BLACKMER GX2B User Manual

BLACKMER POWER PUMPS
961222
INSTRUCTIONS NO. 101-B00
INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS
MODELS: GX2B, GX2.5B, GX3E, GX4B,
X2B, X2.5B, X3E, X4B, XH2B, XH2.5B, XH3E, XH4B
Section
Effective
Replaces
101
Oct 2015
Jun 2015
TABLE OF CONTENTS Page
PUMP DAT
A
Technical Data .................................................... 2
Initial Pump Start Up Information ........................ 2
INSTALLATION
Pre-Installation Cleaning ..................................... 3
Location and Piping ............................................. 3
Mounting ............................................................. 3
Coupling Alignment ............................................. 4
Gear Reducer Alignment – GX Models ............... 4
Pump Rotation .................................................... 4
To Change Pump Rotation .................................. 4
Check Valves ...................................................... 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 ............................................... 6
Relief Valve Setting and Adjustment ................... 6
PUMP MAINTENANCE
Lubrication ............................................................. 7
Strainers ................................................................. 7
Vane Replacement ................................................. 8
Pump Disassembly ................................................ 8
Parts Replacement ................................................. 8
Pump Assembly ..................................................... 9
GEAR REDUCER MAINTENANCE
Gear Reducer Lubrication .................................... 11
Oil Seal Replacement .......................................... 12
Gear Reducer Disassembly ................................. 12
Gear Reducer Assembly ...................................... 12
PUMP TROUBLE SHOOTING .................................... 13
GEAR REDUCER TROUBLE SHOOTING .................. 14
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.
PUMP PUMP PARTS LIST
MODEL 2” 2.5” 3” 4”
GX
101-B01 101-B02 101-B03 101-B04
X
101-B05 101-B06 101-B07 101-B08
XH
101-B15 101-B16 101-B17 101-B18
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 power 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.

BLACKMER GX2B Specifications

General

Brand	BLACKMER
Model	GX2B
Category	Power Pump
Language	English

Summary

Safety Data and Warnings

Safety Alert Symbol and Signal Words

Explains the meaning of safety alert symbols and signal words used in the manual.

System Design and Qualifications

Emphasizes that systems must be designed by qualified personnel and conform to regulations.

General Safety Warnings

Covers hazards related to electrical power, fluids, pressure, and operating without guards.

Pump Identification and Data

Describes the pump identification tag and the recording of pump data for reference.

Installation Procedures

Electrical Installation and Safety

Details requirements for electrical installation, grounding, and disconnect switches.

Pre-Installation Cleaning

Advises on cleaning the pump and system before installation to prevent damage.

Location and Piping Guidelines

Guides on pump placement, inlet piping, strainers, air leaks, expansion joints, and pressure gauges.

Coupling Alignment Procedures

Details procedures for ensuring correct parallel and angular alignment of pump and driver shafts.

Pump Rotation and Gear Reducer Alignment

Guides on identifying pump rotation and aligning GX model gear reducers.

Operation and Performance

Pre-Start Up Checklist

Outlines essential checks and verifications before initiating pump operation.

Start Up Procedures

Provides step-by-step instructions for starting the pump and performing initial operational checks.

Pump Relief Valve Function

Clarifies the purpose of the internal relief valve and its limitations as a system control.

Relief Valve Setting and Adjustment

Explains how to adjust the pump's internal relief valve pressure setting for protection.

Flushing and Reverse Rotation Operation

Details flushing procedures and guidelines for operating the pump in reverse rotation.

Maintenance and Component Service

Scheduled Maintenance Overview

Introduces the schedule and importance of planned maintenance for pump longevity.

Pump Lubrication

Provides instructions for lubricating pump bearings, including grease type and frequency.

Strainer Cleaning

Emphasizes the need for regular cleaning of strainers to prevent pump starvation.

Vane Replacement Procedure

Details the steps for removing and installing new vanes in the pump.

Pump Disassembly Guide

Outlines the procedure for disassembling the pump, including specific steps for GX and X/XH models.

Parts Replacement Guidance

Advises on replacing O-rings and addresses potential mechanical seal issues.

Pump Assembly Procedure

Provides detailed instructions for reassembling the pump after maintenance or repair.

Locknut Adjustment for Specific Models

Explains the critical adjustment procedure for bearing locknuts on specific pump models.

Lock Collar Installation for X4/XH4

Details the installation process for lock collars on X4 and XH4 pump models.

Relief Valve Assembly

Describes the steps involved in assembling the pump's internal relief valve.

Gear Reducer Maintenance

Gear Reducer Lubrication

Covers recommended oil, capacity, and the procedure for lubricating the gear reducer.

Oil Seal Replacement

Details the process for replacing oil seals on the input and output shafts of the gear reducer.

Gear Reducer Disassembly and Assembly

Outlines procedures for disassembling and reassembling the gear reducer, including oil draining and component fitting.

Pump Troubleshooting

Pump Priming and Capacity Issues

Lists common causes for the pump failing to prime or experiencing reduced output.

Noise and Vane Damage

Explains potential causes of pump noise and factors leading to damaged vanes.

Shaft Failure and Seal Leaks

Identifies potential causes for broken shafts and common reasons for mechanical seal leakage.

Gear Reducer Troubleshooting

Gear Reducer Noise and Vibration

Explains potential causes for noise and vibration in the gear reducer, like bearing wear or misalignment.