Main switch which turns heater on and off. When switched on,
heater begins operation and combustion starts after preheat period.
The switch turns automatic operation modes on and off which
have been programmed into timer.
“NORMAL” and “SET-BACK” temperature selectors allow user to
select desired temperature during manual or automatic operation.
Timer and clock set modes can be set by pressing hour or minute
buttons.
Clock, clock set, “SET-BACK” mode, start time set and end time
set can be selected by this switch.
Displays clock, set temperature, room temperature and error code.
Indicates whether heater is operating at high, medium or low
combustion.
Lights when heater is in operation and flashes when heater is in
prepurge or postpurge.
Lights when automatic operation is in use.
Lights when heater runs with manual or “NORMAL” mode of
automatic operation.
Lights when heater runs with “SET-BACK” mode of automatic
operation.
Three-speed motor supplies high-capacity warm air flow during
high combustion for heating room up quickly, and low or medi-
umcapacity warm air flow during low or medium combustion for
maintaining comfortable room temperature.
Constantly senses room temperature and supplies information to
heater so that desired room temperature can be maintained.
For use in 120V, AC electrical outlets only.
Allows user to check if heater is positioned evenly.
1.
ON/OFF switch:
2.
Auto switch:
3.
Temperature selectors:
4.
Timer & clock set:
5.
Timer selector:
6.
Digital indicator:
7.
Burning mode lamp:
8.
ON/OFF lamp:
9.
Auto lamp:
10. Normal temperature lamp:
11. Set-back temperature lamp:
12. Circulating fan:
13. Room temperature sensor:
14. Power supply cord:
15. Plumb bob:
INDICATOR LAMPS
ON/OFF lamp
AUTO lamp
LOW lamp
MED lamp
HIGH lamp
NORMAL lamp
SET-BACK lamp
Flashing
- Pre-heating, pre-purging and post-purging mode
Lit
- Heater in operation
Flashing
- Power loss of more than 10 seconds
Lit
- Heater in operation at auto mode
Lit
- Heater in operation at low combustion
Flashing
- Pre-purging mode (without flame)
Lit
- Heater in operation at medium combustion
Lit
- Heater in operation at high combustion
Lit
- Heater in operation at normal mode
Lit
- Heater in operation at set-back mode
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Laser 60AT (E) 11.3.3 0:59 PM Page 7
