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ProFix Appliance Repair Boston
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Issue-Specific Repair appliance repair

Issue-Specific Repair

Sharp Microwave Microwave Runs but No Magnetron Power in Somerville, MA

Is your Sharp Microwave microwave runs but no magnetron power? Local Somerville technicians fix it fast — call (617) 812-1425.

MA Licensed & InsuredSame-day available90-day parts warrantyAll Greater Boston home types served
$100–$320
Typical cost
1–2 hours
Repair time
90-Day
Warranty
(617) 812-1425

Mon–Sat 7am–8pm · Sun 9am–5pm

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1st Appointment
$15 OFF
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Return Customer
$20 OFF
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Veteran & Military
$20 OFF
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Senior (65+)
$20 OFF
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Samsung appliance repairLG appliance repairWhirlpool appliance repairGE appliance repairBosch appliance repairMaytag appliance repairKitchenAid appliance repairFrigidaire appliance repairElectrolux appliance repairKenmore appliance repairAmana appliance repairSpeed Queen appliance repairMiele appliance repairSub-Zero appliance repairViking appliance repairThermador appliance repairWolf appliance repairJennAir appliance repairDacor appliance repairSmeg appliance repairFisher & Paykel appliance repairSharp appliance repairHoshizaki appliance repairManitowoc appliance repairTrue appliance repairHobart appliance repair
Certified Boston Repair Experts

Built for Greater Boston — Homes, Condos & More

ProFix Appliance Repair Boston specializes in local Sharp Microwave repair in Somerville, MA. All secondary functions work (light, turntable, fan) but the magnetron is not receiving power. Our neighborhood technicians carry the parts needed to fix it in a single visit and serve zip codes 02143, 02144, 02145.

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Colonial & Ranch
Greater Boston's most common homes — we service full-size appliances in Middlesex, Essex & Norfolk County MA.
Condo / Townhouse
HOA-approved. Insurance certificates & board documentation on request.
Same-Day Service
Call before noon for today's slot across all Greater Boston zip codes.
All Major Brands
Samsung, LG, Sub-Zero, Miele, Viking & 40+ more.
Upfront Pricing
Flat-rate quotes before work starts — no surprise charges.
90-Day Warranty
Parts & labor guaranteed. We return at no charge if needed.
MA Licensed & Insured
State-licensed, fully bonded & insured
HOA & Board Ready
Insurance certificates on request
Flexible Scheduling
Mon–Sat 7am–8pm · Sun 9am–5pm
Upfront Fixed Pricing
No hidden fees — price locked before we start

How It Works

01
Book Online or Call
Schedule in 2 min or call (617) 812-1425
02
Tech Arrives
Usually same day in a 2-hr window
03
Diagnose & Quote
Upfront price — no work without approval
04
Fix & Test
Repair done, tested before we leave

Related Services

Microwave Not Heating
Sparking Inside
Turntable Not Spinning
Door Won't Close / Open
Display Not Working
Making Loud Noise
Won't Start
Sparking Inside Microwave
Waveguide Cover Burned or Damaged
Door Switch Failure
Door Not Closing Properly
Door Handle Broken
Turntable Making Grinding Noise
Control Panel Not Responding
Runs with Door Open
Noisy During Operation
Cooling Fan Not Working
Burns Food Too Quickly
Microwave Won't Start
Interior Light Not Working
Over-Range Microwave Ventilation Poor
Grease Filter Clogged
Charcoal Filter Saturated
Error Code Displayed
Intermittent Heating
Popping or Crackling Noise During Operation
Overheating and Shutting Off
Arcing from Metal Rack
Fan Running After Microwave Is Off
Some Display Digits Missing
Sparking from Turntable Tray Area
Food Heating Unevenly
Clicking Sounds After Cooking
Steam or Condensation Inside Microwave
Burning Plastic Smell from Microwave
Power Level Selection Not Working
Inverter Board Failure (Inverter Microwaves)
Interior Light Flickering
Microwave Tripping Circuit Breaker
Water or Moisture in Control Panel
Error Code Indicating Thermal Fault
Sensor Cooking Not Working Properly
Child Lock Won't Disable
Interior Cavity Coating Peeling
Ventilation Fan Motor Failure (Over-Range)
Arcing from Magnetron Antenna
Runs Only a Few Seconds Then Stops
Door Won't Latch Closed
Runs at Wrong Power Level
Keypad Buttons Sticking
Vent Damper Stuck Closed or Open
No Sound / No Beep
Display Shows Wrong Time After Power Outage
Grease Fire Risk — Heavy Grease Buildup
Door Window Cracked
Unusual Smell After Each Use
Humidity Sensor Not Working (Sensor Cook)
Door Seal / Gasket Damaged
Convection Mode Not Baking Properly

