Manitowoc UYF0140A - Service Manual

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Part Number: 040005890 Rev 06 11/20

UnderCounter Ice Machines

Installation, Operation and Maintenance Manual

,

Caution

Read this instruction before operating this equipment.

Table of Contents

Other manuals for Manitowoc UYF0140A

Technician's Handbook260 pages

Questions and Answers:

K
Kevin SantanaAug 13, 2025
How to troubleshoot a Manitowoc UYF0140A Ice Maker that does not operate?
- Y
  Yesenia TrujilloAug 14, 2025
  If your Manitowoc Ice Maker isn't operating, there could be several reasons. First, check the power supply: ensure the machine is plugged in, the main switch is on, the breaker hasn't tripped, and the fuse is intact. If power isn't the issue, make sure the ice machine is turned on by pressing the On/Off button. Lastly, confirm that the damper is in the upright position and can swing freely.
G
Glenn HicksAug 17, 2025
Why is my Manitowoc UYF0140A producing low ice capacity?
- L
  Lisa HigginsAug 17, 2025
  If your Manitowoc Ice Maker has low ice capacity, start by cleaning the condenser. Ensure the air temperature around the ice maker (for air-cooled models) does not exceed 110° F (43°C) and that there is adequate clearance around the unit to allow proper airflow. Remove any objects blocking airflow to the condenser. Verify that the incoming water is cold and that the water pressure is within the range of 20-80 psi (137.9 -551.5 kPa), replacing the water filter if needed.
H
Heather ColemanAug 21, 2025
Why is the ice quality poor in my Manitowoc Ice Maker?
- R
  robertmossAug 21, 2025
  If the ice quality from your Manitowoc Ice Maker is poor, start by testing the incoming water quality and install appropriate filters. Replace the water filter if water filtration is poor. Clean and sanitize the ice machine. If applicable, repair the water softener if it's not working properly.
K
Kevin ShepherdAug 25, 2025
Why is my Manitowoc UYF0140A producing shallow or incomplete cubes?
- S
  Sarah WaltonAug 25, 2025
  If your Manitowoc Ice Maker produces shallow or incomplete cubes, adjust the ice thickness switch. Check the water trough level to ensure it is neither too high nor too low. Replace the water filter if water filtration is poor. Ensure the ice machine is connected to a cold water supply and that the incoming water pressure is between 20-80 psi (137.9 -551.5 kPa). Finally, level the ice machine.
S
Sharon BurnsAug 28, 2025
What to do if Manitowoc UYF0140A does not release ice?
- D
  Derek AndersonAug 28, 2025
  If your Manitowoc Ice Maker is not releasing ice or is slow to harvest, first clean and sanitize the ice machine. Then, ensure the ice machine is level. If you have an air-cooled model, check that the air temperature around the ice machine is at least 40° F (4°C).
C
Claudia TorresSep 1, 2025
Why is the ice sheet too thick in my Manitowoc UYF0140A Ice Maker?
- J
  Jason MorrowSep 2, 2025
  If the ice sheet in your Manitowoc Ice Maker is too thick, adjust the ice thickness float to correct the water trough level. If the power button was turned off and on during the freeze cycle, allow the ice to thaw and release from the evaporator before restarting the machine. Also, if the ice damper was opened and closed during the harvest cycle before the ice released, allow the ice to thaw and release before restarting.
C
Casey AndrewsSep 5, 2025
What to do if Manitowoc UYF0140A Ice Maker does not cycle into harvest mode?
- J
  Jessica SilvaSep 5, 2025
  If your Manitowoc Ice Maker does not cycle into harvest mode, first wait for the six-minute freeze time lock-in to expire. If that's not the issue, clean and sanitize the ice machine, as the harvest float switch might be dirty. Check if the harvest float switch wire is disconnected and connect it if necessary. Also, ensure the harvest float switch is properly adjusted.
B
Brian JohnsonSep 9, 2025
How to fix thick ice sheets in Manitowoc Ice Maker?
- J
  James WalkerSep 9, 2025
  If the ice sheet in your Manitowoc Ice Maker is too thick, adjust the ice thickness float to correct the water trough level. If the power button was turned off and on during the freeze cycle, allow the ice to thaw and release from the evaporator before restarting the machine. Also, if the ice damper was opened and closed during the harvest cycle before the ice released, allow the ice to thaw and release before restarting. In case of long harvest cycles with repeated safety limit indication, clean the ice machine and perform diagnostic procedures as required.

Manitowoc UYF0140A Specifications

General

Brand	Manitowoc
Model	UYF0140A
Category	Ice Maker
Language	English

Summary

Safety Notices

General Personal Safety Precautions

Read this manual thoroughly before operating, installing, or performing maintenance.

Electrical Installation Safety Guidelines

Follow electrical requirements during installation for safety.

Installation Injury Prevention Measures

Precautions to prevent personal injury during the installation process.

Refrigeration System Safety

Requirements for refrigeration system during installation, use, and repair.

Use and Maintenance Safety Precautions

Precautions to prevent personal injury during use and maintenance.

Section 2 Installation

Location Selection and Leveling

Electrical Service Requirements

Water Supply and Drain Line Installation

Pre-Installation Checklist and Adjustments

Section 3 Operation

Touch Pad Controls and Indicators

Ice Making Sequence of Operation

Safety Limit Feature Explanation

Section 5 Troubleshooting

Troubleshooting Common Problems

Checklist and solutions for common operational issues like no operation, ice quality, or capacity.

Safety Limit Feature Troubleshooting

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