PartHawk Blog
Tips and guides for repair professionals who want to find parts faster and save money.
How to Find the Right Replacement Part Every Time
A step-by-step guide for technicians to identify, locate, and verify replacement parts using model numbers, part numbers, and cross-references.
HVAC Parts Buying Guide for Field Technicians
Where to buy HVAC parts online, how to compare wholesale vs retail, and tips for getting the best prices on capacitors, motors, and control boards.
Appliance Repair vs Replace: When Is Each Worth It?
Help your customers make smart decisions with this guide on when to repair an appliance versus buying new.
Top 10 HVAC Parts Every Tech Should Carry on Their Van
Stock your service van with these essential HVAC parts to complete more jobs on the first visit and boost your first-call fix rate.
Understanding Part Numbers: OEM, Aftermarket, and Cross-References
Learn how part numbers work across manufacturers, what OEM vs aftermarket means, and how to use cross-reference numbers to find compatible parts.
GE Refrigerator Parts Guide: Common Failures and Where to Find Replacements
The most commonly replaced GE refrigerator parts, their symptoms, and how to find the right replacement at the best price.
Samsung Washer Error Codes: What They Mean and Which Parts to Replace
Decode every Samsung washing machine error code and learn exactly which replacement part fixes each problem.
HVAC Capacitor Sizing Guide: How to Read and Replace AC Capacitors
Learn how to read capacitor ratings, choose the right replacement, and avoid common mistakes when replacing AC capacitors.
Whirlpool Dryer Not Heating? Here Are the 5 Most Likely Parts to Replace
Diagnose and fix a Whirlpool dryer that runs but does not heat. Step-by-step guide to the most common failed parts.
Furnace Not Working? A Technician's Troubleshooting Checklist
Step-by-step furnace troubleshooting guide covering the most common failures from thermostat problems to ignition failures.
Dishwasher Not Draining? 6 Parts to Check Before Calling a Pro
Standing water in your dishwasher after a cycle? Here are the most common causes and the replacement parts that fix them.
Mini Split Installation Parts List: Everything You Need
Complete parts and materials checklist for ductless mini split installations. Covers line sets, electrical, mounting, and accessories.
5 Signs Your Refrigerator Compressor Is Failing (And What to Do)
How to identify a failing fridge compressor, when to repair vs replace, and where to find affordable replacement compressors.
Best HVAC Tools for New Technicians: The Essential Starter Kit
A complete guide to the essential HVAC tools every new technician needs, organized by priority and budget.
Oven Not Heating? Troubleshoot Electric and Gas Ovens Step by Step
Fix an oven that will not heat with this diagnostic guide covering both gas and electric ovens, including the most common failed parts.
Lennox Furnace Error Codes: Complete LED Flash Code Guide
Decode Lennox furnace LED flash codes and learn which parts to replace for each error condition.
How to Read Appliance Model Numbers: Find Your Parts in Seconds
A guide to decoding model numbers from GE, Whirlpool, Samsung, LG, and other major appliance brands so you can find parts faster.
Carrier AC Not Cooling? Troubleshooting Guide for Technicians
Systematic troubleshooting guide for Carrier central air conditioners covering electrical, mechanical, and refrigerant issues.
How to Replace a Washing Machine Water Inlet Valve
Step-by-step guide to diagnosing and replacing a failed water inlet valve on top-load and front-load washing machines.
Grainger vs Amazon for Parts: When to Use Each Supplier
Compare Grainger and Amazon for buying HVAC, electrical, and industrial parts. Pricing, shipping, pros and cons for each.
Rheem Water Heater Parts Guide: Troubleshooting and Replacements
Common Rheem water heater problems, the parts that fix them, and where to find replacements at the best price.
How to Improve Your First-Call Fix Rate as a Service Technician
Practical tips to complete more repairs on the first visit, increase customer satisfaction, and boost your revenue.
Trane vs Carrier: Parts Availability, Pricing, and Sourcing Tips
Compare Trane and Carrier HVAC systems for parts availability, aftermarket options, and where to source replacements.
Electrical Panel Parts Guide: Breakers, Bus Bars, and When to Upgrade
Everything you need to know about residential electrical panel components, common failures, and finding the right replacement breakers.
LG Refrigerator Ice Maker Not Working? Complete Fix Guide
Diagnose and fix LG refrigerator ice maker problems including no ice, small cubes, and leaking. Covers all common LG ice maker failures.