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BLACKMER POWER PUMPS
INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS
MODELS: NP1.5B, NP2F, NP2.5F, NP3F, NP4F,
NPH2F, NPH2.5F, NPH3F, NPH4F
TABLE OF CONTENTS
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
NPH2
NPH2.5
103-A12
103-A13
Page
1 - 2
2
2
3
3
3
4
4
4
4
4
5
5
5
6
6
6
7
7
7
8
8
10
11
NP3
NP4
103-A04
103-A05
NPH3
NPH4
103-A14
103-A06
960052
INSTRUCTIONS 103-A00
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.
Section
103
Effective
Oct 2015
Replaces
Oct 2012
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Related Manuals for BLACKMER NPH2F
Summary of Contents for BLACKMER NPH2F
-
Page 1: Table Of Contents
Lubrication Vane Replacement This manual is intended to assist in the installation and Pump Disassembly operation of the Blackmer NP Series pumps, and MUST Pump Assembly be kept with the pump. TROUBLE SHOOTING AFFF PUMPS Pump service shall be performed by qualified technicians ONLY. -
Page 2: Pump Data
If replacement parts are needed, or if information pertaining to the pump is required, this data must be furnished to a Blackmer representative. TABLE 1 – TECHNICAL DATA INITIAL PUMP START UP INFORMATION 1.5”, 2”, 2.5”, 3”... -
Page 3: Installation
INSTALLATION NOTICE: ALL piping and fittings MUST be properly supported to Blackmer pumps must only be installed in systems prevent any piping loads from being placed on the designed by qualified engineering personnel. System pump. design must conform with all applicable regulations and Check alignment of pipes to pump to avoid strains codes and provide warning of all system hazards. -
Page 4: Coupling Alignment
INSTALLATION COUPLING ALIGNMENT HEATING HEADS / JACKETS The pump must be directly coupled to a gear and/or driver NOTICE: with a flexible coupling. Verify coupling alignment after Maximum recommended heating jacket steam pressure installation of new or rebuilt pumps. Both angular and parallel is 150 PSI (10.3 bar). -
Page 5: Operation
Installation, Operation and Instruction Manual. performance level. NOTICE: Blackmer gear reducers are not lubricated at the factory. Oil must be added before initial pump start up. Check the entire pumping system to verify that the proper inlet and discharge valves are fully open, and that the drain valves and other auxiliary valves are closed. -
Page 6: Flushing The Pump
R/V cap. differential pressure of the pump (see table 1). Refer to the individual Blackmer pump parts lists for various spring pressure ranges. Unless specified otherwise, pumps are supplied from the factory with the relief valve adjusted to the mid-point of the spring range. -
Page 7: Maintenance
Sleeve bearings (bushings) are lubricated by the liquid being maintenance can cause personal injury pumped. Additional lubrication is not required. or property damage. IF EQUIPPED: Blackmer gear reducers are shipped from Hazardous pressure can cause personal the factory without oil in the gearcase. Fill with the grade of injury or property oil indicated on the reducer tag. -
Page 8: Pump Disassembly
MAINTENANCE PUMP DISASSEMBLY 2. Reassemble the OUTBOARD side of the pump first: NOTICE: For a CLOCKWISE rotation pump, position the pump Follow all hazard warnings and instructions provided in cylinder with the INTAKE port to the left. the “Maintenance” section of this manual. ... - Page 9 MAINTENANCE While the liquid is being pumped, check for leakage from the stuffing box. If necessary, STOP the pump and uniformly tighten the packing follower stud nuts (18) 1/4 turn at a time to reduce leakage. Restart the pump and check the stuffing box temperature several minutes after each adjustment for signs of overheating.
-
Page 10: Trouble Shooting
PUMP 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. Suction valve closed. 3. Air leaks in the suction line. 4. -
Page 11: Afff Pumps
Do not operate the pump against a closed discharge. NOTICE: Blackmer NP pumps are not approved for use in systems An electrical time clock is recommended to record where automatic system pressure balance exceeds 200 elapsed operating time. - Page 12 Accessories Dispensing, Transfer, In-line 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. Telephone: (616) 241-1611 • Fax: (616) 241-3752 E-mail: blackmer@blackmer.com • Internet Address: www .blackmer.com...
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