Manitowoc E07: Starving TXV / Low Refrigerant
Severity
high
Difficulty
Advanced
Time
90-180 min
Pro Cost
$300-$600
| Error Code | E07 |
|---|---|
| Meaning | Starving TXV / Low Refrigerant |
| Quick Fix | Visual inspection for obvious refrigerant leaks (oil stains on lines) |
| Tools Needed | Refrigerant gauges, Leak detector, Multimeter |
| Affected Models | IYT0620A, IYT0900A, IYT1200A |
Manitowoc Error E07 indicates starving txv / low refrigerant. The E07 error indicates a starving evaporator condition in single TXV systems, or a low refrigerant charge. The thermal expansion valve is not delivering adequate refrigerant to the evaporator.
What Causes Manitowoc Error E07?
Possible Causes
- 1 Low refrigerant charge from leak
- 2 TXV (thermal expansion valve) malfunction
- 3 Restricted liquid line or filter drier
- 4 Moisture in the refrigerant system
Affected Models
Houston Climate Factor
Gulf Coast salt air accelerates refrigerant line corrosion, especially on rooftop units. Annual leak checks are critical for Houston installations.
Tools & Parts You'll Need
Tools Required
- Refrigerant gauges
- Leak detector
- Multimeter
Parts That May Be Needed
- TXV valve $150-$300
- Filter drier $25-$50
How to Fix Manitowoc Error E07
Follow these steps to troubleshoot and potentially resolve the E07 error on your Manitowoc ice machine.
Before You Start
- 1. Disconnect power — unplug your Manitowoc ice machine
- 2. Turn off water supply — prevent leaks during repair
- 3. Check warranty — DIY repairs may void coverage
Step 1
Visual inspection for obvious refrigerant leaks (oil stains on lines)
Did these steps resolve the error?
Great news!
To prevent this from happening again, check the prevention tips below.
View Prevention TipsLooks like you need a pro
This E07 error on your Manitowoc may require professional diagnosis. Houston technicians can typically resolve this for $300-$600.
How to Prevent Manitowoc Error E07
Schedule annual refrigerant system inspection
Watch for gradual decline in ice production as early warning
Maintain condenser cleanliness to reduce system strain
When to Call a Manitowoc Professional
E07 requires professional refrigerant system diagnosis by an EPA-certified technician. Do not attempt refrigerant work.
Frequently Asked Questions
What does Manitowoc error E07 mean?
The E07 error indicates a starving evaporator condition in single TXV systems, or a low refrigerant charge. The thermal expansion valve is not delivering adequate refrigerant to the evaporator.
How do I fix Manitowoc E07 error?
To fix Manitowoc E07: Visual inspection for obvious refrigerant leaks (oil stains on lines). E07 requires professional refrigerant system diagnosis by an EPA-certified technician. Do not attempt refrigerant work.
Is Manitowoc E07 serious?
Manitowoc E07 is rated as high severity. Professional service is recommended to avoid further damage.
How much does it cost to fix Manitowoc E07?
Typical repair cost for Manitowoc E07 is $300-$600. This includes diagnosis, parts, and labor. Professional ice machine cleaning in Houston starts at $199.
What tools do I need to fix Manitowoc E07?
You'll need: Refrigerant gauges, Leak detector, Multimeter. Always disconnect power before starting any repairs.
Can I fix Manitowoc E07 myself?
This repair is rated as advanced difficulty. This typically requires professional training and specialized tools. Estimated time: 90-180 min.
Other Manitowoc Error Codes
View all Manitowoc codes →Other Brand Error Codes
Diagnostic Tools
Need Help With Manitowoc Error E07?
Houston Manitowoc specialists available for same-day service. Get a free quote in minutes.