BLACKMER POWER PUMPS
960255
INSTRUCTIONS NO. 104-A00
INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS
Section
Effective
Replaces
104
May 2010
Oct 2007
MODELS: SNP1.25, SNP1.5, SNP2, SNP2.5, SNP3A
SNPJ1.25 *, SNPJ1.5 *, SNPJ2 *, SNPJ2.5 *
TABLE OF CONTENTS Page
PUMP DATA
Technical Data ......................................................2
Initial Pump Start Up Information...........................2
INSTALLATION
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
OPERATION
Pre-Start Up Check List.........................................5
Start Up Procedures..............................................5
Running the Pump in Reverse Rotation ................6
Flushing the Pump ................................................6
Pump Relief Valve.................................................7
Relief Valve Setting and Adjustment .....................7
MAINTENANCE
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.
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 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.
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