Koldfront WAC25001W Service Manual

1
CONTENTS
CONTENTS ....................................................................................................................................... 1
SAFETY PRECAUTIONS ..................................................................................................................... 2
ELECTRICAL SAFETY ..................................................................................................................... 3
GENERAL SAFETY ......................................................................................................................... 4
1 EXPLODED DIAGRAMS AND PART LISTS ...................................................................................... 5
1.1 WAC8001W AND WAC12001W ............................................................................................ 5
1.2 WAC18001W ......................................................................................................................... 7
1.3 WAC25001W ......................................................................................................................... 9
1.4 DIMENSIONS ....................................................................................................................... 11
2 WIRING DIAGRAMS .................................................................................................................... 12
2.1 WAC8001W ......................................................................................................................... 12
2.2 WAC12001W AND WAC18001W ........................................................................................ 13
2.3 WAC25001W ....................................................................................................................... 14
3 MAIN COMPONENTS.................................................................................................................. 15
3.1 MAJOR PARTS ..................................................................................................................... 15
3.2 ELECTRONIC CONTROL BOX AND MAIN PCB ...................................................................... 15
3.3 SENSOR AND DISPLAY CONNECTIONS ON MAIN PCB ........................................................ 16
4 OPERATING INSTRUCTIONS ....................................................................................................... 17
4.1 DISPLAY PANEL CONTROLS ................................................................................................. 17
4.2 REMOTE CONTROLS ............................................................................................................ 19
5 INSTALLATION AND CLEANING .................................................................................................. 20
5.1 PROPER INSTALLATION AND DRAINAGE............................................................................. 20
5.2 CLEANING THE FILTER ......................................................................................................... 21
6 MODES AND OPERATING CONDITIONS ..................................................................................... 22
6.1 TERMS AND DEFINITIONS ................................................................................................... 22
6.2 PROTECTION FUNCTIONS ................................................................................................... 22
6.3 AUTO MODE ........................................................................................................................ 22
6.4 FAN-ONLY MODE ................................................................................................................ 23
6.5 COOLING MODE .................................................................................................................. 23
6.6 AUTO-DEFROST FUNCTION ................................................................................................. 24
6.7 HEATING MODE .................................................................................................................. 24
6.8 DRY MODE ........................................................................................................................... 25
6.9 SLEEP MODE ........................................................................................................................ 25
7 TROUBLESHOOTING ................................................................................................................... 26
7.1 TROUBLESHOOTING GUIDE ................................................................................................ 26
7.2 ERROR CODES AND SENSOR MALFUNCTIONS .................................................................... 28
7.3 TEMPERATURE SENSOR RESISTANCE TEST TABLE .............................................................. 29

Koldfront WAC25001W Specifications

General

Description of product	Window Air Conditioner and Heater
Model	WAC25001W
Color	White
Voltage/Frequency	208-230V / 60Hz
Current (Cooling / Heating)	11.3 / 22.5A
BTUs (Cooling / Heating)	25, 000 / 16, 000
Coolant	R410A, 36.7 oz.
Timer	24 Hour

Weight and Dimensions

Dimensions W x D x H	26.5” x 26.5” x 18.6”
Weight	131 lbs.