43. Fuse Block
a.
Removal.
1.
Remove the fuse, Fig. 28.
2.Remove the wires from the two terminal screws. Remove the mounting screws. Remove the fuse block.
b.
Cleaning and Inspection.
1.
Clean all parts with a cloth dampened in an approved cleaning solvent and dry thoroughly.
2.
Inspect for cracks, breaks, and other damage. Inspect the mounting hardware for cracks, breaks, and
damaged threads. Replace a defective block.
c.
Installation.
1.
Refer to Fig. 28 and install the fuse block in reverse order of removal.
2.
Install the fuse.
44. Blower Motor Starter Overload Heaters
a.
Removal.
1.
Refer to Fig. 32 and remove the blower motor starter overload heaters.
2.
Remove the two screws that hold the heaters in place; remove heaters from starter.
b.
Cleaning and Inspection.
1.
Clean all parts with a cloth dampened in an approved cleaning solvent and dry thoroughly
2.
Inspect the heaters for cracks, breaks, signs of overheating and other damage. Inspect the mounting
hardware for cracks, breaks, and damaged threads. Replace a defective part
c.
Installation. Refer to Fig. 32 and install the blower motor starter overload heaters Replace heaters in reverse
order of removal
45. Blower Motor Starter
a.
General. The blower motor starter is a magnetic starter with a fast tripping circuit breaker and a reset bar. It
is equipped with three overload heaters which are replaceable without removing the blower motor starter
b.
Removal.
1.
Remove the blower motor starter overload heaters, Para. 44.
2.
Refer to Fig. 28 and remove the blower motor starter.
3.
Remove the power leads from the starter connections, L1, L2 and L3.
4.Remove the motor leads from the starter connections, T1, T2 and T3.
5.
Remove the two wires from the starter coil.
6.
Remove the mounting screws that hold the starter in place.
NOTE:
TAG ALL WIRES BEFORE REMOVING.
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