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GE GEH Series - User Manual

GE GEH Series
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GE Water Heater
Introduction Nov 2009
JJ 9/3/09
http://waterheatertimer.org/Review-GE-Heat-Pump-water-heater.html
http://waterheatertimer.org/Which-is-best-hybird-heat-pump-water-heater.html
http://waterheatertimer.org/Review-GE-Heat-Pump-water-heater.html
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GE GEH Series Specifications

General IconGeneral
BrandGE
ModelGEH Series
CategoryWater Heater
LanguageEnglish

Summary

GE Water Heater Introduction

Safety Guidelines

Important Safety Notices

Crucial safety guidelines for product operation and repair personnel.

Warning and Grounding Devices

Specific warnings about power disconnection and grounding device reconnection.

Personal Protection Equipment

Required Safety Gear

Details on safety glasses, gloves, and steel toe shoes for repairs.

Product Features

Key Specifications

Lists core technical details like capacity, voltage, and weight.

Exploded View

Model and Serial Number Location

Warranty Coverage

Warranty Period and Replacements

Details the one-year and ten-year warranty periods and what is covered.

Warranty Exclusions

What is Not Covered by Warranty

Lists specific conditions and damages not covered under the warranty.

Installation Location Guidelines

Required Clearances and Environment

Specifies minimum clearances and environmental conditions for installation.

Electrical Installation

Wiring Specifications

Details the 240VAC, 30 Amp, L1, L2, Ground requirements.

Pressure Relief Valve Installation

Valve Safety and Maintenance

Covers pressure rating, discharge connection, and manual testing of the valve.

Condensate Drain Installation

Control Display Operation

Understanding the Control Panel

Details the control panel layout, buttons, and LED indicators.

Modes of Operation

Description of Operating Modes

Explains eHeat, Hybrid, Standard Electric, and High Demand modes.

Sensor Overview

Identification of Unit Sensors

Lists the five sensors and their general purpose in the system.

Sensor Specification Chart

Temperature Sensor Data

Table detailing sensor names, ranges, and resistance values.

T2 Tank Sensor Details

T3 a Evaporator Inlet Sensor Details

T3 b Evaporator Outlet Sensor Details

T4 Compressor Outlet Sensor Details

T5 Ambient Sensor Details

Initial Startup Procedure

Powering On the Unit

Steps for powering on the water heater and initial display behavior.

Sealed System Startup

eHeat Mode Details

eHeat Mode Logic

Explains the control logic and fan operation for the eHeat mode.

Standard Electric Mode

Standard Electric Mode Logic

Details the logic for using the upper and lower heating elements.

Hybrid Mode Details

Hybrid Mode Logic

Explains the logic for combining eHeat and electric element usage.

High Demand Mode

High Demand Mode Logic

Describes how the unit operates with high water usage demands.

Control Boards Overview

Circuit Board Identification

Evaporator Fan Operation

Drain Valve Operation

Heating Elements

Heating Element Installation Torque

Specifies tightening direction and torque for heating elements.

Thermal Cutouts (TCO)

TCO Tripping Points and Function

Explains TCO trip temperatures and their effect on heating sources.

Discharge Pressure Switch

Pressure Switch Operation

Describes the switch's function, pressure limits, and reset behavior.

Thermal Expansion Valve (TXV)

TXV Valve Design

Describes the TXV's components and purpose of providing fixed superheat.

Superheat Explanation

Defines superheat and its importance in TXV operation.

TXV Bulb Positioning

Critical instructions for attaching the TXV bulb to the copper tubing.

Anode Rod Function

Diagnostic Mode Access

Component Status Check

T2 Sensor Diagnostics

T3 a Sensor Diagnostics

T3 b Sensor Diagnostics

T4 Sensor Diagnostics

T5 Sensor Diagnostics

Upper Element Control

Lower Element Control

Compressor Control

Fault Count Explanation

Clearing System Faults

Heat Pump Failure

Heat Pump Failure Indicator

Describes the alert for heat pump failure and temporary operation mode.

Heat Pump Failure Codes

Heat Pump Failure Causes

Water System Failure

Water System Failure Alert

Describes the alert for water system failure and temporary operation mode.

Water System Failure Codes

Water System Failure Causes

System Failure Alert

System Failure Operation

Describes the alert for system failure and automatic shutdown.

System Failure Codes

System Failure Causes

System Schematic

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