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Sloan 152-1.6-RB-12-3/4-LDIM Flushometer Manual

Quick guide for the Sloan 152-1.6-RB-12-3/4-LDIM concealed manual water closet flushometer. Includes technical specifications, operating pressure requirements, and rough-in installation dimensions.

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Quick guide from the manual

This document provides technical specifications and installation dimensions for the Sloan 152-1.6-RB-12-3/4-LDIM concealed manual water closet flushometer. It is intended for installers and maintenance personnel to ensure proper setup and operation.

Product Overview

The Sloan 152 is a concealed manual water closet flushometer designed for durability and water efficiency. It features a dual-filtered fixed bypass diaphragm and a non-hold-open handle for ADA compliance. The unit is constructed with high copper, low zinc brass castings for dezincification resistance.

Sloan 152-1.6-RB-12-3/4-LDIM Flushometer
Sloan 152-1.6-RB-12-3/4-LDIM Flushometer

Technical Specifications

  • Flush Volume: 1.6 gpf (6.0 lpf)
  • Finish: Rough Brass (RB)
  • Valve Type: Diaphragm
  • Fixture Type: Water Closet
  • Fixture Connection: Rear Spud
  • L Dimension: 12.75 inches (324mm)
  • Supply Pipe: 1 inch (25mm)

Installation & Rough-in

The installation requires specific wall openings and alignment with the fixture. Refer to the rough-in drawing for the exact placement of the supply pipe and the centerline of the fixture. Ensure the wall thickness accommodates the 12.75-inch L dimension.

Rough-in and line drawing
Rough-in and line drawing

Operating Requirements

The valve requires a flowing pressure of 15-80 psi (103-552 kPa) for proper operation. Specific fixtures may require greater minimum flowing pressure; always consult the fixture manufacturer's requirements.

Practical help

Before use

  • Verify water supply pressure is between 15-80 psi (103-552 kPa).
  • Ensure the fixture type is compatible with a rear spud connection.
  • Check wall thickness against the 12.75-inch L dimension requirement.
  • Confirm the supply pipe size is 1 inch (25mm).

Specs in practice

Flush Volume
1.6 gpf (6.0 lpf) per flush.
Operating Pressure
15-80 psi (103-552 kPa) flowing pressure required for proper operation.

Manual page author

Emily Carter

User documentation editor

Prepares concise manual descriptions and highlights the most useful setup, operation, and maintenance information for readers.