Honeywell MN12CES owner manual Troubleshooting Guide, Problem, Possible Cause, Solution

Models: MN12CES

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TROUBLESHOOTING GUIDE

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

Possible Cause

Solution

 

• No electricity.

• Check for power.

 

• Batteries in the remote control need

• Change remote control batteries.

The air conditioning

to be replaced.

 

• The power cord is not properly

• Remove and reconnect the power

unit does not start

plugged in.

cord.

 

• The safety GFI plug has tripped.

• Reset the safety GFI plug, if

 

 

problem persists contact our

 

 

customer support.

 

 

 

 

• The thermostat temperature setting

• Lower the set temperature.

 

is too close to room temperature.

 

Runs a short while

• Air outlet is blocked.

• Make sure the exhaust hose is

only

• There are tight bends in the air

properly connected.

 

• Connect exhaust hose as per

 

exhaust hose.

instructions on page 9.

 

 

 

 

• A door or window is open.

• Make sure the window or door

 

 

is closed.

 

• The air filter is dirty.

• Clean the air filter

Runs but no cooling

• The exhaust hose is detached.

• Reinstall exhaust hose properly

 

(refer to page 9, Installation)

 

 

 

• Temperature setting is too high.

• Reduce temperature setting on

 

 

control panel.

 

• Air outlet or intake is blocked.

• Remove blockage.

 

 

 

Will not run and

• Excess water condensation inside

• Drain the water. (refer to page 14,

water full indicator

the tank.

Water Condensation Drainage).

light is ON

 

 

 

 

 

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Honeywell MN12CES owner manual Troubleshooting Guide, Problem, Possible Cause, Solution