Available Now · Greater Boston, MA

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ProFix Appliance Repair Boston — trusted by thousands of Greater Boston homeowners. Same-day slots available.

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Why Is Your Sharp Microwave Microwave Runs but No Magnetron Power?

All secondary functions work (light, turntable, fan) but the magnetron is not receiving power.

Common Causes

  • 1High-voltage fuse blown (separate from main fuse)
  • 2High-voltage capacitor failed
  • 3High-voltage diode failed
  • 4High-voltage transformer failed
  • 5Thermal cutout in magnetron heat path tripped

How We Fix It

Our technician will safely discharge the capacitor (LETHAL CHARGE — never DIY) and test the HV circuit components.

  • Diagnostic included when we do the repair
  • Genuine Sharp OEM parts
  • Avg repair time: 1–2 hours
Typical repair cost: $100–$320
Average repair time: 1–2 hours · 90-day parts & 30-day labor warranty included
Call (617) 812-1425

Other Sharp Microwave Issues in Somerville

Microwave Not Heating
Sparking Inside
Turntable Not Spinning
Door Won't Close / Open
Display Not Working
Making Loud Noise
Won't Start
Sparking Inside Microwave
Waveguide Cover Burned or Damaged
Door Switch Failure
Door Not Closing Properly
Door Handle Broken
Turntable Making Grinding Noise
Control Panel Not Responding
Runs with Door Open
Noisy During Operation
Cooling Fan Not Working
Burns Food Too Quickly
Microwave Won't Start
Interior Light Not Working
Over-Range Microwave Ventilation Poor
Grease Filter Clogged
Charcoal Filter Saturated
Error Code Displayed
Intermittent Heating
Popping or Crackling Noise During Operation
Overheating and Shutting Off
Arcing from Metal Rack
Fan Running After Microwave Is Off
Some Display Digits Missing
Sparking from Turntable Tray Area
Food Heating Unevenly
Clicking Sounds After Cooking
Steam or Condensation Inside Microwave
Burning Plastic Smell from Microwave
Power Level Selection Not Working
Inverter Board Failure (Inverter Microwaves)
Interior Light Flickering
Microwave Tripping Circuit Breaker
Water or Moisture in Control Panel
Error Code Indicating Thermal Fault
Sensor Cooking Not Working Properly
Child Lock Won't Disable
Interior Cavity Coating Peeling
Ventilation Fan Motor Failure (Over-Range)
Arcing from Magnetron Antenna
Runs Only a Few Seconds Then Stops
Door Won't Latch Closed
Runs at Wrong Power Level
Keypad Buttons Sticking
Vent Damper Stuck Closed or Open
No Sound / No Beep
Display Shows Wrong Time After Power Outage
Grease Fire Risk — Heavy Grease Buildup
Door Window Cracked
Unusual Smell After Each Use
Humidity Sensor Not Working (Sensor Cook)
Door Seal / Gasket Damaged
Convection Mode Not Baking Properly
FAQ

FAQ — Sharp Microwave Repair

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