Call Now — (888) 216-9551 — We Respond Fast
Both Heating & Cooling Mode Faults  ·  Heat Pump-Specific Expertise  ·  EPA 608 Certified  ·  Every Repair Guaranteed
Heat Pump Repair · Murrells Inlet, SC

Heat Pump Repair
in Murrells Inlet, SC —
Call Us First, We Respond Fast.

Both heating mode and cooling mode faults. Heat pump-specific component diagnosis including reversing valve, defrost system, and supplemental heat. Performance verified in the affected mode. Every repair guaranteed.

Both Heating & Cooling Mode
Reversing Valve Expertise
Defrost System Diagnosis
Guaranteed
Professional Heat Pump Repair

Professional Heat Pump Repair in Murrells Inlet, SC

Your heat pump is not heating the home correctly in Murrells Inlet. Or it is producing cool air from the supply registers when the thermostat is set to heat in Murrells Inlet, SC. Heat pumps provide both heating and cooling from a single system and their faults can present differently depending on which mode the system is operating in at the time in Murrells Inlet. A heat pump that is not heating in winter may have a completely different fault than a heat pump that is not cooling in summer in Murrells Inlet, SC.

What makes heat pump diagnosis genuinely different from standard AC or furnace diagnosis is the specific components that heat pumps have that neither standard AC systems nor furnaces have in Murrells Inlet. The reversing valve that switches the refrigerant flow direction between heating and cooling modes in Murrells Inlet, SC. The defrost board and defrost sensor that manage the defrost cycle that prevents the outdoor coil from icing over in cold weather in Murrells Inlet. The supplemental heat strips that provide additional heating capacity when the heat pump alone cannot meet the heating load at low outdoor temperatures in Murrells Inlet, SC. A technician experienced only with standard AC systems or only with furnaces may misdiagnose heat pump-specific faults in Murrells Inlet.

MBM diagnoses and repairs heat pump systems throughout Murrells Inlet, SC in Murrells Inlet. Both heating mode and cooling mode faults covered in Murrells Inlet, SC. Heat pump-specific component diagnosis including reversing valve, defrost system, and supplemental heat assessment in Murrells Inlet. Complete refrigerant circuit diagnosis in both operating modes in Murrells Inlet, SC. Correct repair with heat pump-rated parts. And performance verified in the affected mode before we leave in Murrells Inlet. Call now, we respond fast in Murrells Inlet, SC.

Why Heat Pump Diagnosis Requires Specific Expertise in Murrells Inlet, SC

The refrigerant circuit in a heat pump operates differently in heating mode than in cooling mode in Murrells Inlet. The component that is the condenser in cooling mode becomes the evaporator in heating mode in Murrells Inlet, SC. A technician reading heat pump refrigerant pressures without understanding how they differ between modes may misinterpret a normal heating mode reading as a fault, or miss an actual fault because the reading seems normal compared to cooling mode expectations in Murrells Inlet.

Call Now — (888) 216-9551
Common Heat Pump Problems We Fix

Common Heat Pump Problems MBM Diagnoses and Repairs in Murrells Inlet, SC

Heat Pump Not Heating in Cold Weather in Murrells Inlet

Low refrigerant reducing heating capacity. A reversing valve stuck in or toward cooling position producing inadequate heating output. A defrost system fault allowing the outdoor coil to ice over. Or failed supplemental heat strips not engaging to provide additional heating capacity at low outdoor temperatures in Murrells Inlet, SC.

Heat Pump Blowing Cool Air in Heating Mode in Murrells Inlet, SC

A reversing valve stuck in the cooling position is the most common cause, directing refrigerant flow in the cooling direction regardless of the thermostat's heating command in Murrells Inlet. Low refrigerant can also produce cool supply air in heating mode. Emergency heat mode activated on the thermostat without the heat pump operating is another possibility in Murrells Inlet, SC.

Heat Pump Not Cooling in Summer in Murrells Inlet

Low refrigerant reducing cooling capacity. A dirty or blocked outdoor coil reducing heat rejection efficiency. A failed outdoor fan allowing the coil to overheat. A failed compressor. A reversing valve that is partially stuck may also reduce cooling efficiency in Murrells Inlet, SC.

