Jackets 

 

Heating Heads / Electric 

 

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 

Strainers 

Lubrication 

Vane Replacement 

Pump Disassembly 

Pump Assembly 

TROUBLE SHOOTING

 

10 

AFFF PUMPS 

11

 

 

 

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. 

NP1.5 

NP2 

NP2.5 

103-A01 

103-A02 

103-A03 

NP3 

NP4 

NPH4 

103-A04 

103-A05 

103-A06 

 

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  NP  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. 

 

Summary of Contents for NP1.5B

Page 1: ...NP3 NP4 NPH4 103 A04 103 A05 103 A06 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...

Page 2: ...ailure to stop the pump before adjusting the shaft packing can cause severe personal injury Hazardous machinery can cause severe personal injury PUMP DATA PUMP IDENTIFICATION A pump Identification tag...

Page 3: ...times the area of the intake piping For viscosities greater than 1 000 SSU 200 cP consult the strainer manufacturer instructions Strainers must be cleaned regularly to avoid pump starvation 4 The int...

Page 4: ...mp driver rotation TO CHANGE PUMP ROTATION To reverse rotation the pump must be disassembled then reassembled with the shaft on the opposite side of the pump See the Maintenance section for instructio...

Page 5: ...arge conditions after pump start up 6 Check the wiring of the motor and briefly turn on the power to make sure that the pump rotates in the direction of the rotation arrow START UP PROCEDURES NOTICE C...

Page 6: ...discharge valve The pump relief valve must be set higher than the system pressure control valve but must not exceed the maximum differential pressure of the pump see table 1 RELIEF VALVE SETTING AND...

Page 7: ...NTENANCE 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 par...

Page 8: ...ngs bushings a Using an appropriately sized arbor press remove the old bearing from the head b To aid installation and prevent bearing damage heat the head in an oven at 200oF 93oC before installing t...

Page 9: ...nd uniformly tighten the packing follower stud nuts 18 1 4 turn at a time to reduce leakage b Restart the pump and check the stuffing box temperature several minutes after each adjustment for signs of...

Page 10: ...st for the viscosity or volatility of the liquid c Pump too far from fluid source 2 Running the pump for extended periods with a closed discharge line 3 Misalignment of the pump 4 Baseplate not secure...

Page 11: ...Working Pressure 220 psi 15 17 Bar 195 psi 13 44 Bar LOCATION AND PIPING NOTICE A system pressure control device in addition to the pump relief valve is required OPERATION NOTICE The pump must be tes...

Page 12: ...ess Marine Magnetic Drive Pumps Stainless Steel 14 to 215 GPM Abaque Peristaltic Hose Pumps 0 1 to 210 GPM High Lift Solids Abrasives Reciprocating Gas Compressors Liquefied Gas Transfer B oosting Vap...

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