Steffes 1003 - Manual (Page 6)

Safety Precautions
1. DO NOT place anything on top of the room heating unit.
2. DO NOT energize the heater while disassembled or without ceramic heat storage bricks in place.
3. As is true with all heating appliances, materials that may produce explosive or flammable gases MUST
NOT be used or stored near the room heating unit.
4. Be sure the minimum clearance requirements specified in this manual are never violated .
WARNING: Violation of the clearance requirements may create a fire hazard!
5. DO NOT allow objects to obstruct the flow of room air through the bottom air intake grill of the heater..
6. DO NOT stick any objects through the air discharge or air intake grills.
7. DO NOT allow objects to fall into the grill openings.
8. Disconnect power to the electrical supply circuit before servicing.
9. Installation of and/or service to this heater should be performed by a qualified electrician in accordance
with information contained herein and with national, state, and local electrical codes.
10. This manual must remain with the room heating unit.
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5
DEVICE NAME FUNCTION
Upper Limit Switch Monitors temperatures in the upper inner section of the
heater. If abnormal temperatures are sensed in this area, this
switch will turn the heater off. This switch will self reset
after temperatures return to a normal range.
Brick Core Limit Switch Monitors the core temperature in the heater. If maximum
core temperature is exceeded, this switch will turn the heater
off. This switch will self reset after core temperature
returns to a normal range.
Discharge Air Limit Monitors the temperature in the discharge grill area of the
heater. If normal operating temperature is exceeded, these
switches will turn the heater off. These are fused switches
which can't be reset.
Electronic Damper Monitors discharge air temperature and regulates the
discharge air damper accordingly. If normal operating
discharge temperatures are exceeded, this control will close
the discharge air damper.
TABLE 1
LOCATION
ON HEATER
In upper rear
of cabinet
In the electrical
compartment
Inside the
Air Discharge Grill
Main control panel
(Sensors are located
in the air discharge
areaof heater)
Built-in Safety Devices
Switches
Control