NewGen HVAC Blog

HVAC & Refrigeration Tips

Practical advice on heating, cooling, refrigeration, and keeping your equipment running — from our team to your home or business.

Outdoor heat pump or AC condenser installed beside a home with wall clearance and service space. General

Outdoor Heat Pump Unit Installation: Clearance, Placement, and Service Access Matter

A real outdoor HVAC unit photo shows why clearance, level support, drainage, and service access matter for heat pump and AC performance in New England homes.

calendar_today July 16, 2026 · NewGen HVAC
NewGen HVAC branded blog image for a commercial freezer frosting up article General

Commercial Freezer Frosting Up? Causes and What It Is Costing You

A commercial freezer frosting up can waste energy, strain equipment, and put inventory at risk. Learn common causes and when to call for refrigeration repair.

calendar_today July 15, 2026 · NewGen HVAC
NewGen HVAC branded blog image for a commercial flat-top griddle heating unevenly article General

Flat-Top Griddle Heating Unevenly? Common Causes and Fixes

Uneven heat on a commercial flat-top griddle can slow service, waste food, and frustrate kitchen staff. Learn common causes and when to call for repair.

calendar_today July 13, 2026 · NewGen HVAC
NewGen HVAC branded blog image for commercial oven repair and temperature problems. General

Commercial Oven Not Reaching Temperature? What Restaurants Should Check

A commercial oven that will not reach or hold temperature can slow service, affect food quality, and point to repair issues. Here is what restaurant owners should check.

calendar_today July 10, 2026 · NewGen HVAC
Commercial rooftop exhaust fan mounted on a flat roof. General

Commercial Rooftop Exhaust Fan Maintenance: What Business Owners Should Watch For

Rooftop exhaust fans help commercial spaces move stale air, heat, moisture, and odors out of the building. Learn what to watch for and when to schedule service.

calendar_today July 9, 2026 · NewGen HVAC
NewGen HVAC branded blog image for reach-in cooler and freezer troubleshooting General

Reach-In Cooler or Freezer Not Cooling? Troubleshooting for Businesses

A reach-in cooler or freezer that will not hold temperature can hurt service, waste inventory, and create food safety risk. Here is what business owners can check before calling for repair.

calendar_today July 8, 2026 · NewGen HVAC
Above-ceiling commercial HVAC ductwork, piping, supports, and wiring during a mechanical rough-in. General

Commercial HVAC Installation: Why Access and Clean Rough-In Work Matter

A clean commercial HVAC rough-in is not just about looks. Learn why access, support, ductwork, piping, and service planning matter for business comfort and long-term maintenance.

calendar_today July 7, 2026 · NewGen HVAC
NewGen HVAC branded blog image for commercial fryer repair article General

Commercial Fryer Not Heating? Causes and When to Call for Repair

A commercial fryer that will not heat can slow down service, hurt food quality, and create safety concerns. Learn the common causes and when a restaurant should call for repair.

calendar_today July 6, 2026 · NewGen HVAC
HVAC technician inspecting an air conditioning system for a clogged condensate drain line General

AC Drain Line Clogged? Warning Signs Homeowners Should Not Ignore

A clogged AC drain line can cause water leaks, shutoffs, musty odors, and cooling problems. Learn the warning signs and when to call a local HVAC technician.

calendar_today July 6, 2026 · NewGen HVAC
HVAC technician inspecting an outdoor central air conditioner for a possible capacitor failure General

AC Capacitor Failure: Why Your Air Conditioner Hums but Will Not Start

Learn the common signs of AC capacitor failure, why summer heat can trigger startup problems, and when to call a local HVAC technician for safe AC repair.

calendar_today July 3, 2026 · NewGen HVAC
Rooftop commercial HVAC ductwork connection on a flat roof General

Commercial HVAC Ductwork: Why Rooftop Connections Matter for Comfort and Efficiency

