Garland moisture+ MPGD10D, Service Manual

Page: 44 / 80

Part # MPSM07 (03/24/08) Page 44
Fan Speed Test
1 . After selecting Fan Speed Test and pressing “ENTER”
(lower right blank), the control will turn the oven fan on
LOW speed for ten seconds . Verify that the fan is indeed
running on low speed . The control will show
2 . After a short while, the control will turn the fan on HIGH
speed for ten seconds . Verify that the fan is indeed on
high .
3 . After a few seconds, the test will complete . Press “CANCEL”
to return to Diagnostics Mode . .
Heat Test
1 . After selecting Heat Test and pressing “ENTER” (lower right
blank), the control will show the actual temperature of the
oven, and will turn the heaters on . Verify that the actual
temperature increases during the test .
2 . After a short while, the test will complete . Press “CANCEL”
to return to Diagnostics Mode .
Moisture Test
1 After selecting Moisture Test and pressing “ENTER”, the
control will show the moisture status as OFF for ten
seconds .
2 . The control will then turn moisture on for ten seconds,
verify that the moisture has actually turned on within the
oven by looking through the glass door .
3 . After a few seconds, the Moisture Test will complete . Press
“CANCEL” to return to Diagnostics Mode .
Temperature Calibration
1 . After selecting Temperature Calibration and pressing
“ENTER”, the display will show the Actual Temperature
inside the oven . Verify the cavity temperature using a
pyrometer .
NOTE: If the oven temperature is below 200°F, Temperature
Calibration will not be active and the display will show Low
Temp.
2 . Press and hold the “TEMP” (upper right blank) key for
three, (3), seconds . The display will show the Actual
Temperature on the first line and Set Temperature on the
second line .
If the Actual Temperature does not correspond to the
pyrometer, enter the value on the pyrometer using
buttons 1 – 0 . The value will be input as Set Temp .
3 . Press “ENTER” (lower right blank) to accept the changes .
The Actual Temperature will change to equal the
value input for Set Temperature . Press Cancel to exit
Temperature Calibration .
• After the desired Tests are complete, press “CANCEL” to exit
Diagnostics Mode .
Control Safety Features
The control has several built in safety features to protect both
the user and the oven itself .
DIAGNOSTIC PROCEDURES