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Sears 390.291352 - User Manual

Sears 390.291352
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OWNER’S
MANUAL
Model No.
390.291352
390.291552
390.291652
390.291690
390.291751
CAUTION:
Read and Follow
All Safety Rules and
Operating Instructions
Before First Use of
This Product.
Save This Manual For
Future Reference.
Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A.
• Safety Instructions
• Installation
• Operation
• Service Hints
• Repair Parts
PRINTED IN U.S.A.
CAPTIVE AIR
®
TANK
Form No. F642-9301 (Rev. 9/20/95)
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Do you have a question about the Sears 390.291352 and is the answer not in the manual?

Summary

Safety Instructions

Understanding Safety Signal Words

Explains DANGER, WARNING, and CAUTION signal words for potential hazards.

Maximum Pressure and Relief Valve

Tanks rated for 100 PSI; use relief valve if system exceeds this.

Pump Power Disconnection

Always disconnect pump power source before installation or servicing.

Safe Installation and Operation Rules

Adherence to Local Codes

Ensure installation complies with all local plumbing, pump, electrical, and well codes.

Water Purity Testing

Test well water for purity before use; contact local health department.

Installation Guide

Tools and Materials Needed

Lists required tools and materials for plastic and galvanized steel pipe installations.

Typical Installation Diagrams

Refer to pages 4 and 5 for typical pump-to-tank installation diagrams.

Freeze Protection

Protect the entire system against freezing temperatures to prevent damage and voiding warranty.

Lubricant for Plastic Fittings

Use only water-based lubricant on hose to plastic fittings.

Air Volume Control (AVC) Handling

Remove existing AVC and plug pump port when installing the tank.

Piping Support

Support piping if rigid piping is installed to the inlet flange elbow.

Mounting Bracket for 50;85 Gallon Tanks

50 and 85 gallon tanks do not have mounting brackets; install pump beside tank.

High Capacity Pump Usage Warning

High capacity pumps require tanks of 50 gallon capacity or larger.

Tank Orientation

Most Captive Air® Tanks are designed for vertical operation.

Factory Pre-charge and Air Devices

Tanks come factory pre-charged; no external air charging devices are needed.

Operating the Tank

Precharge Pressure Adjustment

Adjust tank air pressure to match pump pressure switch cut-in setting.

Pressure Switch Settings Table

Table of recommended precharge pressures for Sears pump settings.

Annual Precharge Check

Annually check the tank's precharge air pressure for optimal service.

Purging Air from System

Purge air from the piping system and tank reservoir for proper operation.

Checking for Air Leaks

Check suction side piping for leaks if air persists in the system.

Submersible Pump Bleeder Orifices

Replace bleeder orifices with pipe plugs for submersible pumps.

Checking Tank Air Charge

Procedure to check and adjust tank air charge if drawdown decreases.

Checking Pump Pressure Switch

How to check if the pump pressure switch matches the tank air pressure.

Replacing Air Valve

Instructions for replacing a damaged or leaking air valve.

Service Hints

Testing Vinyl Bag for Leaks

Steps to test the vinyl bag for leaks by checking for water leakage.

Replacing Vinyl Bag (6, 19, 36 Gallon Tanks)

Detailed steps for replacing the vinyl bag in smaller tank sizes.

Replacing Vinyl Bag (50, 85 Gallon Tanks)

Detailed steps for replacing the vinyl bag in larger tank sizes.

Repair Parts

Pump to Tank Fittings Package (Kit 2788)

Lists parts included in the pump to tank fittings package.

Repair Parts - 19 Gallon Tank (Model 390.291352)

Lists specific repair parts for the 19 Gallon Captive Air Tank.

Vinyl Bag and Flange Cover Parts

Lists part numbers for Vinyl Bag and Flange Cover across tank models.

Nut, Elbow, and Air Valve Parts

Lists part numbers for Nuts, Elbows, and Air Valves across tank models.

Service and Parts Ordering Information

Customer Service Contact Numbers

Provides contact numbers for parts, in-home repair, service centers, and maintenance agreements.

Summary

Safety Instructions

Understanding Safety Signal Words

Explains DANGER, WARNING, and CAUTION signal words for potential hazards.

Maximum Pressure and Relief Valve

Tanks rated for 100 PSI; use relief valve if system exceeds this.

Pump Power Disconnection

Always disconnect pump power source before installation or servicing.

Safe Installation and Operation Rules

Adherence to Local Codes

Ensure installation complies with all local plumbing, pump, electrical, and well codes.

Water Purity Testing

Test well water for purity before use; contact local health department.

Installation Guide

Tools and Materials Needed

Lists required tools and materials for plastic and galvanized steel pipe installations.

Typical Installation Diagrams

Refer to pages 4 and 5 for typical pump-to-tank installation diagrams.

Freeze Protection

Protect the entire system against freezing temperatures to prevent damage and voiding warranty.

Lubricant for Plastic Fittings

Use only water-based lubricant on hose to plastic fittings.

Air Volume Control (AVC) Handling

Remove existing AVC and plug pump port when installing the tank.

Piping Support

Support piping if rigid piping is installed to the inlet flange elbow.

Mounting Bracket for 50;85 Gallon Tanks

50 and 85 gallon tanks do not have mounting brackets; install pump beside tank.

High Capacity Pump Usage Warning

High capacity pumps require tanks of 50 gallon capacity or larger.

Tank Orientation

Most Captive Air® Tanks are designed for vertical operation.

Factory Pre-charge and Air Devices

Tanks come factory pre-charged; no external air charging devices are needed.

Operating the Tank

Precharge Pressure Adjustment

Adjust tank air pressure to match pump pressure switch cut-in setting.

Pressure Switch Settings Table

Table of recommended precharge pressures for Sears pump settings.

Annual Precharge Check

Annually check the tank's precharge air pressure for optimal service.

Purging Air from System

Purge air from the piping system and tank reservoir for proper operation.

Checking for Air Leaks

Check suction side piping for leaks if air persists in the system.

Submersible Pump Bleeder Orifices

Replace bleeder orifices with pipe plugs for submersible pumps.

Checking Tank Air Charge

Procedure to check and adjust tank air charge if drawdown decreases.

Checking Pump Pressure Switch

How to check if the pump pressure switch matches the tank air pressure.

Replacing Air Valve

Instructions for replacing a damaged or leaking air valve.

Service Hints

Testing Vinyl Bag for Leaks

Steps to test the vinyl bag for leaks by checking for water leakage.

Replacing Vinyl Bag (6, 19, 36 Gallon Tanks)

Detailed steps for replacing the vinyl bag in smaller tank sizes.

Replacing Vinyl Bag (50, 85 Gallon Tanks)

Detailed steps for replacing the vinyl bag in larger tank sizes.

Repair Parts

Pump to Tank Fittings Package (Kit 2788)

Lists parts included in the pump to tank fittings package.

Repair Parts - 19 Gallon Tank (Model 390.291352)

Lists specific repair parts for the 19 Gallon Captive Air Tank.

Vinyl Bag and Flange Cover Parts

Lists part numbers for Vinyl Bag and Flange Cover across tank models.

Nut, Elbow, and Air Valve Parts

Lists part numbers for Nuts, Elbows, and Air Valves across tank models.

Service and Parts Ordering Information

Customer Service Contact Numbers

Provides contact numbers for parts, in-home repair, service centers, and maintenance agreements.

Sears 390.291352 Specifications

General IconGeneral
BrandSears
Model390.291352
CategoryTank Equipment
LanguageEnglish