Troubleshooting Guide - Honeywell MN12CES Owner's Manual

TROUBLESHOOTING GUIDE

The following troubleshooting guide addresses the most common problems. If problems
persist, call customer service. Unplug and disconnect the appliance from the power
source before attempting to troubleshoot.
Problem
The air conditioning
unit does not start
Runs a short while
only
Runs but no cooling
Will not run and
water full indicator
light is ON
15
Possible Cause
• No electricity.
• Batteries in the remote control need
to be replaced.
• The power cord is not properly
plugged in.
• The safety GFI plug has tripped.
• The thermostat temperature setting
is too close to room temperature.
• Air outlet is blocked.
• There are tight bends in the air
exhaust hose.
• A door or window is open.
• The air filter is dirty.
•
The exhaust hose is detached.
• Temperature setting is too high.
• Air outlet or intake is blocked.
• Excess water condensation inside
the tank.
Solution
• Check for power.
• Change remote control batteries.
• Remove and reconnect the power
cord.
• Reset the safety GFI plug, if
problem persists contact our
customer support.
• Lower the set temperature.
• Make sure the exhaust hose is
properly connected.
• Connect exhaust hose as per
instructions on page 9.
• Make sure the window or door
is closed.
• Clean the air filter
• Reinstall exhaust hose properly
(refer to page 9, Installation)
• Reduce temperature setting on
control panel.
• Remove blockage.
• Drain the water. (refer to page 14,
Water Condensation Drainage).