EasyManuals Logo
Home>Manitowoc>Ice Maker>QF0400

Manitowoc QF0400 Installation, Use & Care Manual

Manitowoc QF0400
44 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #19 background imageLoading...
Page #19 background image
Part Number 000007651 05/10 19
Section 5
Customer Support
Checklist
If a problem arises during operation of your ice machine, follow the checklist below before calling for service. Routine
adjustments and maintenance procedures are not covered by the warranty.
Problem Possible Cause To Correct
Ice machine does not operate. No electrical power to the ice machine. Replace the fuse/reset the breaker/turn on
main power switch/plug cord into receptacle.
Control Board fuse open.
ICE/OFF/CLEAN toggle switch set improperly. Move toggle switch to the ICE position.
8 minute lockout has not expired. Bin level light will flash to indicate 8 minute
lockout has not expired. Refer to Sequence of
Operation.
Bin level sensor is disconnected or is
contacting the ice.
Connect bin level sensor or remove ice
contacting probe.
High Pressure Control is open. Clean condenser, check fan motor, check high
pressure control operation.
Gear Motor runs but
compressor will not start.
Water reservoir is empty. (Water must contact
the water level probe to start the compressor.)
Open water service valve or clean float valve
screen.
Water level probes out of position. Correct water level probe position.
Ice machine stops and can be
restarted by moving the toggle
switch to OFF and back to ICE.
The SafeGuard feature is stopping the ice
machine.
Refer to “SafeGuard Feature” in this section.
Ice quality is poor. Poor incoming water quality. Contact a qualified service company to test the
quality of the incoming water and check filter.
Water filtration is poor. Replace filter.
Incoming water temperature is above 90
°F
(32
°C).
Correct water temperature. (Verify check/
mixing valves in other equipment are working
properly.) Connect the ice machine to a cold
water supply.
Water pressure is low. Water pressure must remain between 20 and
80 psig.
Water softener is working improperly (if
applicable).
Repair the water softener.
Low ice capacity. Water float valve screen is dirty. Remove and clean the filter screen.
Incoming water supply is shut-off. Open the water service valve.
Water dump valve is leaking. Clean the dump valve.
Water Pressure is low. Water pressure must remain between 20 and
80 psig (138 and 552 kPA).
Incoming water temperature is above 90
°F
(32
°C).
Correct water temperature. (Verify check/
mixing valves in other equipment is working
properly.)
Water float valve stuck open or leaking. Remove the float valve and clean it.
Objects stacked around ice machine, blocking
airflow to condenser.
Remove items blocking airflow.
High air temperature around ice machine. Air temperature must not exceed 110
°F
(43
°C).
Inadequate clearance around the ice machine. Provide adequate clearance.
The condenser is dirty. Clean the condenser.

Table of Contents

Other manuals for Manitowoc QF0400

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Manitowoc QF0400 and is the answer not in the manual?

Manitowoc QF0400 Specifications

General IconGeneral
BrandManitowoc
ModelQF0400
CategoryIce Maker
LanguageEnglish

Related product manuals