Watts LFN388 User Manual download pdf

IS-188A/288A/N388

Series 188A, 288A, N388

and LF288A, LFN388

Anti-Siphon Vacuum Breaker

Installation

1. Install 6" (152mm) above

highest point of downstream

piping or hose.

2. No downstream shutoff

valves are allowed.

3. Device can spill water;

install where spillage is not

objectionable.

4. Use only with non-continuous pres-

sure (pressurized a maximum of 12

out of 24 hours).

Maintenance

1. Remove hood screws and lift

off hood.

2. Turn off supply pressure and

observe float drop to open air inlet.

3. If this does not occur or valve has

been constantly discharging

remove bonnet.

4. Replace bonnet (seat) and float.

5. Reassemble (using lubricant

sparingly on bonnet o-ring)

and restore pressure.

6. Retest using steps 1 and 2.

Typical Installation

6" above highest

downstream piping

downstream

shutoff

Watts Ball Valve

Anti-Siphon Vacuum Breaker

Hood

Float

Bonnet

Seat

O-ring

Seat

Disc

ASSE

Standard 1001

CSA Certified

Listed by IAPMO

WARNING

Read this Manual BEFORE using this equipment.

Failure to read and follow all safety and use information can result in death,

serious personal injury, property damage, or damage to the equipment.

Keep this Manual for future reference.

NOTICE

Inquire with governing authorities for local installation

requirements

1 2

Series 188A, 288A, N388 1

Summary of Contents

Page 1 - Series 188A, 288A, N388

IS-188A/288A/N388Series 188A, 288A, N388 and LF288A, LFN388Anti-Siphon Vacuum BreakerInstallation1. Install 6" (152mm) above highest point of

Page 2

Watts LFN388 User Manual

Browse online or download User Manual for Water equipment Watts LFN388. Watts LFN388 User Manual

Summary of Contents

Related models: LF288A | 288A | 188A |

More documents for Water equipment Watts LFN388

Comments to this Manuals

Watts LFN388 User Manual

Browse online or download User Manual for Water equipment Watts LFN388. Watts LFN388 User Manual

Summary of Contents

Related models: LF288A | 288A | 188A |

More documents for Water equipment Watts LFN388

Comments to this Manuals

Related products and manuals for Water equipment Watts LFN388