Rmc257pvs01 Parts

This magnetron capacitor is the microwave high-voltage capacitor that helps supply the magnetron with the pulse of energy needed to produce heat. Replacing a failing capacitor restores normal heating performance and reduces arcing or loud humming. What it does

• Stores and releases the high-voltage pulse required by the magnetron so the microwave can generate heat.
• Prevents unstable magnetron operation that can cause weak or no heating.
• Common symptoms of a failing capacitor: oven runs but doesn't heat, intermittent heating, loud buzzing/humming, or visible arcing inside the cavity.
• A failed capacitor can also cause blown internal fuses or tripped circuits.

• One capacitor.

• Disconnect power and verify the appliance is completely de-energized before servicing.
• Capacitors can hold dangerous charge; discharge the capacitor safely with an insulated tool.
• Use the exact replacement part and follow the appliance service manual for routing and connections.

This left-hand oven door hinge assembly restores smooth, spring-assisted door movement and a tight seal. Replacing a worn or bent hinge helps the door close properly, reducing heat loss and improving cooking performance and safety.

• Supports and pivots the door; spring mechanism controls opening/closing tension
• Helps the door close fully and compress the gasket for a proper seal
• Corrects sagging, misalignment, or popping doors caused by hinge wear
• Common symptoms: door won't close or stay shut, drops open, uneven gaps, heat escaping, oven light stays on

• Disconnect power and allow the oven to cool completely before servicing
• Remove the door per your model's instructions; support the door and release hinge locks before lifting off
• Left-hand specific: install on the left side when facing the appliance
• Hinge springs are under tension—use caution, and wear gloves and eye protection

This time-delay fuse protects the appliance's power circuit by opening when current exceeds a safe level while tolerating brief inrush current. Replacing a blown fuse can help restore power once the root cause is corrected. What it does:

• Protects the line and control circuits from shorts and overloads
• Time-delay design helps prevent nuisance opening during startup surges
• When open, the unit will be completely dead—no display, lights, or response
• Repeatedly opening usually indicates an unresolved electrical fault that needs diagnosis

• 1 time-delay fuse

• Disconnect power at the breaker before servicing; some appliances can retain dangerous high voltage
• Replace only with the same type and rating specified by the manufacturer
• Inspect the fuse holder and wiring for heat damage or loose connections before reassembly
• If the new fuse opens immediately, stop and diagnose the underlying cause; never bypass or upsize a fuse

This capacitor is a replacement motor start/run capacitor that helps the appliance motor start and run smoothly, restoring reliable operation and reducing motor strain. Designed as a direct-fit electrical component for affected Whirlpool units. What it does:

• Provides the necessary phase shift/starting boost to the motor so it can start and maintain proper speed
• Replaces a failed or weak capacitor that may cause a motor to hum, stall, struggle to start, or run intermittently
• Helps prevent excessive motor heat and excessive wear caused by poor starting performance
• Restores correct electrical characteristics when the original capacitor has degraded

• Always disconnect the appliance from power before accessing electrical components
• Discharge the capacitor before handling to avoid shock; use insulated tools and follow safety procedures
• Note and reconnect wiring exactly as found; take a photo before removal if needed

This light transformer (20VA) steps down incoming voltage for the appliance's light circuit. Replace a failing transformer to restore dependable illumination so you can monitor cooking progress and see clearly when cleaning.

• Steps down line voltage to the lower voltage used by the light circuit
• Supports consistent, reliable interior lighting
• A failed transformer can leave the light inoperative even with a good bulb
• Intermittent operation or flickering can indicate a weakening transformer

• Disconnect power at the breaker or unplug the unit before servicing
• Access and mounting location vary by model; note wiring and orientation before removal
• Move wires one at a time to the matching terminals/leads on the new transformer
• Secure the transformer and route wiring away from hot or moving parts; test light operation before reassembly

This 10-32 terminal block nut fastens wire lugs to the appliance's terminal studs. Replacing a missing, stripped, or corroded nut restores a tight, reliable connection and helps prevent heat damage or intermittent power at the connection.