Heat Pump Running Constantly Without Reaching Setpoint in Murrells Inlet, SC

In heating mode, low refrigerant, a defrost system problem keeping the outdoor coil partially iced, or an undersized system for the specific climate's heating demands in Murrells Inlet. In cooling mode, similar causes apply as with standard AC systems in Murrells Inlet, SC.

Heat Pump Not Defrosting Correctly in Murrells Inlet

A defrost system fault preventing defrost cycles from occurring or completing causes the outdoor coil to ice over completely in Murrells Inlet, SC. Low refrigerant can also cause outdoor coil icing. Heavy ice accumulation significantly reduces heat pump heating efficiency and warrants prompt service in Murrells Inlet.

Heat Pump Short Cycling in Murrells Inlet, SC

A failing capacitor causing the compressor to struggle at startup. Incorrect refrigerant charge causing safety switch trips. A defrost system issue causing unnecessary defrost cycles that interrupt normal operation. Or a control system fault producing premature shutdown commands in Murrells Inlet.

Heat Pump-Specific Components

Heat Pump-Specific Components MBM Diagnoses and Repairs in Murrells Inlet, SC

Reversing Valve — The Component That Switches Modes in Murrells Inlet

The reversing valve changes the direction of refrigerant flow between heating and cooling modes in Murrells Inlet, SC. A reversing valve stuck in one position prevents the system from operating correctly in the other mode in Murrells Inlet. A partially stuck reversing valve reduces efficiency in one or both modes in Murrells Inlet, SC. MBM diagnoses reversing valve faults as a standard component of every heat pump service in Murrells Inlet.

Defrost Board and Defrost Sensor in Murrells Inlet, SC

The defrost board monitors the outdoor coil temperature and initiates defrost cycles when needed in Murrells Inlet. A failed defrost sensor sending incorrect temperature readings causes either defrost cycles that never occur or defrost cycles that run constantly in Murrells Inlet, SC. MBM diagnoses defrost system faults by assessing both the board and sensor performance in Murrells Inlet.

Supplemental Heat Strips and Sequencers in Murrells Inlet

Supplemental heat strips provide electric resistance heating when the heat pump alone cannot meet the heating load at low outdoor temperatures in Murrells Inlet, SC. Failed heat strips produce reduced heating capacity at low outdoor temperatures in Murrells Inlet. Failed sequencers prevent heat strips from activating in the correct sequence in Murrells Inlet, SC.

Refrigerant Circuit in Both Modes in Murrells Inlet, SC

The refrigerant circuit in a heat pump operates at different pressures in heating and cooling mode in Murrells Inlet. MBM assesses heat pump refrigerant pressures in the mode where the fault is presenting with the mode-appropriate pressure expectations in mind in Murrells Inlet, SC.

Dual-Mode Control System and Thermostat in Murrells Inlet

The heat pump thermostat and control system manage the transition between modes, the engagement of supplemental heat, and the defrost cycle in Murrells Inlet, SC. A control system fault can produce a wide range of heat pump symptoms in Murrells Inlet.

Outdoor Unit Components in Cold Weather in Murrells Inlet, SC

The outdoor fan motor, capacitor, and contactor are exposed to cold temperatures in heating season that affect their performance differently than in cooling season in Murrells Inlet. MBM assesses outdoor unit components in the context of the operating conditions during the service visit in Murrells Inlet, SC.

Call Now — (888) 216-9551
How Heat Pumps Work Differently

How Heat Pump Operation Differs From Standard AC in Murrells Inlet, SC

How a Heat Pump Provides Both Heating and Cooling in Murrells Inlet

A standard air conditioner moves heat from indoors to outdoors in one direction in Murrells Inlet, SC. A heat pump does the same in cooling mode but adds the ability to reverse that process in heating mode, moving heat from the outdoor air into the home in Murrells Inlet. In heating mode, the outdoor unit extracts heat from the outdoor air even when outdoor temperatures are well below freezing in Murrells Inlet, SC.

What the Reversing Valve Does and Why It Matters in Murrells Inlet, SC

The reversing valve is the mechanism that makes the heat pump's dual-mode capability possible in Murrells Inlet. Most heat pumps energize the reversing valve in cooling mode and allow it to relax to its natural position in heating mode in Murrells Inlet, SC. Stuck in the cooling position produces inadequate or no heating in Murrells Inlet. Stuck in the heating position produces inadequate or no cooling in Murrells Inlet, SC.

