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SERVICE
FAN BLADE SETTING DIMENSIONS
Shown in Figure 8 is the correct fan blade setting for
proper air delivery across the outdoor coil. Refer to
Table 1 for unit specific dimension.
Any service work requiring removal or adjustment in the
fan and/or motor area will require that the dimensions
below be checked and blade adjusted in or out on the
motor shaft accordingly.
FIGURE 8
Fan Blade Setting
AIRFLOW
MIS-1724
TABLE 1
Fan Blade Dimension
Model
W17A2 / W17L2
W18A2 / W18L2
W24A2 / W24L2
W30A2 / W30L2
W36A2 / W36L2
W42A2 / W42L2
W48A2 / W48L2
W60A2 / W60L2
W70A2 / W70L2
Manual 2100-581D
Page
18 of 26
"A"
Dimension
A
1.00"
1.25"
1.75"
R-410A REFRIGERANT CHARGE
This unit was charged at the factory with the quantity
of refrigerant listed on the serial plate. AHRI capacity
and efficiency ratings were determined by testing with
this refrigerant charge quantity.
The following pressure table shows nominal
pressures for the units. Since many installation
specific situations can affect the pressure readings,
this information should only be used by certified
technicians as a guide for evaluating proper system
performance. They shall not be used to adjust charge.
If charge is in doubt, reclaim, evacuate and recharge
the unit to the serial plate charge
REMOVAL OF FAN SHROUD
1. Disconnect all power to the unit.
2. Remove the screws holding both grilles, one on
each side of unit, and remove grilles.
3. Remove nine (9) screws holding fan shroud to
condenser and bottom.
4. Unwire condenser fan motor.
5. Slide complete motor, fan blade, and shroud
assembly out the left side of the unit.
6. Service motor/fan as needed.
7. Reverse steps to reinstall.
.
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