LG LRE30453ST Service Manual

(Page)
COMPONENT TEST ----------------------------------------------------------------------------- 4-1 ~ 4-7
• Convection Motor ----------------------------------------------------------------------------------------------------------- 4-1
• Door locking Motor --------------------------------------------------------------------------------------------------------- 4-2
•
Micro Switch (normally open type) ----------------------------------------------------------------------------------- 4-2
• LVT -------------------------------------------------------------------------------------------------------------------------------
4-2
•
Oven Sensor ----------------------------------------------------------------------------------------------------------------- 4-3
• Door switch -------------------------------------------------------------------------------------------------------------------
4-3
• Broil element ----------------------------------------------------------------------------------------------------------------- 4-3
•
Bake element ---------------------------------------------------------------------------------------------------------------- 4-3
• Oven lamp --------------------------------------------------------------------------------------------------------------------
4-4
• Single surface unit(RF, LR, RR) -------------------------------------------------------------------------------------- 4-5
• Warming Zone(CR) ------------------------------------------------------------------------------------------------------- 4-6
• Dual surface unit(LF) ------------------------------------------------------------------------------------------------------ 4-7
COMPOSITION OF CONTROL ------------------------------------------------------------- 5-1 ~ 5-4
• Main PCB
----------------------------------------------------------------------------------------------------------------------- 5-2
• Cook-top display PCB
------------------------------------------------------------------------------------------------------ 5-3
• Oven relay PCB
--------------------------------------------------------------------------------------------------------------- 5-3
FAILURE MODE FLOW CHART ------------------------------------------------------------ 6-1 ~ 6-11
• No display (No power) -------------------------------------------------------------------------------------------- 6-1 ~ 6-4
• Oven does not heat ----------------------------------------------------------------------------------------------- 6-5 ~ 6-7
•
Cook-top does not heat ------------------------------------------------------------------------------------------ 6-8 ~ 6-9
• Oven lamp does not operate ----------------------------------------------------------------------------------------- 6-10
• No key input
---------------------------------------------------------------------------------------------------------------- 6-11
FAILURE CODES
------------------------------------------------------------------------------------------ 7-0
F-CODE FLOW CHART
--------------------------------------------------------------------- 7-1 ~ 7-10
• F-1 error ------------------------------------------------------------------------------------------------------------------------ 7-1
• F-2 error --------------------------------------------------------------------------------------------------------------- 7-2 ~ 7-4
• F-3, F-4 error --------------------------------------------------------------------------------------------------------- 7-5 ~ 7-6
• F-9 error ------------------------------------------------------------------------------------------------------------- 7-9 ~ 7-10
TROUBLE SHOOTING ------------------------------------------------------------------------- 8-1 ~ 8-3
SCHEMATIC DIAGRAM ---------------------------------------------------------------------------------- 9-1
• STRIP CIRCUITS
---------------------------------------------------------------------------------------------------- 9-2 ~ 9-5
EXPLODED VIEW ---------------------------------------------------------------------------- 10-1 ~ 10-9
REPLACEMENT PARTS LIST ----------------------------------------------------------- 11-1 ~ 11-9

LG LRE30453ST Specifications

General

Brand	LG
Model	LRE30453ST
Category	Ranges
Language	English