Why Heat Pump Heating Feels Different From Furnace Heat in Murrells Inlet, SC

A gas furnace produces supply air temperatures of 120 to 140 degrees Fahrenheit in Murrells Inlet. A heat pump in heating mode produces supply air temperatures of 90 to 100 degrees Fahrenheit under normal operating conditions in Murrells Inlet, SC. The heat pump supply air feels cooler than gas furnace supply air even when the heat pump is operating correctly in Murrells Inlet. This often leads homeowners to believe the heat pump is not heating when it actually is in Murrells Inlet, SC. If the supply air temperature is below 85 to 90 degrees Fahrenheit in mild weather, a fault investigation is warranted in Murrells Inlet.

How the Defrost Cycle Works and When It Should Run in Murrells Inlet, SC

During a defrost cycle, you may notice steam rising from the outdoor unit as the ice melts in Murrells Inlet. The outdoor fan may stop running during defrost in Murrells Inlet, SC. The supply air temperature indoors may drop temporarily as the heat pump diverts energy to the outdoor defrost in Murrells Inlet. These are all normal defrost cycle characteristics in Murrells Inlet, SC. A correctly functioning defrost system runs for a few minutes every hour or two in conditions that produce frost accumulation, then returns to normal heating operation in Murrells Inlet.

Our Repair Process

MBM's Heat Pump Repair Process in Murrells Inlet, SC

1

Complete System Assessment in Both Operating Modes in Murrells Inlet

MBM's technician performs a complete system assessment with heat pump-specific diagnostics in Murrells Inlet, SC. Refrigerant pressure assessment in the mode where the fault is presenting. Reversing valve operation assessment. Defrost board and sensor assessment. Supplemental heat strip and sequencer testing in Murrells Inlet.

2

Heat Pump-Specific Fault Identification in Murrells Inlet, SC

The specific fault is identified through systematic heat pump-specific testing in Murrells Inlet. The failed or failing component. Why it is producing the symptom in the affected operating mode. Any secondary effects the fault has produced in Murrells Inlet, SC.

3

Plain-Language Explanation and Upfront Pricing in Murrells Inlet

Our technician explains the specific fault in plain language before any repair work begins in Murrells Inlet, SC. The specific component. Why it failed. What the correct repair involves. And what it costs in Murrells Inlet. You decide with full information in Murrells Inlet, SC.

4

Correct Repair With Heat Pump-Rated Parts in Murrells Inlet, SC

MBM performs every heat pump repair using the correct replacement parts for the specific system and fault in Murrells Inlet. Reversing valves, defrost boards, and heat pump-specific electrical components replaced with correctly rated parts in Murrells Inlet, SC.

5

Performance Verified in the Affected Mode in Murrells Inlet

After repair, MBM verifies system performance in the mode where the fault was presenting in Murrells Inlet, SC. The heat pump is producing correct supply air temperature in heating or cooling mode as appropriate. Refrigerant pressures are within the mode-appropriate specification in Murrells Inlet.

Why MBM

Why Choose MBM for Heat Pump Repair in Murrells Inlet, SC

Heat Pump-Specific Diagnostic Expertise in Murrells Inlet

MBM's technicians understand the specific components and operating characteristics that distinguish heat pump diagnosis from standard AC or furnace diagnosis in Murrells Inlet, SC. Reversing valve assessment. Mode-appropriate refrigerant pressure interpretation. Defrost system diagnosis. Supplemental heat assessment in Murrells Inlet.

Both Heating and Cooling Mode Faults Covered in Murrells Inlet, SC

MBM diagnoses and repairs heat pump faults in both heating mode and cooling mode in Murrells Inlet. One call for any heat pump fault in any season in Murrells Inlet, SC.

Licensed and EPA-Certified Technicians in Murrells Inlet

Every MBM technician is licensed and insured in Murrells Inlet, SC. EPA 608 certified for refrigerant handling in both heating and cooling mode refrigerant circuit work in Murrells Inlet.

Every Repair Guaranteed in Murrells Inlet, SC

Every MBM heat pump repair is guaranteed in Murrells Inlet. If the repair does not produce the expected result within the guarantee period, we return and address it at no additional charge in Murrells Inlet, SC.

Call Now — (888) 216-9551
Pricing

Heat Pump Repair Cost in Murrells Inlet, SC

All pricing confirmed upfront before work begins in Murrells Inlet. No surprises in Murrells Inlet, SC.

