Blue Bird Coachworks 450 LXi, Руководство пользователя

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450 LXi Owner Manual
4-9 Air Conditioning/Heat Pump
~ 4-9-3 ~
Rev. “C”
HEAT PUMP OPERATION
(To set heating temperatures for coaches equipped with a Duo-Therm rooftop heat pump. To
operate cooling mode with a heat pump, see “
B. Cooling Mode Operation ” found previously.
Momentarily depress and release the MODE push-button until the HEAT PUMP indicator
on the LCD is illuminated.
If the fan speed was not previously set, do so by depressing and releasing the FAN
push-button to select the desired fan speed.
Depress and release the UP push-button to increase the temperature or the DOWN
push-button to decrease the desired temperature. The fi nal selected SET-POINT will be
displayed in the LCD area of the Comfort Control Center.
After a delay of approximately 2 minutes the heat pump’s compressor will come on and
the heating process will begin. Once the room temperature reaches the selected SET-
POINT, the compressor will cycle off. Once the Comfort Control Center senses the need
for heating, the compressor will restart in approximately two minutes. At this point, the
fan will either:
continue to operate in the single selected fan speed, or,
cycle OFF and ON with the compressor if the AUTO fan speed has been selected.
If The coach contains more than one ZONE, depress the ZONE push-button to select
ZONE 2, and repeat procedures from step two above. Repeat entire procedure for each
additional zone.
C.
1.
2.
3.
4.
a.
b.
5.
FURNACE MODE OPERATION
(The coach is equipped with a hydronic heating system connected to the Comfort Control
Center)
Momentarily depress and release the MODE push-button until the FURNACE indicator
on the LCD is illuminated.
The A/C fan does not operate in the FURNACE mode.
Depress and release the UP push-button to increase the temperature or the DOWN
push-button to decrease the desired temperature. The fi nal selected SET-POINT will be
displayed in the LCD area of the Comfort Control Center.
Your Duo-Therm air conditioning system will not operate when the Comfort Control
System is in the FURNACE mode. For cooling, change the MODE to COOL.
If The coach contains more than one ZONE, depress the ZONE push-button to select
ZONE 2, and repeat procedures from step two above. Repeat entire procedure for each
additional zone.
D.
1.
2.
3.
4.
5.
4-9.3.2 Special Control Features
AUTO FAN
When AUTO FAN is selected, the fan speed will be determined by the mode you are in.
COOL MODE - In the COOL mode, which is the air conditioning mode, the fan will automatically select the speed
depending upon the difference between the temperature SET-POINT and the room temperature.
When the difference is:
8° or more
The fan will operate on HIGH
4° to 8° The fan will operate on MED
4° or below The fan will operate on LOW
A.
1.
NOTE: See Defrost
Cycle and Optional
Automatic Generator
Start (AGS) for additional
Special Heat Pump
Features.