Hussmann MAXI-140, Operator'S Manual

Page: 17 / 20

TROUBLESHOOTING
The following chart identifies most common
problems, their causes, and suggested solutions.
©2007 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
U.S. & CANADA 1-800-504-4828 • WWW.CHILLCHAMBER.HUSSMANN.COM
15
P/N 31033596_B
01 June 2007
™
MAXI-140
Problem Possible Causes Solution/Action
Does not turn on Plug is out of outlet Insert plug into outlet
Poor contact at outlet Remove and reinsert plug into outlet.
If good contact cannot be established,
contact a licensed electrician to replace the outlet.
No power Power outage OR
Circuit breaker tripped
UNPLUG UNIT until power is restored
UNPLUG UNIT until breaker is reset
Safe-NET controller settings are retained for at least five days, but a power surge can cause damage.
Low Voltage Install a voltage regulator
Unusual Noise Unit not level Reposition and level the unit
Unit contacting structure Reposition unit to provide space on all sides
Rear grille loose Fasten grille to attenuate sound
Slow to cool Dirty condenser coil Clean condenser coil
product
Poor airflow around unit Reposition unit to provide space on all sides
Evaporator blocked by ice Verify that door is sealing completely
Heavy use in high humidity -- reset Safe-NET
controller to increase frequency of defrosts
Loading with warm product The warmer the product when placed in the
Chill Chamber, the longer the time needed to
cool the product.
Temperature display Recently stocked Allow time for temperature display to catch up
not accurate with stocking -- about 30 minutes.
Condensation High relative humidity Remove moisture with soft cloth. Reduce ambient
on door humidity. Move unit to area of lower humidity.
Troubleshooting Guide
To place a service call, please phone Hussmann’s call center at 1 (800) 504 4828.