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Service Manual STG5/7 STW5/7 form 9123659 rev. 03/2014
TABLE OF CONTENTS
Index .......................................................................................................................................................... 4
General technical data
.............................................................................................................................. 6
Technical data
....................................................................................................................................... 6
Programming instructions for the STG 5 / STG 7 and STW 5 / STW 7
................................................... 7
Optional settings for the STG 5 and STG 7
............................................................................................. 9
Removal and replacement of parts for the STG 5 and STG 7
.............................................................. 11
Right or left side panel
........................................................................................................................ 11
Top cover
.............................................................................................................................................. 11
Knob
..................................................................................................................................................... 11
Operating panel
................................................................................................................................... 12
Electric panel
........................................................................................................................................ 12
Display
.................................................................................................................................................. 13
Panel and keypad assembly
................................................................................................................ 13
Namepanel
........................................................................................................................................... 13
Quartz lamp
......................................................................................................................................... 14
Power and I/O board
........................................................................................................................... 14
High limit thermostat
.......................................................................................................................... 15
Main switch
.......................................................................................................................................... 15
Contactor
.............................................................................................................................................. 16
Blower motor
....................................................................................................................................... 16
PT500 sensor
......................................................................................................................................... 16
Blower motor bottom rotisserie (stacked STG)
.................................................................................. 17
Heating element
.................................................................................................................................. 17
Drive motor
.......................................................................................................................................... 18
Door adjustment (left side)
................................................................................................................. 19
Door glass inside
.................................................................................................................................. 19
Door outside
........................................................................................................................................ 20
Removal and replacement of parts for the STW 5 and STW 7
............................................................ 21
Blower motor
....................................................................................................................................... 21
Thermometer
....................................................................................................................................... 21
Thermostat
........................................................................................................................................... 22
Main switch
.......................................................................................................................................... 22
Heating element
.................................................................................................................................. 23
Halotherm lamp
................................................................................................................................... 23
Electrical tests and service procedures
.................................................................................................. 24
Heating element test
........................................................................................................................... 24
Contactor, drive motor and blower test
............................................................................................. 24
PT500 sensor test
................................................................................................................................. 25
Keypad test
.......................................................................................................................................... 26
Changing quartz light functions
......................................................................................................... 26
Control location
................................................................................................................................... 27
General troubleshooting list
.................................................................................................................. 28
Troubleshooting for the STG 5 / 7 rotisseries
..................................................................................... 28
Troubleshooting for the STW 5 / 7 warmers
...................................................................................... 29
INDEX