Rooftop HVAC ductwork affects airflow, comfort, energy use, and reliability. Learn what business owners should watch for and when to schedule commercial HVAC service.

calendar_today July 2, 2026 · NewGen HVAC
HVAC technician inspecting an outdoor central AC condenser during a summer repair visit at a New England home. General

Central AC Repair Near Me: Common Problems and When to Schedule Service

Searching for central AC repair near me? Learn the common problems that stop an air conditioner from cooling well and when homeowners should call a local HVAC technician.

calendar_today July 1, 2026 · NewGen HVAC
Technician working beside an outdoor mini-split heat pump unit near a home General

Mini-Split Installation: What Homeowners Should Know Before Adding Zoned Comfort

Thinking about adding a mini-split or ductless heat pump? Learn what homeowners in Methuen, the Merrimack Valley, and Southern NH should know before installation.

calendar_today July 1, 2026 · NewGen HVAC
HVAC technician inspecting an outdoor central air conditioner during a summer tune-up at a New England home. General

What Does an AC Tune-Up Include? A Summer Checklist for Homeowners

An AC tune-up helps catch airflow, coil, drain, thermostat, and electrical issues before peak summer heat. Here is what homeowners in Methuen and nearby areas should expect.

calendar_today July 1, 2026 · NewGen HVAC
HVAC technician inspecting an outdoor air conditioner condenser beside a home on a summer day. General

Why Your Air Conditioner Runs Constantly but Still Does Not Cool Well

If your air conditioner runs all day but your home still feels warm, the issue may be airflow, maintenance, refrigerant, sizing, or aging equipment. Learn what to check and when to call for AC service.

calendar_today June 26, 2026 · NewGen HVAC
Technician handling rooftop HVAC ductwork on a commercial flat roof. General

Why Rooftop HVAC Ductwork Matters for Commercial Comfort and Efficiency

Rooftop HVAC performance depends on more than the unit itself. Learn why ductwork condition, access, sealing, and maintenance matter for commercial buildings in Methuen, the Merrimack Valley, and Southern NH.

calendar_today June 26, 2026 · NewGen HVAC
HVAC technician inspecting an outdoor air conditioner with ice on the refrigerant line during summer. General

Why Your Air Conditioner Freezes Up in Summer

A frozen air conditioner can leave your home warm during the hottest part of summer. Learn the common causes, what to do first, and when to call NewGen HVAC for service.

calendar_today June 24, 2026 · NewGen HVAC
Covered rooftop HVAC work area on a flat commercial roof during service preparation. General

Why Commercial Rooftop HVAC Maintenance Matters Before Busy Seasons

Rooftop HVAC systems are easy to overlook until comfort problems interrupt business. Learn what maintenance checks matter and when to call for service in Methuen, the Merrimack Valley, and Southern NH.

calendar_today June 24, 2026 · NewGen HVAC
HVAC technician inspecting an outdoor central AC or heat pump unit beside a New England home. General

Central AC or Heat Pump? What to Consider Before Replacing Your Air Conditioner

Replacing an older air conditioner? Learn when central AC or a heat pump may make sense for Merrimack Valley and Southern NH homes.

calendar_today June 23, 2026 · NewGen HVAC
HVAC technician inspecting a commercial rooftop unit on a flat roof. General

Commercial HVAC Repair vs. Replacement: When a Rooftop Unit Is Near the End

Learn when a commercial rooftop unit can be repaired and when replacement may be the more practical choice for Merrimack Valley and Southern NH businesses.

calendar_today June 21, 2026 · NewGen HVAC
Technician servicing a commercial rooftop HVAC unit, used for a NewGen HVAC rooftop unit maintenance article. General

Commercial Rooftop Unit Maintenance Checklist for Merrimack Valley Businesses

A practical rooftop unit maintenance checklist for Merrimack Valley businesses that want fewer HVAC surprises and less downtime.

calendar_today June 19, 2026 · NewGen HVAC
Branded NewGen HVAC blog graphic for AC unit readiness before a Merrimack Valley heat wave. General

Is Your AC Unit Ready for a Merrimack Valley Heat Wave?

