Carrier T--298 - Manual (Page 32)

T--298 3-8
Condenser Fan
Figure 3-22 Condenser Fan Removal
3.5.6 Evaporator Blower Wheel Adjustment or
Removal
a. Remove exterior cover assembly. Refer to Exterior
Cover Assembly Removal instructions 3.5.1
b. Remove control box assembly. Refer to Control Box
Assembly Removal instructions 3.5.3
c. Remove upper scroll assembly. Refer to Upper Scroll
Assembly Removal instructions 3.5.4
d. Loosen motor assembly. Refer to Motor Assembly
Removal instructions 3.5.5.
e. Mark shaft at a point where wheel hub and motor
shaft meet to aid in reassembly.(See Figure 3-23.)
f. Remove 1 set screw holding the blower wheel to the
motor shaft. (See Figure 3-23)
g. Slide off blower wheel from motor shaft
h. Reverse above procedure for reassembly.
Set Screw
Figure 3-23 Blower Wheel
3.5.7 Air Handling System Removal
a. Remove exterior cover assembly. Refer to paragraph
3.5.1.
b. Remove control box assembly. Refer to paragraph
3.5.3.
c. Remove upper scroll assembly. Refer to paragraph
3.5.4.
d. Remove motor assembly. Refer to paragraph 3.5.5.
e. Remove 8 screws securing lower scroll assembly to
the base pan assembly.
f. Remove 1 screw from clamp securing suction tube to
the base pan assembly.
g. Remove 3 nuts securing the compressor to the base
pan assembly.
h. Remove 2 screws securing the condenser orifice to
the base pan assembly.
i. Remove 2 screws securing the condenser coil as-
sembly to the base pan assembly.
j. Carefully lift the entire assembly off of the base pan
assembly.
k. Reverse the above procedure for reassembly, ensur-
ing that the air handling system is positioned correct-
ly. Tighten all screws.
Condenser Cover
Condenser
Cover Screws
Compressor
Motor Assembly
Base Pan
Base Pan
Figure 3-24 Condenser With Motor Assembly &
Compressor