Thermo King 098916, Maintenance Manual

Page: 153 / 196

Servicing The Unit
152
Positioning the Condenser Fan
Blade
Place fan blade on motor shaft with hub located
on the outside of the blade for proper airflow
direction. When mounting the fan blade and hub
assembly on the fanshaft, center the assembly in
the orifice. Position the front of the fan blade
10 mm (0.4 in.) in from the outer edge of the fan
orifice.
Positioning the Evaporator Fan
Blade
Place fan blade on motor shaft with hub located
on the outside of the blade for proper airflow
direction. When mounting the fan blade and hub
assembly on the fanshaft, center the assembly in
the orifice. Position the front (top) of the fan blade
hub 13 mm (0.5 in.) in from the outer edge of the
fan orifice.
Servicing the Fresh Air System
Adjusting the Fresh Air Exchange
System
The fresh air exchange system has an adjustable
vent door for ventilation. The evaporator fans
draw in outside air through an air intake and
discharge an equal amount of container air
through an air outlet.
NOTE: Set the disk or door position to the
ventilation rate indicated on the shipping
manifest.
Disk Adjustment: Low Ventilation Rates
To make a disk adjustment perform the following
steps:
1. Loosen wing nut on handle assembly, see
Figure 102 on page 153.
2. Rotate the disk to set the Indicator at the air
exchange rate shown on the ventilation scale
on the door:
1. Airflow Direction
2. 10 mm (0.4 in.)
3. Condenser Coil
4. Condenser Fan Blade
5. Condenser Motor
Figure 100: Condenser Fan Blade Placement
AXA0196
1. Evaporator Fan Blade
2. Airflow Direction
3. Evaporator Coil
4. Evaporator Motor
5. 13 mm (0.5 in.)
Figure 101: Evaporator Fan Blade Placement
AXA0199