Tag: error-codes
All the articles with the tag "error-codes".
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Trane ComfortLink II Communicating Thermostat Fault Codes - What They Mean and How to Fix Them
Trane ComfortLink II fault codes tell you exactly what's wrong with your communicating HVAC system — this guide covers the most common communication faults, their causes, and step-by-step fixes.
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Trane XL18i Heat Pump Error Codes: Flash Codes and ComfortLink II Faults
Complete Trane XL18i heat pump error code guide covering LED flash codes and ComfortLink II communicating faults from the 2012–2022 production era.
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Trane XR17 Heat Pump Error Codes - Fault Code and Flash Code Guide
Complete fault code and LED flash code guide for the Trane XR17 heat pump, covering all diagnostic blink codes, ComfortLink II communicating thermostat faults, refrigerant issues, and defrost problems. Written for homeowners and HVAC service technicians.
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Trane XV15i Heat Pump Error Codes: Complete Variable-Speed Fault Guide
Every Trane XV15i variable-speed heat pump fault code explained with diagnostics, DIY fixes, parts, and when to call a pro.
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True GDM-23 Error Codes - What It Means and How to Fix It
The True GDM-23 is a common single-door cooler that uses digital fault codes to flag sensor, defrost, and temperature control problems. This guide shows what the codes mean and what to inspect first.
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True GDM-49 Glass Door Merchandiser Error Codes - Full Fault Guide
True GDM-49 glass door merchandiser error codes E1-E6 guide. Covers temperature controller faults, evaporator fan failures, defrost issues, and replacement parts.
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True GDM Error Codes - What It Means and How to Fix It
True GDM merchandisers use error codes to flag sensor, defrost, fan, and controller problems before product warms up. This guide explains the common codes and the field checks that solve them fastest.
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True T-49 Refrigerator Error Codes - What They Mean and How to Fix Them
True T-49 refrigerator error codes E1 through E6 indicate sensor and refrigeration system faults — this guide covers every code, what it means, and the exact steps to diagnose and fix each one.
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True T-72 Refrigerator Error Codes - Full Fault Guide
True T-72 three-door reach-in commercial refrigerator error codes, temperature sensor faults, fan and defrost failures, and step-by-step repair instructions.
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Turbo Air Refrigerator Error Code E5 - What It Means and How to Fix It
Turbo Air E5 error code indicates a condenser coil high temperature fault. Learn what causes it, how to diagnose, and what parts to replace to get your unit running.
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Water Heater Not Getting Hot - What It Means and How to Fix It
A water heater that only makes lukewarm water can have a burner, element, thermostat, or gas control problem. This guide covers gas and electric models with clear checks you can do before calling a plumber.
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WEG CFW11 VFD Fault Codes — What They Mean and How to Fix Them - What It Means and How to Fix It
WEG CFW11 drives use F-codes for trips and A-codes for warnings across power, current, temperature, feedback, and communication problems. This guide shows how to work through the full F001 to F090 and A001 to A090 ranges without guessing at the drive or the motor.
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Yaskawa A1000 Complete Guide - Fault Codes, Parameters, and Commissioning
Complete guide to the Yaskawa A1000 AC drive: full fault code reference, key parameters, commissioning procedure, and troubleshooting for all common faults including OC, OV, UV1, and GF.
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Yaskawa V1000 OV Fault - What It Means and How to Fix It
Complete guide to the Yaskawa V1000 OV fault code (overvoltage). Covers all causes, parameter adjustments, braking resistor selection, and step-by-step repair for this common VFD fault.
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York Affinity Error Codes - What It Means and How to Fix It
Full York Affinity furnace and heat pump error code guide covering all flash codes for the YP9C, TG9S, TG9Y, and Affinity series. Find your code and fix it step by step.
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York YXV Heat Pump Error Codes - Fault Code Reference
Complete York YXV heat pump fault code reference. All iQ Drive fault codes, communication errors, and diagnostic LEDs with step-by-step fixes.
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York YZV Heat Pump Error Codes - Variable Speed Fault Diagnostics
Complete fault guide for the York YZV variable-speed heat pump, covering all control board and communicating system fault codes, iQ Drive inverter diagnostics, refrigerant issues, and sensor failures. Includes practical repair steps and parts guidance for homeowners and HVAC technicians.
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Traulsen G20010 Error Codes, Causes, and Fixes
Traulsen G20010 two-section reach-in freezer error codes explained. Diagnose E1, E2, E3, high temperature alarms, and defrost problems on one of the most common premium commercial freezers in restaurant and institutional kitchens.
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Beverage-Air Error Code E4, Causes, and Fixes
Beverage-Air E4 error code explained. Learn what E4 means on Beverage-Air refrigerators and freezers, common causes, how to test the defrost or evaporator sensor, and when the problem points to a bigger refrigeration issue.
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Turbo Air MSR-49N Error Codes, Causes, and Fixes
Turbo Air MSR-49N and similar two-door reach-in refrigerator error codes explained. Diagnose E1, E2, E3, defrost faults, and high temperature alarms on one of the most common restaurant reach-ins.
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True TSSU Prep Table Error Codes, Causes, and Fixes
True TSSU sandwich and salad prep table error codes explained. Diagnose E1, E2, E3, E4, high temperature alarms, and common no-cool faults on one of the most common restaurant prep refrigerators.
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Hoshizaki C-101BAH / C-201BAH Countertop Ice Maker Error Codes — Full Fault Guide
Hoshizaki C-101BAH and C-201BAH countertop crescent cube ice maker error codes explained — diagnose and fix E1 through E6 and F-series safety faults on the most common compact commercial ice machine in hotels, bars, and restaurants.
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Hoshizaki KM-1301SAH Error Codes — Commercial Ice Machine Fault Guide
Hoshizaki KM-1301SAH error codes explained — this large crescent-cube commercial ice machine communicates faults through LED blink codes on the control board. Here's how to diagnose and fix each one.
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Lennox SL280UHV Error Codes — Complete Fault Code Diagnostic Guide
Lennox SL280UHV error codes explained — this two-stage variable-capacity furnace communicates faults via LED blink codes on the control board. Here's how to read and fix each one.