Monogram 15900-020 - User Manual

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Monogram Systems

1500 Glenn Curtiss, Carson, CA 90746-4012

TOILET ASSEMBLY

Part Number

15900-013

15900-017

15900-020

COMPONENT MAINTENANCE MANUAL

WITH

ILLUSTRATED PARTS LIST

DISTRIBUTION STATEMENT

This document contains proprietary information of Monogram Systems, and it is issued in strict confidence. Except

for rights expressly granted by contract, this document may not, in whole or in part, be duplicated, reproduced,

disclosed, or used for design or manufacturing purposes without written authorization from Monogram Systems.

38-31-09

T-1

Feb 28/95

Revision 2: Feb 23/04

Table of Contents

Questions and Answers

R
Russell ObrienAug 7, 2025
Why Monogram Toilets will not flush if the motor-pump-filter is running?
- A
  Ashley RoyAug 7, 2025
  If your Monogram Toilet won't flush but the motor-pump-filter is running, possible causes include: * A foreign object obstructing the flushing fluid passages; inspect the discharge tube. * A sheared pump drive shaft; replace the drive shaft coupling. * An improperly assembled or damaged motor-pump-filter assembly; replace the motor-pump-filter unit assembly. * A malfunction in the timer assembly; replace the timer. * A drain valve not sealed; inspect the drain outlet valve seat area of the tank for cracks, chips, and scratches.
V
Vickie MillerAug 22, 2025
What to do if Monogram Toilets tank does not rinse during servicing?
- B
  Brandi AndersonAug 23, 2025
  If the Monogram Toilet tank does not rinse during servicing, it may be due to several reasons: * The solenoid valve assembly might be held closed or stuck open, or is faulty or leaky; in that case replace the LLT or solenoid valve assembly. * The spray nozzle could be clogged or not installed properly; clean and install the parts correctly. * The motor-pump-filter might be inoperative; replace the motor-pump-filter assembly. * The timer could be faulty; replace the timer. * The LLT could be faulty; replace the LLT. * There could be faulty wiring; check the power to the solenoid valve assembly and aircraft wiring.

Summary

TOILET ASSEMBLY - COMPONENT MAINTENANCE MANUAL

DESCRIPTION AND OPERATION

Component Breakdown

Details the individual components that make up the toilet assembly and their functions.

TESTING AND TROUBLESHOOTING

Testing Procedures

Outlines the steps for testing the toilet assembly's functionality and components.

Troubleshooting Guide

Provides common problems, probable causes, and corrective actions for the toilet assembly.

MAINTENANCE PROCEDURES

Disassembly Steps

Provides step-by-step instructions for disassembling the toilet assembly and its components.

Cleaning Procedures

Details the methods and materials for cleaning the toilet assembly and its parts.

Inspection and Check

Repair Guidelines

Outlines permissible repairs, materials, and procedures for damaged components.

Assembly Instructions

ILLUSTRATED PARTS LIST (IPL)

Summary

TOILET ASSEMBLY - COMPONENT MAINTENANCE MANUAL

DESCRIPTION AND OPERATION

Component Breakdown

Details the individual components that make up the toilet assembly and their functions.

TESTING AND TROUBLESHOOTING

Testing Procedures

Outlines the steps for testing the toilet assembly's functionality and components.

Troubleshooting Guide

Provides common problems, probable causes, and corrective actions for the toilet assembly.

MAINTENANCE PROCEDURES

Disassembly Steps

Provides step-by-step instructions for disassembling the toilet assembly and its components.

Cleaning Procedures

Details the methods and materials for cleaning the toilet assembly and its parts.

Inspection and Check

Repair Guidelines

Outlines permissible repairs, materials, and procedures for damaged components.

Assembly Instructions

ILLUSTRATED PARTS LIST (IPL)

Monogram 15900-020 Specifications

General

Brand	Monogram
Model	15900-020
Category	Toilets
Language	English

Related product manuals

Monogram 15900-013

Monogram 15900-012