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107902-01D
11
11
For more information, visit www.desatech.com
For more information, visit www.desatech.com
OPERATING HEATER
FOR YOUR SAFETY READ
BEFORE LIGHTING
WARNING: If you do not follow these instructions
exactly, a fire or explosion may result causing prop-
erty damage, personal injury or loss of life.
A. This appliance has a pilot which must be lighted by hand.
When lighting the pilot, follow these instructions exactly.
B. BEFORE LIGHTING smell all around the appliance area
for gas. Be sure to smell next to the floor because some gas
is heavier than air and will settle on the floor.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do not use any phone in
your building.
• Immediately call your gas supplier from a neighbor’s
phone. Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire de-
partment.
C. Use only your hand to push in or turn the gas control knob.
Never use tools. If the knob will not push in or turn by
hand, don’t try to repair it, call a qualified service techni-
cian or gas supplier. Force or attempted repair may result
in a fire or explosion.
D. Do not use this appliance if any part has been under water.
Immediately call a qualified service technician to inspect the
appliance and to replace any part of the control system and
any gas control which has been under water.
LIGHTING
INSTRUCTIONS
1. STOP! Read the safety information above.
2. Make sure equipment shutoff valve is fully open.
3. Turn control knob clockwise
Clockwise
to the OFF position.
4. Wait five (5) minutes to clear out any gas. Then smell for
gas, including near the floor. If you smell gas, STOP! Fol-
low “B” in the safety information, above. If you don’t smell
gas, go to the next step.
5. Press in control knob and turn counterclockwise
C-clockwise
to the PILOT position. Keep control knob pressed in for
five (5) seconds (see Figure 17).
Note:
You may be running this heater for the first time
after hooking up to gas supply. If so, the control knob may
need to be pressed in for 30 seconds or more. This will al-
low air to bleed from the gas system.
MANUAL CONTROL BLUE FLAME
MODELS
OPERATING HEATER (Manual Control Blue Flame Models)
For Your Safety Read Before Lighting
Lighting Instructions
• If control knob does not pop up when released, contact a
qualified service person or gas supplier for repairs.
6. With control knob pressed in, push down and release igni-
tor button. This will light pilot. The pilot is attached to the
front of burner. If needed, keep pressing ignitor button until
pilot lights.
Note:
If pilot does not stay lit, refer to Troubleshooting,
pages 17 through 19. Also contact a qualified service per-
son or gas supplier for repairs. Until repairs are made, light
pilot with match. To light pilot with match, see Manual
Lighting Procedure, page 12.
7. Keep control knob pressed in for 30 seconds after lighting
pilot. After 30 seconds, release control knob.
Note:
If pilot goes out, repeat steps 3 through 7.
8. Turn control knob counterclockwise
C-clockwise
to the HIGH
position. The main burner should light. Set control knob
to any heat level between HIGH and LOW. To turn control
knob from HIGH to a lower setting, press in the control
knob and turn counterclockwise
C-clockwise
.
Note:
Both HIGH and LOW are locked positions. You must
press in control knob before turning it from these positions.
OFF
HIGH
PILOT
LOW
IGNITOR
CAUTION: Do not try to adjust heating levels by
using the equipment shutoff valve.
Thermocouple
Pilot Burner
Figure 18 - Pilot
Ignitor Electrode
Figure 17 - Control Knob In The OFF Position
Ignitor Button
Control Knob