BEFORE SERVICING, REFER TO PAGE 3 AND 4 OF THIS DOCUMENT FOR IMPORTANT NOTICES
L22-405 RO 2
Table of Contents
SAFETY WARNINGS……...……………………..………….……………………3-4
SERIAL NUMBER BREAKDOWN.……………………….………………………5
THEORY OF OPERATION……………..…………………….……………………..6
BASIC TROUBLESHOOTING..…………………………….………………………7
PREPAIRING TO SERVICE APPLIANCE……………….……………………….8
COMPONENT IDENTIFICATION……………………….……………………..8-9
COMPUTER DISPLAYS…………………………………….…………………10-11
COMPONENT TROUBLESHOOTING…………….……………………..12-18
Temperature Probe ……………………………………………………………………………………………………………..…12
Oil Level Probe ………………………………………………………………………………………………………………………12
24VAC Transformer………………………………………………………………………………………………………………….12
DC POWER SUPPLY………………………………………………………………………………………………………………….13
Element ………………………………………………………………………………………………………………………………….13
Contactors ..…………………………………………………………………………………………………………………………….13
Actuators ………………………………………………………………………………………………………………………………..14
Hi-Limit Switch ……………………………………………………………………………………………………………………….14
Auto Filter Board ……………………………………………………………………………………………………………….15-17
Filter Pump and Motor…………………………………………………………………………………………………………….18
Pan In Place/Pan Not Empty Switches …………………………………………………………………………………….18
TEMPERATURE PROBE RESISTANCE CHART……..……………………..19
SCHEMATICS ………………………………………………….…………………20-24
NOTES .…………………………………………………………….……………………25
CONTACT THE FACTORY …………………………………………………………26
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