Manitowoc E19: Ice Thickness Probe Fault
Severity
medium
Difficulty
Moderate
Time
20-40 min
Pro Cost
$150-$350
| Error Code | E19 |
|---|---|
| Meaning | Ice Thickness Probe Fault |
| Quick Fix | Inspect probe for physical damage (cracks, bulging) |
| Tools Needed | Ice thickness probe adjustment tool, Ruler or calipers |
| Affected Models | IYT0420A, IYT0620A, IYT0900A, IDT0420A, IDT0620A |
Manitowoc Error E19 indicates ice thickness probe fault. The E19 error indicates a fault with the ice thickness probe. This probe controls ice cube size and must be set to the factory specification of 1/8 inch (3mm) ice bridge thickness. A 120° turn of the adjustment screw equals 1/16 inch adjustment.
What Causes Manitowoc Error E19?
Possible Causes
- 1 Ice thickness probe physically damaged (cracked or bulging)
- 2 Probe cannot swing freely due to wiring restriction
- 3 Probe out of factory setting (1/8 inch / 3mm)
- 4 Scale buildup on probe affecting sensitivity
Affected Models
Houston Climate Factor
Houston's hard water deposits scale on the ice thickness probe, affecting readings. Clean the probe every time you run a descaling cycle to maintain accurate ice size.
Tools & Parts You'll Need
Tools Required
- Ice thickness probe adjustment tool
- Ruler or calipers
Parts That May Be Needed
- Ice thickness probe $50-$100
How to Fix Manitowoc Error E19
Follow these steps to troubleshoot and potentially resolve the E19 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
Inspect probe for physical damage (cracks, bulging)
Step 2
Ensure probe swings freely without wiring restriction
Step 3
Verify 1/8 inch (3mm) factory setting
Step 4
Clean probe of any mineral deposits
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 E19 error on your Manitowoc may require professional diagnosis. Houston technicians can typically resolve this for $150-$350.
How to Prevent Manitowoc Error E19
Clean probe during every descaling cycle
Verify probe setting after any service work near the evaporator
Monitor ice cube size for changes indicating probe drift
When to Call a Manitowoc Professional
If probe is damaged or adjustment doesn't resolve the error, professional replacement and calibration is needed.
Frequently Asked Questions
What does Manitowoc error E19 mean?
The E19 error indicates a fault with the ice thickness probe. This probe controls ice cube size and must be set to the factory specification of 1/8 inch (3mm) ice bridge thickness. A 120° turn of the adjustment screw equals 1/16 inch adjustment.
How do I fix Manitowoc E19 error?
To fix Manitowoc E19: Inspect probe for physical damage (cracks, bulging). Ensure probe swings freely without wiring restriction. Verify 1/8 inch (3mm) factory setting. If probe is damaged or adjustment doesn't resolve the error, professional replacement and calibration is needed.
Is Manitowoc E19 serious?
Manitowoc E19 is rated as medium severity. Some DIY troubleshooting may help, but professional service may be needed.
How much does it cost to fix Manitowoc E19?
Typical repair cost for Manitowoc E19 is $150-$350. This includes diagnosis, parts, and labor. Professional ice machine cleaning in Houston starts at $199.
What tools do I need to fix Manitowoc E19?
You'll need: Ice thickness probe adjustment tool, Ruler or calipers. Always disconnect power before starting any repairs.
Can I fix Manitowoc E19 myself?
This repair is rated as moderate difficulty. Some technical knowledge is helpful but most handy people can manage. Estimated time: 20-40 min.
Other Manitowoc Error Codes
View all Manitowoc codes →Other Brand Error Codes
Diagnostic Tools
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