Capacitor replacement in Murrells Inlet$150 to $350
Defrost board or sensor replacement in Murrells Inlet, SC$200 to $500
Supplemental heat strip replacement — per strip in Murrells Inlet$200 to $500
Sequencer replacement in Murrells Inlet, SC$150 to $350
Reversing valve replacement in Murrells Inlet$500 to $1,200
Refrigerant leak repair and recharge in Murrells Inlet, SC$400 to $1,200
Compressor replacement in Murrells Inlet$1,200 to $2,500+

Heat pumps have a designed service life of approximately 15 years in most climates in Murrells Inlet. A system approaching end of designed service life that requires a major repair warrants serious consideration of replacement in Murrells Inlet, SC. MBM provides an honest assessment of the system's condition and remaining life alongside every major repair recommendation in Murrells Inlet.

Both modes. Heat pump-specific expertise. Correct parts. Verified result. Guaranteed. MBM in Murrells Inlet, SC.

Call now, we respond fast in Murrells Inlet.

Call Now — (888) 216-9551
Service Area

Serving Murrells Inlet, SC and Surrounding Areas

Downtown Murrells Inlet

Homes, condos, apartments in Murrells Inlet, SC

North Murrells Inlet

Full north-side coverage in Murrells Inlet, SC

South Murrells Inlet

All south-side communities in Murrells Inlet

East Murrells Inlet

East-end homes and properties in Murrells Inlet, SC

West Murrells Inlet

Full west-side coverage in Murrells Inlet

Surrounding Areas

Call to confirm availability in Murrells Inlet, SC

Call Now — (888) 216-9551
FAQ

Heat Pump Repair FAQs in Murrells Inlet, SC

Heat pumps produce supply air temperatures of 90 to 100 degrees Fahrenheit in heating mode under normal operating conditions in Murrells Inlet. This is cooler than gas furnace supply air and can feel lukewarm relative to furnace heat in Murrells Inlet, SC. If supply air temperature is below 85 degrees in mild outdoor temperatures, a fault investigation is warranted in Murrells Inlet.
The reversing valve changes the direction of refrigerant flow between heating and cooling modes in Murrells Inlet. When it fails stuck in the cooling position, the heat pump produces cooling output regardless of the thermostat's heating command in Murrells Inlet, SC. A partially stuck reversing valve reduces efficiency in one or both modes in Murrells Inlet.
Some frost accumulation on the outdoor unit in cold weather is normal and should be cleared by the defrost cycle in Murrells Inlet. Heavy ice accumulation that is not clearing indicates a defrost system fault that is preventing defrost cycles from occurring or completing in Murrells Inlet, SC. Low refrigerant can also cause the outdoor coil to ice over in Murrells Inlet.
Standard heat pumps become less efficient as outdoor temperature drops below freezing in Murrells Inlet. Most standard heat pumps maintain adequate heating capacity to around 25 to 30 degrees Fahrenheit in Murrells Inlet, SC. Below that, supplemental heat strips engage to supplement the heat pump's reduced output in Murrells Inlet.
Heat strips are electric resistance heating elements in the air handler that provide supplemental heating when the heat pump alone cannot meet the heating load in Murrells Inlet. They engage automatically when outdoor temperature drops below a programmed threshold, typically between 30 and 40 degrees Fahrenheit in Murrells Inlet, SC.
Heat pumps are designed to run longer cycles than gas furnaces because they produce lower supply air temperatures and need more run time to deliver the same total heat output in Murrells Inlet. Near-continuous operation in very cold weather is often normal heat pump behavior rather than a fault in Murrells Inlet, SC. If the system is running continuously without maintaining setpoint, a fault investigation is warranted in Murrells Inlet.
Yes in most climates in Murrells Inlet. In cooling mode, a heat pump performs identically to a standard air conditioner in Murrells Inlet, SC. In heating mode, a heat pump is most efficient in moderate climates and maintains adequate heating capacity with supplemental heat assistance in most cold climates in Murrells Inlet.
In cooling mode, heat pump refrigerant diagnosis is essentially the same as standard AC diagnosis in Murrells Inlet. In heating mode, the suction and discharge pressures are at different points in the system and at different expected values than in cooling mode in Murrells Inlet, SC. A technician familiar only with cooling mode pressure expectations may misinterpret normal heating mode pressures in Murrells Inlet.
During a defrost cycle, you may notice steam rising from the outdoor unit as the ice melts in Murrells Inlet. The outdoor fan may stop running during defrost. The supply air temperature indoors may drop temporarily in Murrells Inlet, SC. These are all normal defrost cycle characteristics in Murrells Inlet.
A correctly sized and correctly maintained heat pump has a designed service life of approximately 15 years in most climates in Murrells Inlet. Annual maintenance that keeps the coils clean, maintains correct refrigerant charge, and identifies developing faults helps systems reach the upper end of their service life in Murrells Inlet, SC.
Heat pump repair costs in Murrells Inlet range from $150 to $500 for minor repairs including capacitor, defrost sensor, and sequencer replacement, $500 to $1,200 for moderate repairs including reversing valve replacement and refrigerant circuit repair, and $1,200 to $2,500 and above for major repairs including compressor replacement in Murrells Inlet, SC. All pricing confirmed upfront before work begins in Murrells Inlet.
Yes. Every MBM heat pump repair is guaranteed in Murrells Inlet. If the repair does not produce the expected result within the guarantee period, we return and address it at no additional charge in Murrells Inlet, SC.
Call Today

