Tag: troubleshooting
All the articles with the tag "troubleshooting".
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Bryant Evolution Heat Pump 21 — Defrost Sensor Fix
Code 21 on a Bryant Evolution heat pump (286BNV, 280ANV, 226ANV, 25HNB6 platforms paired with the Evolution Connex thermostat or SYSTXBBECC controller)...
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Burnham/U.S. Boiler Fault Code 2 — Ignition Lockout Fix
Fault Code 2 on a Burnham (now U.S. Boiler Company) 7-Series, 8-Series, ESC2, or Alpine gas-fired boiler indicates an ignition lockout — the integrated...
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Carrier Greenspeed A3 — Defrost Fault Fix
Code A3 on a Carrier Greenspeed Infinity heat pump (25VNA0, 25VNA4, 38MGRQ, 38MURA platforms) indicates a defrost fault — the variable-speed inverter and...
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Champion UH130 Error Code — Fill Cycle Fault Fix
A Champion UH130 fill-cycle fault means the wash tank didn't reach proper water level in the timeout window — typically a clogged fill valve inlet screen, a...
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Copeland Discus Compressor Trip Codes — CoreSense Diagnostic Reference
Copeland Discus compressors equipped with CoreSense protection trip on internally-monitored faults — high discharge temperature, motor protection trip, low...
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Cornelius Ice Machine Error Code — IMI / Cornelius Fault Diagnosis
Cornelius (formerly IMI Cornelius, now part of Marmon Foodservice Technologies) ice machines show E-series fault codes (E01 through E12 typically) when the...
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Meiko / Ecolab Commercial Dishwasher Error Code Reference
Meiko dishwashers (also private-labeled under Ecolab in some North American foodservice accounts) use a standardized error code library across the M-iQ,...
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Electrolux Washer Error Code E20 — Drain Pump Fix
Electrolux washer error E20 (also displayed as "EF" on some models) means the control board energized the drain pump but didn't see the wash water drop to...
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Frigidaire Dishwasher Error Code i30 — Water in Base Fix
Frigidaire dishwasher error i30 (also displayed as "30" or "iE30" on some models) means the anti-flood float switch at the bottom of the base pan has...
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Frigidaire Refrigerator Error Code SY EF — Evap Fan Fix
Frigidaire (and its parent Electrolux's appliances under the Frigidaire badge) display error "SY EF" when the main control board detects that the freezer...
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Garland Char-Broiler Error Code — Safety Lockout Fix
Garland commercial char-broilers display "SAFE" or "PILOT" lockout (on electronic-ignition models) or simply fail to light (on standing-pilot models) when...
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GE Dishwasher Error Code LC — Leak Detected Fix
GE dishwasher error LC means the leak-detection sensor at the bottom of the cabinet (a small float switch in the base pan or, on newer Profile models, a...
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GE Refrigerator Error Code Er — Diagnostic Guide
GE Profile, Cafe, and Monogram refrigerators show "Er" on the dispenser display when the main board has lost communication with one of its sensor inputs —...
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GE Washer Error Code E1 — Front-Load Inlet Fix
GE front-load washer error E1 (sometimes paired with E2 on some models) means the control board started a fill cycle but didn't see the tub reach target...
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Goodman Heat Pump 2-Flash — Low Pressure Fix
A 2-flash code on a Goodman heat pump (GSZ, GSZC, DSZC platforms with diagnostic LEDs on the outdoor control board) indicates the low-pressure switch opened...
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Heatcraft Beacon II E1 Error Code — Sensor Fault Fix
Heatcraft Beacon II E1 means the controller can't read one of its connected temperature sensors — open, shorted, or wildly out of range. It's almost always...
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Hobart AM15 Error 1-1 — Wash Motor Overload Fix
Hobart AM15 Error 1-1 means the wash pump motor drew current past the overload trip during a wash cycle — the motor is binding, the impeller is jammed, or...
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Jackson Conserver Series Error 1 — Low Water Fix
Jackson Conserver Series Error 1 means the wash tank didn't fill to the proper water level within the timeout window — the float switch never satisfied or...
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Kelvinator Commercial Walk-In Controller Fault Codes
Kelvinator commercial walk-in controllers (KCS and KCD product lines, manufactured under the Heatcraft / Lennox umbrella since the brand consolidation) use...
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LG Dishwasher Error IE — Water Inlet Fix
LG dishwasher error IE means the control board started a wash cycle and opened the water inlet valve, but didn't see the sump fill to the correct level...
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LG Refrigerator Error ER RF — Evap Fan Motor Fix
LG error code "ER rF" (sometimes shown as "Er rF" or simply "rF" on older models) means the freezer evaporator fan motor isn't sending its expected RPM...
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LG Washer Error LE — Motor Lock / Stator Fix
LG washer error LE means the main control board sent a command to spin the motor but the Hall sensor on the stator reported the rotor not turning, or...
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Lochinvar Knight E02 — High Limit / Stack Temp Fix
E02 on a Lochinvar Knight wall-hung (WHN, WBN) or Knight XL floor-mount condensing boiler indicates a high limit or stack temperature lockout. The SMART...
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Manitowoc E15 Error Code — High-Side Pressure Switch Open Fix
E15 on a Manitowoc ice machine means the high-side pressure switch opened — discharge pressure exceeded its trip setpoint, typically 450 PSIG on R-404A...