Before the next heat wave hits Methuen and the Merrimack Valley, learn the AC warning signs that mean it is time for a tune-up or repair.

calendar_today June 17, 2026 · NewGen HVAC
Mitsubishi Electric outdoor mini-split heat pump condenser installed outside a building by New Generation HVAC. General

Mitsubishi Mini-Split Installation: Efficient Heating and Cooling for Homes and Small Businesses

New Generation HVAC installs Mitsubishi mini-split and heat pump systems for efficient heating and cooling in homes and small businesses across Methuen, Merrimack Valley, and Southern NH.

calendar_today June 15, 2026 · NewGen HVAC
What Causes a Walk-In Cooler to Stop Cooling? 7 Common Issues — NewGen HVAC blog image General

What Causes a Walk-In Cooler to Stop Cooling? 7 Common Issues

A walk-in cooler that stops cooling can put inventory, food safety, and business operations at risk. Here are seven common causes and when to call for commercial refrigeration repair.

calendar_today June 13, 2026 · NewGen HVAC
5 Common Ice Machine Problems in Restaurants and When to Call for Repair — NewGen HVAC blog image General

5 Common Ice Machine Problems in Restaurants and When to Call for Repair

Ice machine issues can slow service, create sanitation concerns, and affect drink quality. Here are five common problems restaurants see and when it makes sense to call for professional repair.

calendar_today June 11, 2026 · NewGen HVAC
Rooftop Unit Maintenance Checklist for Small Businesses — NewGen HVAC blog image General

Rooftop Unit Maintenance Checklist for Small Businesses

A simple rooftop unit maintenance checklist can help small businesses reduce breakdowns, control energy costs, and catch HVAC problems before they affect daily operations.

calendar_today June 9, 2026 · NewGen HVAC
What Is Included in an HVAC Maintenance Plan? — NewGen HVAC blog image General

What Is Included in an HVAC Maintenance Plan?

An HVAC maintenance plan helps homeowners stay ahead of breakdowns, improve efficiency, and catch small issues early. Here is what is typically included and why it matters.

calendar_today June 7, 2026 · NewGen HVAC
7 Signs Your Ductless Mini-Split Needs Repair Before It Gets Worse — NewGen HVAC blog image General

7 Signs Your Ductless Mini-Split Needs Repair Before It Gets Worse

Weak airflow, leaks, odors, and rising energy bills can all point to a mini-split problem. Here are seven signs your ductless system may need repair before the issue gets worse.

calendar_today June 5, 2026 · NewGen HVAC
Repair or Replace Your Ductless Mini-Split? A Guide for Merrimack Valley Homeowners — NewGen HVAC blog image General

Repair or Replace Your Ductless Mini-Split? A Guide for Merrimack Valley Homeowners

Not sure whether your ductless mini-split is worth fixing? Here is a practical guide to repair vs replacement for homeowners in Methuen, the Merrimack Valley, and Southern New Hampshire.

calendar_today June 3, 2026 · NewGen HVAC
7 Signs Your AC Compressor May Be Failing — NewGen HVAC blog image General

7 Signs Your AC Compressor May Be Failing

Weak cooling, hard starts, strange noises, and short cycling can all point to AC compressor trouble. Here are seven signs homeowners should not ignore.

calendar_today June 1, 2026 · NewGen HVAC
Why Your Walk-In Cooler Is Running Warm: 8 Issues to Check — NewGen HVAC blog image General

Why Your Walk-In Cooler Is Running Warm: 8 Issues to Check

A walk-in cooler running warm can put inventory and food safety at risk. Here are eight common causes restaurant and market owners should check before the problem gets worse...

calendar_today May 30, 2026 · NewGen HVAC

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