Residents and businesses of Portsmouth, RI know that when they need expert heating, cooling, refrigeration or electrical services they can count on Medford Welling Service Co., Inc. Our professional technicians are available 24/7 to take care of your needs.

Read our reviews to see why our residential and commercial clients in Portsmouth, RI call us over and over to meet their HVAC-R and electrical service needs.

Local Reviews
for Portsmouth, RI

Our Reviews by City



Donald  G.

Donald G.

Commercial HVAC repair for a Lennox RTU is not maintaining temp in the front entrance area. Found the unit was not igniting. Commercial HVAC install for a new ignition control.

Near Grain Terrace, Portsmouth, RI 02871
Scott  F.

Scott F.

Commercial heating repair for a Reznor unit heater that is down. Found the ignition cable has deteriorated. Commercial heating installation of an ignition cable.

Near W Main Rd, Portsmouth, RI 02871
Dan  R.

Dan R.

Commercial heating repair for a Dayton Unit Heater that is not providing any heat to the space at all. The unit is not responding to any calls for heat or anything. Commercial heating install for a new control board.

Near Park Ave, Portsmouth, RI 02871
Bob  S.

Bob S.

Commercial refrigeration repair for a Hoshizaki Ice Machine that is running extremely noisy. Found the compressor to be the cause. Commercial refrigeration install for a new compressor.

Near Corys Ln, Portsmouth, RI 02871
Bill K.

Bill K.

Commercial refrigeration repair for a Delfield Reach-In Cooler that is much warmer than it should be. Found that the door is abused a lot and the hinges AND the gasket are on their way out. Commercial refrigeration install for a new hinge set and gasket

Near Middle Rd, Portsmouth, RI 02871
Anthony  D.

Anthony D.

Commercial HVAC repair for a Trane RTU that is providing only cool air to the back space. Found the unit to be calling for heat but nothing happening. Commercial HVAC install for a new flame proving switch.

Near Peleg Rd, Portsmouth, RI 02871
Adam F.

Adam F.

Commercial HVAC repair for a Lennox RTU that is providing no heat to the front entrance area. Found the unit to be creating no spark. Commercial HVAC install for a new ignition unit.

Near Little Harbor Lndg, Portsmouth, RI 02871
Karl  P.

Karl P.

Commercial Refrigeration repair for a Manitowoc Ice Machine that has gone down. Found the bin sensor to have died. COmmercial Refrigeration install for a new bin sensor.

Near Willow Ln, Portsmouth, RI 02871
Shawn  H.

Shawn H.

Commercial refrigeration repair for a Delfield Reach-In Cooler that is freezing up. Found the evaporator to be frozen solid and unit never defrosting. Commercial refrigeration install for a new defrost cycle timer.

Near Fox Run, Portsmouth, RI 02871
Yanni F.

Yanni F.

Commercial HVAC repair for a Lennox RTU that is not responding to the thermostat. Found the unit has been shut down at the disconnect, apparently, the alarm company was out there and forgot to turn it back on. Flipped switch back on and all is working well.

Near Lagoon Rd, Portsmouth, RI 02871
Mark S.

Mark S.

Commercial HVAC repair for a York RTU that is providing only cold air to the space. Found the unit calling for heat but not combustion. Commercial HVAC install for a new ignition unit.

Near E Main Rd, Portsmouth, RI 02871
Yanni F.

Yanni F.

Commercial refrigeration repair for an Ice-O-Matic Ice Machine that is down completely. Found unit's outlet to be faulty and let the MOD know we will dispatch an electrician to look into this issue further.

Near Massachusetts Blvd, Portsmouth, RI 02871
Donald  G.

Donald G.

Commercial refrigeration repair for Randell Reach-In beverage cooler that is running warm. Found the unit low on refrigerant and a leak present in the compressor. Commercial refrigeration install for a new compressor.

Near Anthony Rd, Portsmouth, RI 02871
Dave  R.

Dave R.

Commercial HVAC repair for a York Furnace that is providing no heat at all. Pilot light will not stay lit and will not create combustion. Commercial HVAC install for a new ignition unit.

Near Boyds Ln, Portsmouth, RI 02871
Dan  R.

Dan R.

Commercial HVAC repair for a Trane RTU that is providing to much air to the location. Found the variable speed fan to be malfunctioning and only operating at full capacity. Commercial HVAC install for a blower motor assembly.

Near Point Rd, Portsmouth, RI 02871
John  H.

John H.

Commercial refrigeration repair for a Continental Reach-In Cooler that is not holding temperature. Found the thermostat to be faulty. Commercial Refrigeration installation for a new thermostat

Near E Main Rd, Portsmouth, RI 02871
Joe  H.

Joe H.

Commercial HVAC repair for a Trane RTU that is providing only cool air and no warm air. Found the heat exchanger to be damaged and also releasing CO into the air. Shut down unit and tagged/locked out the disconnect. Commercial HVAC installation for a new heat exchanger.

Near Corys Ln, Portsmouth, RI 02871
Anthony  D.

Anthony D.

Commercial refrigeration repair for a Masterbuilt Walk-In Freezer that is leaking water. Found evaporator pan to be corroded and no longer functioning. Commercial refrigeration installation for a new evaporator pan.

Near Mare Terrace, Portsmouth, RI 02871
Adam F.

Adam F.

Commercial HVAC repair for a Lennox RTU that is providing no air to the space. Found the fan to be seized and not running. Motor is down. Commercial HVAC installation for a new blower assembly.

Near E Main Rd, Portsmouth, RI 02871
Dan  R.

Dan R.

Commercial heating repair for a Dayton unit heater not providing any heat. Found connections from the flame sensor to be corroded and unable to fire the unit. Commercial heating install for a new flame sensor.

Near Mare Terrace, Portsmouth, RI 02871
Brian  C.

Brian C.

Commercial refrigeration repair for a Manitowoc Ice Machine inconsistently providing solid finished ice. Found unit had been moved and placed directly next to an oven that is used consistently. Recommended moving unit away from the heat source and monitoring as no issue was found on diagnosis.

Near Sprague St, Portsmouth, RI 02871
Bob  S.

Bob S.

Commercial HVAC repair for a AAON Heat Pump not providing heat. Found thermostat contacts and wires frayed and providing an inconsistent signal to the unit. Commercial HVAC Install for a new thermostat and wiring to the unit.

Near Dexter St, Portsmouth, RI 02871