Owner`s manual

PLC Control Startup
23
Convection Blowers
Motor Rotation of Convection Blowers
The correct amp draw for most gas conveyor
ovens is 1 amp when the oven is hot.
If the amp draw is less than . 5, remove the back of
the oven and check for proper motor rotation di-
rection. See Figure 17.
Due to its vertical positioning the motor direction
is reference from the end of the motor (EOM) as
viewed from the rear of the oven.
Checking the Low Limit of the Blowers:
1. Turntheovenon.Letitheatto200_F(93_C).
Shut the oven off. The blowers s hould come
back on in several seconds.
NOTE: Open the small front access door to
speed cooling.
NOTE: To view the actual oven temperature,
press both arrow keys simultaneously.
To exit this view, press the down arrow
key.
2. When the blowers shut off, turn the oven on.
Press both arrow keys to display the actual
temperature and verify that the blowers shut
off between 135_F and 170_F (57-77_C).
Blower
Motor
Slinger
Cooling Fan
(Side view)
Motor #1 Motor #2
SG2136 and SG3240
BLOWER WHEEL ROTATION
(Top view)
Control Box
Figure 17