1. Verify that the FUEL SELECTOR switch Is in the desired position and all appropriate manual shutoff valves are
2. Turn the panel POWER switch to the ON position and press the ALARM SILENCE pushbutton.
3. Start all related plant equipment to provide air and fuel flow to the system.
4. Place the CONTROL selector switch in the STACK position and verify the setpoints of both temperature
5. If all system limits are satisfied, the LIMITS CLOSED light will come ON.
6. Press the LIMITS SET pushbutton to energize the LIMITS HOLD circuit.
7. Wait for the PURGE COMPLETE light to come ON.
8. Depress and HOLD the PILOT pushbutton until the PILOT ON light comes ON then release the pilot pushbutton.
If the pilot does not light within the safety time of the RA89OG flame relay, the RESET light will come ON.
Allow approximately 30 seconds for the safety switch to cool before opening the control panel and
pressing the flame relay reset button.
It Is recommended that power be shut off before opening the control panel If the panel remains "hot" while
resetting the flame relay, exercise CAUTION to avoid contact with exposed terminals and wiring.
9. Momentarily turn the MAIN FLAME switch to the START position.
10.The main fuel valves will be energized, the burner will be Ignited and the MAIN FLAME PROVED light will come
ON. The pilot will then be de-energized and the PILOT ON light will go OUT.
11.The low fire hold timer (5 seconds for gas or oil) must time out before control of the burner motor is passed to
the STACK TEMPERATURE controller.
12.Start material flow to the dryer and place the STACK TEMPERATURE controller in the AUTOMATIC mode
13.After the MATERIAL TEMPERATURE controller begins to respond to the material exiting the dryer, the
CONTROL switch may be moved to the MATERIAL position and the controller placed in the AUTOMATIC
mode to begin material temperature control. Alternately, the switch may be left in the STACK position for
continued stack temperature control.
14.To terminate burner operation, turn the MAIN FLAME switch to the OFF position.
These instructions are Intended to serve as guidelines covering the Installation, operation, and maintenance of
Hauck equipment While every attempt has been made to ensure completeness, unforeseen or unspecified
applications, details, and variations may preclude covering every possible contingency Therefore, should further
information be required or desired or should particular problems arise which are not covered sufficiently for the
purchasers purpose, the matter should be referred to Hauck
HAUCK MANUFACTURING CO., P O Box 90, Lebanon, PA 17042 717-272-3051
Fax 717-273-9882 Telex 671-1457
Daily Operating Instructions
Tabletop Burner Control System