Hoshizaki E7: Board Communication Error
| Error Code | E7 |
|---|---|
| Meaning | Board Communication Error |
| Severity | High |
| Quick Fix | Power cycle the machine |
| Repair Cost | $300-$700 |
Hoshizaki Error E7 indicates board communication error. The E7 error indicates a communication failure between the control board and display or between multiple control boards.
What Causes Hoshizaki Error E7?
Possible Causes
- 1 Loose wiring connections
- 2 Control board failure
- 3 Power surge damage
- 4 Display board issue
Affected Models
This error is common across Hoshizaki 3 ice machine models.
How to Fix Hoshizaki Error E7
Follow these steps to troubleshoot and potentially resolve the E7 error on your Hoshizaki ice machine.
Step 1
Power cycle the machine
Step 2
Check for loose wire connections
Safety First
- • Power off: Always unplug your Hoshizaki 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 Hoshizaki Professional
E7 errors require professional diagnosis of the control system. Do not attempt board replacement without expertise.
Frequently Asked Questions
What does Hoshizaki error E7 mean?
The E7 error indicates a communication failure between the control board and display or between multiple control boards.
How do I fix Hoshizaki E7 error?
To fix Hoshizaki E7: Power cycle the machine. Check for loose wire connections. E7 errors require professional diagnosis of the control system. Do not attempt board replacement without expertise.
Is Hoshizaki E7 serious?
Hoshizaki E7 is rated as high severity. Professional service is recommended to avoid further damage.
How much does it cost to fix Hoshizaki E7?
Typical repair cost for Hoshizaki E7 is $300-$700. This includes diagnosis, parts, and labor. Professional ice machine cleaning in Houston starts at $199.