Heat Pump Not Working Correctly? Call MBM in Murrells Inlet, SC Today.

Heat pump faults in either heating or cooling mode require technicians who understand how heat pumps operate differently from standard AC systems and furnaces in Murrells Inlet. MBM diagnoses heat pump-specific faults correctly, repairs with the right parts, and verifies performance in the affected mode before leaving in Murrells Inlet, SC. Every system type covered. Every season covered. Every repair guaranteed in Murrells Inlet. Call now, we respond fast in Murrells Inlet, SC.

Call Now — (888) 216-9551

Our HVAC & Air Duct Services in Murrells Inlet, SC

Duct SealingHVAC RepairAir Conditioning RepairDryer Vent CleaningFurnace RepairHeat Pump RepairEmergency HVAC RepairCommercial HVAC RepairHVAC InstallationHVAC Replacement

Serving These Locations

Air Duct Cleaning Hobe Sound, FLAir Duct Cleaning East Bethel, MNAir Duct Cleaning New City, NYAir Duct Cleaning Lordsburg, NMAir Duct Cleaning Sturgis, KYAir Duct Cleaning Hardinsburg, KYAir Duct Cleaning Luckey, OHAir Duct Cleaning Fetters Hot Springs-Agua Caliente, CAAir Duct Cleaning North Great River, NYAir Duct Cleaning West Mountain, UTAir Duct Cleaning Karnes City, TXAir Duct Cleaning Sappington, MOAir Duct Cleaning Chatmoss, VAAir Duct Cleaning Lake Bryan, TXAir Duct Cleaning Lynchburg, MSAir Duct Cleaning Curwensville, PAAir Duct Cleaning Ephrata, PAAir Duct Cleaning Cologne, MNAir Duct Cleaning Bellbrook, OHAir Duct Cleaning Tripoli, IAAir Duct Cleaning Shorewood-Tower Hills-Harbert, MIAir Duct Cleaning Quail Ridge, FLAir Duct Cleaning Perryville, MOAir Duct Cleaning Belvidere, ILAir Duct Cleaning Jonestown, TXAir Duct Cleaning Kidron, OHAir Duct Cleaning Hurt, VAAir Duct Cleaning Taylor Creek, FLAir Duct Cleaning Burton, SCAir Duct Cleaning Vine Hill, CAAir Duct Cleaning Southern Gateway, VAAir Duct Cleaning Barclay, NJAir Duct Cleaning Hickman, KYAir Duct Cleaning Gotha, FLAir Duct Cleaning Athens, MIAir Duct Cleaning Grandview, OKAir Duct Cleaning Capitola, CAAir Duct Cleaning Moon Lake, FLAir Duct Cleaning Wolf Lake, MIAir Duct Cleaning Dakota Ridge, COAir Duct Cleaning Georgetown, COAir Duct Cleaning Wray, COAir Duct Cleaning West Brattleboro, VTAir Duct Cleaning St. Hedwig, TXAir Duct Cleaning Rainier, ORAir Duct Cleaning Sardis, MSAir Duct Cleaning Cliffside Park, NJAir Duct Cleaning Farmington, MSAir Duct Cleaning Red Cloud, NEAir Duct Cleaning Boalsburg, PA