• Secures wire lugs to a 10-32 terminal stud for a solid electrical connection
• Restores proper clamping force when the original nut is stripped, corroded, or missing
• Helps address loose/burned terminal connections, heat discoloration, or intermittent power at the block
• Suitable for terminal block and similar 10-32 stud applications on compatible appliances

• Disconnect power at the breaker or unplug the appliance before servicing
• Inspect the terminal block, studs, and wiring for heat damage; replace any damaged components
• Clean threads and start the nut by hand to avoid cross-threading; tighten firmly without overtightening
• If the stud turns while tightening, hold it with an appropriate tool to protect the block

Screw for control panel vent.

This transient suppressor helps protect the appliance's electronic control by absorbing voltage spikes and filtering electrical noise on the power line. Replacing a failed suppressor can restore control stability after power events. What it does:

• Clamps transient voltage spikes to help protect the control board from surge-induced damage
• Filters electrical noise that can cause erratic displays, resets, or nuisance shutoffs
• Typically mounts near the main control and wires per the unit's schematic
• Common signs include a charred/cracked component, burnt odor, or repeated control failures after power issues

• One transient suppressor module

• Disconnect power at the breaker before servicing; verify no power is present
• Photograph/label wiring and move leads one at a time per the model's wiring diagram
• Mount securely and route wires away from sharp edges and high-heat sources
• After a surge event, inspect the control and wiring for additional damage

Size: 10-32 inch.

This fixed thermostat protects the appliance by opening the circuit when excessive heat is detected. Replacing a failed or weak thermostat restores reliable over-temperature protection and helps prevent heat-related shutdowns.

• Opens the circuit if the protected area overheats to help prevent damage to components
• Helps with symptoms like unexpected shutdowns during operation or no power after overheating
• Can be the cause when the unit only runs again after cooling down
• Helps maintain safe operating temperatures around heat-sensitive parts

• Disconnect power before servicing; some appliances contain high-voltage components
• Access location varies by model; note wire positions before removal and transfer one lead at a time
• Reuse existing mounting hardware; ensure firm terminal connections and correct orientation
• After replacement, confirm proper airflow/venting and normal operation

Screw: 8-16 x 3/8 inch.

Color: Black. Size: 12 oz. Acrylic appliance aerosol can spray paint.

This replacement capacitor restores stable electrical timing and motor/run performance in compatible Whirlpool appliances. It helps the appliance start and run smoothly when the original capacitor has failed or weakened. What it does:

• Provides the stored charge needed for motor start/run circuits and control timing.
• Helps prevent motor hum, slow starts, or failure to start when the capacitor is failing.
• Reduces erratic cycling or intermittent operation caused by a weak capacitor.
• Supports reliable operation of blower, fan or small motor circuits that rely on a dedicated capacitor.

• Disconnect power to the appliance at the source before accessing electrical components.
• Capacitors can hold charge—discharge safely before touching terminals.
• Use insulated tools and avoid shorting terminals; verify correct fit and secure connections.

This sheet-metal pan-head screw secures appliance panels, brackets, and components to the cabinet or frame. Replacing a missing or damaged screw restores a tight fit and helps stop rattles, misalignment, and loosening.

• Fastens sheet-metal panels, covers, ducts, and brackets to the appliance chassis
• Helps keep components aligned and secure during operation
• Replace if the original is missing, rusted, stripped, or damaged
• Common symptoms: loose or vibrating panels, gaps or misaligned parts, hardware that won't tighten

• Disconnect power; shut off gas or water supply before servicing
• Support the panel or part being attached; hand-start threads to avoid cross-threading
• Use the correct driver bit; tighten snugly but do not overtighten into sheet metal
• If multiple matching screws secure a part, consider replacing them as a set for consistent hold

This block-style fuse holder secures and connects the appliance fuse to the wiring harness, restoring a safe electrical connection and thermal protection. Use it when the original fuse block is cracked, corroded, or no longer holding the fuse securely. What it does:

• Holds and connects the appliance fuse to the wiring harness so the thermal/overload fuse can function.
• Restores reliable electrical contact when the original block is cracked, melted, or corroded.
• Addresses symptoms such as intermittent power, no heat, or appliance not starting when caused by a bad fuse connection.
• Works with the existing fuse and wiring—does not replace the fuse itself.

• Disconnect power to the appliance before inspecting or replacing this part.
• Replace any damaged wiring, connectors, or insulation found during replacement; do not cut corners or bypass thermal safety devices.

Color: Black.