[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]

[@jumpermantech](/creator/youtube/jumpermantech)
"Aluminum Brazing/Welding For Beginners"  
[YouTube Link](https://youtube.com/watch?v=AgrM_bJrn5k) [@jumpermantech](/creator/youtube/jumpermantech) 2019-11-23T16:00Z 119K followers, 240.4K engagements


"HVAC TRAINING BOARD: Wiring & Testing A Belimo Modulating Control Valve (Modulating Actuator Theory)"  
[YouTube Link](https://youtube.com/watch?v=IAJ8L5-F3y4) [@jumpermantech](/creator/youtube/jumpermantech) 2023-01-01T16:18Z 119K followers, 59.6K engagements


"HVAC Training Board: How To Troubleshoot A Transformer (How To Check A HVAC Step Down Transformer)"  
[YouTube Link](https://youtube.com/watch?v=SMTINB0Xfrk) [@jumpermantech](/creator/youtube/jumpermantech) 2022-01-02T16:40Z 119K followers, 301.2K engagements


"HVAC: Belimo Valve Actuator Installation (Belimo B220 + LF24 US) Hydronic Actuator Valve"  
[YouTube Link](https://youtube.com/watch?v=_jjjO-pAEVo) [@jumpermantech](/creator/youtube/jumpermantech) 2021-04-04T14:30Z 119K followers, 31.9K engagements


"HVAC TOOLS: Ultimate HVAC Tool Bag (Best HVAC Technician Tool Bag Setup) Veto Pro Pac Tech Pac MC"  
[YouTube Link](https://youtube.com/watch?v=S5hkg7_h_Bk) [@jumpermantech](/creator/youtube/jumpermantech) 2021-12-18T16:00Z 119K followers, 89.2K engagements


"HVACR: TRUE Digital Temperature Control Defrost Settings (True Freezer Defrost Parameters/Program)"  
[YouTube Link](https://youtube.com/watch?v=sPU8nr-cfsU) [@jumpermantech](/creator/youtube/jumpermantech) 2025-05-25T15:17Z 119K followers, 12.5K engagements


"HVAC: How To Recover Refrigerant From Any LG MULTI V Heat Pump/Heat Recovery System (VACUUM MODE)"  
[YouTube Link](https://youtube.com/watch?v=7zwy-o3uzzI) [@jumpermantech](/creator/youtube/jumpermantech) 2025-01-19T16:00Z 119K followers, 5213 engagements


"HVAC: Current Relay Explained (Current Relay Wiring Diagram) Sequence Of Operation & Troubleshooting"  
[YouTube Link](https://youtube.com/watch?v=AylUxZ4Eagc) [@jumpermantech](/creator/youtube/jumpermantech) 2022-07-03T15:00Z 119K followers, 62.1K engagements


"HVAC: AAON Commercial Water Source Heat Pump Not Cooling (AAON Split System WSHP Troubleshooting)"  
[YouTube Link](https://youtube.com/watch?v=N0l5La9uI00) [@jumpermantech](/creator/youtube/jumpermantech) 2024-08-24T15:01Z 119K followers, 7882 engagements


"HVAC: Nu Calgon RX11 Flush Kit (How To Use Nu Calgon RX11 Flush) Nu Calgon RX11 Flush Procedure"  
[YouTube Link](https://youtube.com/watch?v=QL03XbU0fX4) [@jumpermantech](/creator/youtube/jumpermantech) 2025-09-14T15:22Z 119K followers, 2650 engagements


"HVAC: Johnson Controls Water Source Heat Pump Making A LOT Of Noise (Johnson Controls WSHP Repair)"  
[YouTube Link](https://youtube.com/watch?v=VaW7rNuld_o) [@jumpermantech](/creator/youtube/jumpermantech) 2024-12-07T16:00Z 119K followers, 6943 engagements


"HVAC: How To Install a Bullet Piercing Valve On Any AC/Refrigeration System (Supco BPV21 BPV31)"  
[YouTube Link](https://youtube.com/watch?v=ixdY7w9KYXY) [@jumpermantech](/creator/youtube/jumpermantech) 2021-09-25T12:55Z 119K followers, 67.2K engagements


"HVAC: LG MULTI V Inverter Compressor Failure Investigation (LG CH21 - LG CH26 - LG CH29 Error Code)"  
[YouTube Link](https://youtube.com/watch?v=siuSAFPYAkg) [@jumpermantech](/creator/youtube/jumpermantech) 2023-12-17T16:00Z 119K followers, 26K engagements


"HVAC: AAON Commercial Water Source Heat Pump Follow Up Repair (AAON WSHP Not Cooling/Burned Wiring)"  
[YouTube Link](https://youtube.com/watch?v=ulF4lzZhWao) [@jumpermantech](/creator/youtube/jumpermantech) 2024-09-01T15:45Z 119K followers, 4202 engagements