c. Remove the pulley from the impeller shaft.
The blower consists of two impellers with shaft, timing
gears, cylinder, headplates, gear housing and a pump
d. Remove the gear housing (19, F. 87).
The cylinder and headplates are bolted
together to form an airtight housing in which the
e. Remove the two spur gears (16).
impellers rotate. Rotation of the impellers creates a
f. Remove the gear end, headplate (14).
pumping action, sucking air through an air cleaner and
forcing the air out of the housing discharge port.
g. Remove the drive cover and the end housing
a. Remove the lines from the burner fuel pump.
b. Remove the air hose from the blower
Clean all parts thoroughly.
Inspect all parts for wear,
c. Remove the screws, washers and nuts holding
damage, cracks or breaks.
the blower to the mounting bracket. Remove the blower
BLOWER REPAIR, ASSEMBLY
Repair or replace all worn or damaged parts. Assemble
blower in reverse order. Reinstall blower.
b. Remove drain cock and oil seal from housing.
Figure 87. Blower Assembly