Specifications

Maintenance
25
High Temperature Alarm
MT3270 ovens are equipped with a high tempera-
ture alarm circuit which is activated by a heat sen-
sitive switch located in the front control module. I f
the temperature in the control compartment ex-
ceeds 140_F(60_C) the following occurs:
1. The burner control valve automatically shuts
off the gas.
2. A red warning lamp lights and an audible
alarm sounds to alert the operator.
The alarm may be turned off as follows:
1. Push the ACKNOWLEDGE button on the front
control panel.
The warning lamp remains lit until the temper-
ature in the control compartment falls below
120_F(49_C). Then the burner control valve
automatically opens and restores the oven to
normal operation.
WARNING!!
Oven cooling will operate if ambient tem-
peratures within the motor compartment
exceeds 140_F(60_C)
Siteslocated inareas withoutside airtem -
perature in excess of 125_F (318_C)
should have an evaporation pre-cooler.
Is supply hood fan operating?
Yes No
Check front supply ven t of
hood to detect
air flow
Is exhaust hood blower operating?
Yes No
Place paper towel in
front of exhaust
filter.
High Temperature
Alarm Sounds
Is oven window closed?
Yes No
Close
Window
Call
HVAC Service
Call
HVAC Service
Call
Blodgett
Service
Figure 29