wallas PI Thermo Control Panel GB Series Heaters User Guide

October 27, 2023
wallas

wallas PI Thermo Control Panel GB Series Heaters

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IGNITION

  • Press the Heat Button for 3 seconds until the yellow power light appears. When you release the button, the yellow heating light will appear.
  • Red combustion light will light up when the burner flame has been ignited and the combustion has stabilised (approx. in 5 min). Heater will be fully operational approx. 10 min later.

TEMPERATURE/POWER SETTING

PI Thermo Mode: Set a target temperature (C°/F°) Manual Mode: Control heating power with knob

  • Rotate the Temperature/Power Knob to the desired temperature (refer to temperature chart on the right) in the PI Thermo Mode or control heating power with knob in Manual Mode.
  • Switch between modes by turning the Temperature/Power Knob back and forth to min – max – min quickly.
  • When the PI Thermo Mode is chosen, the orange thermostat light is on. In Manual Mode, the light is off.

wallas PI Thermo Control Panel GB Series Heaters fig 1

  1. Combustion indicator
  2. Temperature / Power knob
  3. Heat button
  4. Power indicator
  5. Thermostat indicator
  6. Thermostat sensor
  7. Ventilation button
  8. Ventilation indicator
  9. Heating indicator

Temperature Chart for the thermostat in PI Thermo Mode:

  1. ~ 5 °C (~ 41 °F)
  2. ~ 11 °C (~ 52 °F)
  3. ~ 17 °C (~ 63 °F)
  4. ~ 23 °C (~ 73 °F)
  5. ~ 29 °C (~ 84 °F)
  6. ~ 35 °C (~ 95 °F)

VENTILATION MODE

  • Ventilation Mode blows fresh air without heating. If the Ventilation Mode is activated when heating is in process, the heater will cool off first, stop and then start
  • Press the Ventilation Button down for 2 seconds until the green ventilation light comes on. ventilation.
  • Choose the desired blower speed using the Power Knob.
  • To switch back to heating, press the Heat Button for 2 seconds until the yellow heating light appears.

AIR BOOST

  • Air Boost maximizes the air volume for quick defrosting and drying, but does not change the set temperature. Use it either in Manual or PI Thermo Control Mode.
  • While heating, press the Ventilation button briefly (less than 1 sec) once to activate Air Boost. Green ventilation light will come on. To reach the maximum boost level, press the Ventilation button again briefly.
  • When it is pressed for the 3rd time, air volume will be restored back to normal and the green ventilation light turns off.

SUN SWITCH

  • Sun Switch automatically turns the heater off if the temperature remains +3 C (37 F) above the set level for 1/2 hour due to temperuature increase in local ambient conditions.
  • Orange thermostat light will begin to flash every 30 seconds.
  • Rotate the Temperature/Power Knob slightly to turn the Sun Switch off temporarily.
  • If heating is still needed, turn the device back on manually.

SHUTDOWN

  • Press the Heat Button down for 2 seconds. Yellow heating light will shut off immediately.
  • Red combustion light will begin to flash for about 5 minutes, while the heater is cooling down.
  • Heater cannot be restarted until the cool down has completed. The heating mode that was used last upon shutdown will be the same mode when the heater is turned on again.

REMOTE CONTROL

GB heaters can be controlled remotely with a Wallas Remote Control 4430 accessory, which is available for purchase separately. Remote Control deactivates the Sun Switch. Not available in the US.

UNLOCKING THE UNIT

If the unit has locked itself, all three lights at the top of the panel will flash, signaling there has been a failure that should be investigated and resolved prior to further use. Lights will flash for about 5 min.

  1. While the lights are still flashing, switch the main power off from the battery (Pull power plug, remove the fuse, open breakers, or in-line switch).
  2. Wait for 5 sec. and switch the main power back on.
  3. Press Heat Button (3) for more than 3 seconds to shut down the heater.
  4. Restart the heater normally.

HEATER LIGHTS

wallas PI Thermo Control Panel GB Series Heaters fig
5

wallas PI Thermo Control Panel GB Series Heaters fig 4

See instructional video to unlock

Please Refer to Manual for Full Operation and Maintenance Instructions at wallas.com

All rights reserved. Wallas-Marin reserves the right to change or improve its products and to make changes in the content of thisguide without obligation to notify any person or organization of such changes or improvements. Go to www.wallas.com forcurrent updates and supplemental information concerning the use of this product

References

Read User Manual Online (PDF format)

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Download This Manual (PDF format)

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