Hayward SUM5TA User Manual

Hayward/Summit Heat Pump
Troubleshooting Guide
© 2012 Hayward Industries

Hayward SUM5TA Specifications

General

Brand	Hayward
Model	SUM5TA
Category	Heat Pump
Language	English

Summary

Safety Precautions

Important Safety Warning

General safety warning regarding heat pump troubleshooting and servicing.

Technical Support Contact

Setting Up Remote Operation

HeatPro Remote Connection

Summit Platform Remote Setup

Summit Remote Connection

Common Error Codes: LP

LP Error Code Explanation

Defines the LP error code indicating low pressure on displays.

Troubleshooting LP Errors

Detailed steps for diagnosing and resolving LP error codes.

Additional LP Causes

Common Error Codes: HI/HP

HI/HP Error Code Explanation

Defines HP/HI error codes indicating high pressure on displays.

Troubleshooting HI/HP Errors

Detailed steps for diagnosing and resolving HP/HI error codes.

HI/HP Without Operation

Common Error Codes: Sensor Issues

PO/OP Water Sensor Error

Explains PO/OP errors related to open water temperature sensors.

Troubleshooting PO/OP

Steps to diagnose and fix PO/OP errors.

Pc/SH Water Sensor Error

Explains Pc/SH errors related to shorted water temperature sensors.

Troubleshooting Pc/SH

Steps to diagnose and fix Pc/SH errors.

Common Error Codes: Defrost Sensors

dPO/cOP Defrost Sensor Error

Explains dPO/cOP errors for open defrost temperature sensors.

Troubleshooting dPO/cOP

Steps to diagnose and fix dPO/cOP errors.

dPc/cSH Defrost Sensor Error

Explains dPc/cSH errors for shorted defrost temperature sensors.

Troubleshooting dPc/cSH

Steps to diagnose and fix dPc/cSH errors.

Temperature and Resistance Charts

Summit Sensor Charts

HeatPro Sensor Charts

Common Error Codes: Flow/Pressure

Flo/PS Error Explanation

Defines Flo/PS errors indicating water flow or pressure issues.

Troubleshooting Flo/PS Errors

Water Pressure Switch Testing

Common Error Codes: Blank Display

Blank Display Cause

Troubleshooting Blank Display

Common Error Codes: Defrost Mode

FS/deF Error Explanation

Troubleshooting FS/deF

Defrost Sequence Explanation

Hot Gas Bypass (HGBP)

Symptoms of HGBP Failure

HeatPro Wiring Diagram

Power Supply Warning

Warning about multiple power supplies and servicing.

Summit Series Wiring Diagram

Summit Series Setup Menu

Troubleshooting Flow Chart: PS/FLo

Troubleshooting Flow Chart: HI/HP

HI/HP Note 1

HI/HP Note 2

Sensor Troubleshooting Flow Charts

Water Sensor Error Flow Chart

Defrost Sensor Error Flow Chart

Troubleshooting Flow Chart: LP

Alternative Refrigerant Leak Detection