What to do if the pump's thermal fuse is defective on my Nespresso Essenza D99?
- DDavid FloresSep 10, 2025
If the pump's thermal fuse (128°C) is defective in your Nespresso Coffee Maker, replace the pump.

What to do if the pump's thermal fuse is defective on my Nespresso Essenza D99?
If the pump's thermal fuse (128°C) is defective in your Nespresso Coffee Maker, replace the pump.
What to do if my Nespresso Coffee Maker has a leakage at the extraction system?
If there's a leakage at the extraction system of your Nespresso Coffee Maker, replace the TCBU.
What to do if my Nespresso Essenza D99 Coffee Maker is not working?
If your Nespresso Coffee Maker is not working, first check if the mains cable is functional and replace it if necessary. Also, check if the pump is working by pressing the coffee button.
What to do if my Nespresso Essenza D99 water tank is leaking?
If the water tank of your Nespresso Coffee Maker is leaking, replace the water tank.
What to do if my Nespresso Essenza D99 has a leakage at tubes connection?
If there's a leakage at the tube connection of your Nespresso Coffee Maker, replace the defective tube and seal.
What to do if my Nespresso Essenza D99 is scaled?
If your Nespresso Coffee Maker is scaled, descale the machine.
What to do if the capsule is not correctly ejected from my Nespresso Essenza D99?
If the capsule is not correctly ejected from your Nespresso Coffee Maker, replace the TCBU.
What to do if the electrical wires are not functional on my Nespresso Coffee Maker?
If the electrical wires of your Nespresso Coffee Maker are not functional, replace the electrical mainboard and the NTC.
What to do if the mains cable is damaged on my Nespresso Essenza D99?
If the mains cable of your Nespresso Coffee Maker is damaged, replace the mains cable.
What to do if the backlighted coffee button blinks at irregular intervals on my Nespresso Essenza D99 Coffee Maker?
If the backlighted coffee button blinks at irregular intervals on your Nespresso Coffee Maker, check if the thermoblock heating element is functional and replace the NTC.
| Brand | Nespresso |
|---|---|
| Model | Essenza D99 |
| Type | Espresso Machine |
| Pressure | 19 bar |
| Cup Size Options | Espresso, Lungo |
| Preheating Time | 25 seconds |
| Compatible Capsules | Nespresso OriginalLine Capsules |
| Warranty | 2 years |
| Material | Plastic |
| Power | 1260 watts |
| Voltage | 220-240 V |
| Color Options | Black, White |
| Auto Shut-off | Yes |
Procedure for checking the machine for faults and damage upon initial receipt.
Steps to diagnose issues when the machine is not working or has temperature problems.
Procedures for checking for leaks, flow rate issues, and identifying scaling problems.
Essential safety warnings regarding electrical shock and burns before performing repairs.
Critical safety warnings for performing tests on energized or opened machines.
Introduction to protective earth continuity testing requirements and legal aspects.
Practical steps for performing the protective earth continuity test.
Introduction to protective insulation testing, its purpose, and safety considerations.
Steps for connecting equipment and selecting settings for insulation testing.
Final steps for insulation testing, reading results, and handling test failures.
Instructions for initiating the descaling process, including safety and preparation.
Continuation of descaling, including refilling and rinsing the machine.











