Outdoor Fan Control - Fujitsu AUXG45LRLB Service Instruction

1-7. OUTDOOR FAN CONTROL

1. Outdoor Fan Motor
Following table shows the fan speed of the outdoor unit.
( Table 6 : Fan speed of the outdoor unit )
MODEL
30LBTA
36LBTA
45,54LBTA
The outdoor fan speed changes in the range mentioned above depending on the compressor
*
frequency and outdoor temperature.
(When the compressor frequency and outdoor temperature increase, the outdoor fan speed
also changes to the higher speed.
When the compressor frequency and outdoor temperature decrease, the outdoor fan
speed also changes to the lower speed.)
The compressor and the fan start-up at the same time, and the fan stops after the compressor
*
stops and 60 seconds has passed.
The fan doesn't operates fan 10 seconds after the fan stops.
*
After operating the defrost control function on heating mode except economy operation,
*
its speed becomes 900 (Lower:880) rpm regardless of the compressor speed.
However, it returns to the normal speed control when the defrosting operation does not function
for 240 minutes after releasing the defrost operation or when the outdoor temperature sensor
detection value becomes higher than 5
It runs at 500rpm for 20 seconds after starting up the outdoor fan.
*
However, the fan operates at 200rpm when the initial rotation speed is 300rpm or less.
Cooling
850/ 800/ 620/ 550/ 500/ 450/ 400/
320/ 300/ 250/ 200
900/ 800/ 620/ 550/ 500/ 450/ 400/
320/ 300/ 250/ 200
850(800)/ 780(750)/ 750(700)/ 540(520)/
360(340)/ 290(270)/ 480(0)/ 400(0)/
350(0)/ 280(0)
°C.
01-10
Heating
900/ 850/ 800/ 620/ 550/ 450
900/ 850/ 800/ 620/ 550/ 450
900(880)/ 850(830)/ 780(750)/ 720(700)/
570(550)/ 500(480)/ 370(350)/ 300(280)/
220(200)
Upper fan(Lower fan)
rpm