Manitowoc E21: Harvest Cycle Timeout
| Error Code | E21 |
|---|---|
| Meaning | Harvest Cycle Timeout |
| Severity | Medium |
| Quick Fix | Run cleaning cycle |
| Repair Cost | $250-$450 |
Manitowoc Error E21 indicates harvest cycle timeout. The E21 error indicates ice is not releasing from the evaporator within the expected time during harvest.
What Causes Manitowoc Error E21?
Possible Causes
- 1 Scale buildup preventing release
- 2 Hot gas valve issue
- 3 Thermostatic issues
- 4 Evaporator plate damage
Affected Models
This error is common across Manitowoc 3 ice machine models.
How to Fix Manitowoc Error E21
Follow these steps to troubleshoot and potentially resolve the E21 error on your Manitowoc ice machine.
Step 1
Run cleaning cycle
Step 2
Check that water curtain moves freely
Safety First
- • Power off: Always unplug your Manitowoc ice machine before attempting repairs
- • Water supply: Turn off water supply to prevent leaks
- • Warranty: DIY repairs may void manufacturer warranty
When to Call a Manitowoc Professional
E21 typically requires professional diagnosis of hot gas system or evaporator condition.
Frequently Asked Questions
What does Manitowoc error E21 mean?
The E21 error indicates ice is not releasing from the evaporator within the expected time during harvest.
How do I fix Manitowoc E21 error?
To fix Manitowoc E21: Run cleaning cycle. Check that water curtain moves freely. E21 typically requires professional diagnosis of hot gas system or evaporator condition.
Is Manitowoc E21 serious?
Manitowoc E21 is rated as medium severity. Some DIY troubleshooting may help, but professional service may be needed.
How much does it cost to fix Manitowoc E21?
Typical repair cost for Manitowoc E21 is $250-$450. This includes diagnosis, parts, and labor. Professional ice machine cleaning in Houston starts at $199.