Bell & Gossett DN0177 User Manual
Serie B35
Installation,
Operation, and
Maintenance Manual
Serie C35
Serie C17
Domestic® Pump Centrifugal Pumps
Series B35, C17, C35
Table of Contents
Introduction and Safety.........................................................................................................................3
Introduction..........................................................................................................................................3
Safety.....................................................................................................................................................3
Safety terminology and symbols....................................................................................................3
User safety.........................................................................................................................................4
Environmental safety........................................................................................................................5
Product warranty.................................................................................................................................6
Transportation and Storage..................................................................................................................7
Inspect the delivery.............................................................................................................................7
Inspect the package.........................................................................................................................7
Inspect the unit..................................................................................................................................7
Lifting....................................................................................................................................................7
Long-term storage...............................................................................................................................7
Product Description...............................................................................................................................8
General description............................................................................................................................8
Operational specifications.................................................................................................................8
Nameplate information.......................................................................................................................9
Table of Contents
Installation.............................................................................................................................................10
Preinstallation....................................................................................................................................10
Pump location guidelines..............................................................................................................10
Piping checklist...............................................................................................................................10
System conditions..........................................................................................................................11
Connect the wiring............................................................................................................................11
Commissioning, Startup, Operation, and Shutdown......................................................................12
Prepare for startup............................................................................................................................12
Start the pump...................................................................................................................................12
Pump operation precautions...........................................................................................................13
Shut down the pump........................................................................................................................13
Maintenance.........................................................................................................................................14
General maintenance guidelines....................................................................................................14
Disassembly.......................................................................................................................................14
Disassembly precautions...............................................................................................................14
Drain the pump...............................................................................................................................15
Disassemble the Series B35 pump..............................................................................................15
Disassemble the Series C17 and C35 pump (except model 609)...........................................16
Disassemble the Series C35 model 609PF.................................................................................17
Reassembly........................................................................................................................................17
Install the mechanical seal (except Series C35 model 609)......................................................17
Install the mechanical seal (Series C35 model 609PF)..............................................................17
Assemble the Series B35 pump...................................................................................................18
Assemble the Series C17 and C35 pump...................................................................................19
Assemble the Series C35 model 609PF pump...........................................................................21
Complete the reassembly.............................................................................................................21
Troubleshooting...................................................................................................................................23
The pump does not start..................................................................................................................23
Pump capacity is reduced................................................................................................................23
Domestic® Pumps Centrifugal Pumps Series B35, C17, C35 Installation, Operation, and Maintenance Manual 1
Table of Contents
The pump makes noise....................................................................................................................24
Dealer servicing.................................................................................................................................24
2 Domestic® Pumps Centrifugal Pumps Series B35, C17, C35 Installation, Operation, and Maintenance Manual
Introduction and Safety
Introduction
Purpose of this manual
The purpose of this manual is to provide necessary information for:
• Installation
• Operation
• Maintenance
CAUTION:
Read this manual carefully before installing and using the product. Improper use of the
product can cause personal injury and damage to property, and may void the warranty.
NOTICE:
Save this manual for future reference, and keep it readily available at the location of the
unit.
Introduction and Safety
Safety
WARNING:
•
The operator must be aware of safety precautions to prevent physical injury.
• Any pressure-containing device can explode, rupture, or discharge its contents if it is
over-pressurized. Take all necessary measures to avoid over-pressurization.
• Operating, installing, or maintaining the unit in any way that is not covered in this manual
could cause death, serious personal injury, or damage to the equipment. This includes
any modification to the equipment or use of parts not provided by Xylem. If there is a
question regarding the intended use of the equipment, please contact a Xylem
representative before proceeding.
• This manual clearly identifies accepted methods for disassembling units. These methods
must be adhered to. Trapped liquid can rapidly expand and result in a violent explosion
and injury. Never apply heat to impellers, propellers, or their retaining devices to aid in
their removal.
• Do not change the service application without the approval of an authorized Xylem
representative.
CAUTION:
You must observe the instructions contained in this manual. Failure to do so could result in
physical injury, damage, or delays.
Safety terminology and symbols
About safety messages
It is extremely important that you read, understand, and follow the safety messages and
regulations carefully before handling the product. They are published to help prevent
these hazards:
• Personal accidents and health problems
• Damage to the product
• Product malfunction
Domestic® Pumps Centrifugal Pumps Series B35, C17, C35 Installation, Operation, and Maintenance Manual 3
Introduction and Safety
Hazard levels
Hazard level Indication
Hazard categories
DANGER:
WARNING:
CAUTION:
NOTICE:
Hazard categories can either fall under hazard levels or let specific symbols replace the
ordinary hazard level symbols.
Electrical hazards are indicated by the following specific symbol:
A hazardous situation which, if not avoided, will result in
death or serious injury
A hazardous situation which, if not avoided, could result
in death or serious injury
A hazardous situation which, if not avoided, could result
in minor or moderate injury
• A potential situation which, if not avoided, could
result in undesirable conditions
A practice not related to personal injury
•
User safety
General safety rules
Safety equipment
Electrical Hazard:
These are examples of other categories that can occur. They fall under the ordinary hazard
levels and may use complementing symbols:
•
Crush hazard
• Cutting hazard
• Arc flash hazard
These safety rules apply:
• Always keep the work area clean.
