Girard Products GSWH-1M User Manual

Owner’s Manual
Girard Products LLC, 1361 Calle Avanazado, San Clemente CA 92673 U.S.A
Owner’s Manual Part No. 1GWH9407, REV. 1
CAUTION:
Read and Follow all
the Safety Rules and
Instructions before
operating this Appliance.
Demand Tankless Water Heater
LP Gas
Power Blower Induced Draft
Gas Modulation Control
Installation and service must be
performed by a recommended
installer, service agency or gas
supplier.
This water heater is certified for
installation in Recreation Vehicles
(RV’s) and is not for use in Marine
or Space Heating Applications.
Model: GSWH-1M
REVISION 1
1Page
• Installation
• Operation
• Service and Maintenance
Patent Pending
CSA Approved

Girard Products GSWH-1M Specifications

General

Brand	Girard Products
Model	GSWH-1M
Category	Water Heater
Language	English

Summary

Installer and Customer Responsibilities

Essential Safety Precautions

Highlights critical safety alerts and warnings for preventing injury or death.

Fire and Explosion Safety Guidelines

Provides detailed instructions to prevent fire or explosion hazards.

Critical Installation Warnings

Installation Guidelines

Location Selection Criteria

Specifies ideal and prohibited locations for installing the water heater to ensure safety and performance.

Site Preparation for Installation

Opening and Mounting Preparation

Connecting Water and Gas Lines

Water Line Connections

LP Gas Line Connection

Electrical Wire Handling

Integral Flange and Electrical Setup

Power and Control Wiring

Details on connecting the 12VDC power and the Gas Modulation Control (GMC).

Post-Installation Testing and Door Fit

Functional Testing Procedures

Steps to verify proper operation of water, gas, and ignition systems after installation.

Door Installation and Lock Check

Operating Instructions and Warnings

Consumer Safety During Operation

Essential safety advice for using the water heater, especially regarding LP gas and vehicle movement.

Understanding System Operation

Gas Modulation Control (GMC) Function

Explanation of the GMC's role in adjusting heating capacity and its interaction with water flow.

Emergency Cut-Off (ECO) Behavior

Describes the ECO function, its triggers, and how to correct limiting or cycling issues.

User Operation and Temperature Adjustment

Setting Gas Modulator for Conditions

Achieving Desired Water Temperature

Methods for adjusting water temperature by modifying GMC settings or water flow.

Component Identification and Replacement

System Sub-systems Overview

Routine Maintenance and Inspection

Monthly Inspection Tasks

Annual Maintenance Checks

Troubleshooting Common Issues

Ignition and Flame Failure

Solutions for problems related to the burner failing to light or losing flame during operation.

Airflow and Limit Switch Issues

Interpreting Diagnostic LED Codes

Explains the blinking patterns of the diagnostic LED to identify specific faults within the unit.