• Pay attention to the risks presented by gas and vapors in the work area.
• Avoid all electrical dangers. Pay attention to the risks of electric shock or arc flash
hazards.
• Always bear in mind the risk of drowning, electrical accidents, and burn injuries.
Use safety equipment according to the company regulations. Use this safety equipment
within the work area:
• Hard hat
• Safety goggles, preferably with side shields
• Protective shoes
4 Domestic® Pumps Centrifugal Pumps Series B35, C17, C35 Installation, Operation, and Maintenance Manual
• Protective gloves
• Gas mask
• Hearing protection
• First-aid kit
• Safety devices
Electrical connections
Electrical connections must be made by certified electricians in compliance with all
international, national, state, and local regulations. For more information about
requirements, see sections dealing specifically with electrical connections.
Precautions before work
Observe these safety precautions before you work with the product or are in connection
with the product:
• Provide a suitable barrier around the work area, for example, a guard rail.
• Make sure that all safety guards are in place and secure.
• Make sure that you have a clear path of retreat.
• Make sure that the product cannot roll or fall over and injure people or damage
• Make sure that the lifting equipment is in good condition.
• Use a lifting harness, a safety line, and a breathing device as required.
• Allow all system and pump components to cool before you handle them.
• Make sure that the product has been thoroughly cleaned.
• Disconnect and lock out power before you service the pump.
• Check the explosion risk before you weld or use electric hand tools.
Introduction and Safety
NOTICE:
Never operate a unit unless safety devices are installed. Also see specific information
about safety devices in other chapters of this manual.
property.
Environmental safety
The work area
Always keep the station clean to avoid and/or discover emissions.
Waste and emissions regulations
Observe these safety regulations regarding waste and emissions:
• Appropriately dispose of all waste.
• Handle and dispose of the processed liquid in compliance with applicable
environmental regulations.
• Clean up all spills in accordance with safety and environmental procedures.
• Report all environmental emissions to the appropriate authorities.
WARNING:
Do NOT send the product to the Xylem manufacturer if it has been contaminated by any
nuclear radiation. Inform Xylem so that accurate actions can take place.
Electrical installation
For electrical installation recycling requirements, consult your local electric utility.
Domestic® Pumps Centrifugal Pumps Series B35, C17, C35 Installation, Operation, and Maintenance Manual 5
Introduction and Safety
Product warranty
Coverage
Xylem undertakes to remedy defects in products from Xylem under these conditions:
• The faults are due to defects in design, materials, or workmanship.
• The faults are reported to an local sales and service representative within the warranty
period.
• The product is used only under the conditions described in this manual.
• The monitoring equipment incorporated in the product is correctly connected and in
use.
• All service and repair work is done by Xylem authorized personnel.
• Genuine Xylem parts are used.
• Only Ex-approved spare parts and accessories authorized by an EX-approved Xylem
representative are used in Ex-approved products.
Limitations
The warranty does not cover defects caused by these situations:
• Deficient maintenance
• Improper installation
• Modifications or changes to the product and installation made without consulting an
Xylem authorized representative
• Incorrectly executed repair work
• Normal wear and tear
Xylem assumes no liability for these situations:
• Bodily injuries
• Material damages
• Economic losses
Warranty claim
Xylem products are high-quality products with expected reliable operation and long life.
However, should the need arise for a warranty claim, then contact your local sales and
service representative.
6 Domestic® Pumps Centrifugal Pumps Series B35, C17, C35 Installation, Operation, and Maintenance Manual
Transportation and Storage
Inspect the delivery
Inspect the package
1. Inspect the package for damaged or missing items upon delivery.
2. Note any damaged or missing items on the receipt and freight bill.
3. File a claim with the shipping company if anything is out of order.
If the product has been picked up at a distributor, make a claim directly to the
distributor.
Inspect the unit
1. Remove packing materials from the product.
Dispose of all packing materials in accordance with local regulations.
2. Inspect the product to determine if any parts have been damaged or are missing.
3. If applicable, unfasten the product by removing any screws, bolts, or straps.
For your personal safety, be careful when you handle nails and straps.
4. Contact your sales representative if anything is out of order.
Transportation and Storage
Lifting
WARNING:
Any lifting eyes supplied are for lifting the pump only. Failure to do so could result in death
or serious injury.
Use care in handling the unit.
Long-term storage
If the unit is stored for more than 6 months, these requirements apply:
Store in a covered and dry location.
•
• Store the unit free from heat, dirt, and vibrations.
• Rotate the shaft by hand several times at least every three months.
Treat bearing and machined surfaces so that they are well preserved. Refer to the drive
unit and coupling manufacturers for their long-term storage procedures.
For questions about possible long-term storage treatment services, please contact your
local sales and service representative.
Domestic® Pumps Centrifugal Pumps Series B35, C17, C35 Installation, Operation, and Maintenance Manual 7
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