GMC 1976 ZEO 6083 Maintenance Manual page 777

19) .
Figure 25-Removing Back Plate Retaining Screws
3 . Remove furnace from outer casing (See figure
4. Remove straps from furnace (See figure 24).
5. Remove back plate retaining screws (See figure
25). Then remove outer inlet pipe and back plate.
6. Remove exhaust outlet pipe and inner inlet
pipe (See figure 26).
7. Disconnect combustion air tube from blower
assembly (See figure 27).
8. Disconnect flue tube from combustion cham-
ber (See figure 28) . Remove flue tube .
9 .
Remove six retaining screws holding blower
assembly to combustion chamber (See figure
29) .
10 . Remove blower assembly (figure 30).
FURNACE
24G- 1 5
Figure 27-Disconnecting Combustion Air Tube from
Blower Assembly
Figure 28-Disconnecting Flue Tube from
Combustion Chamber
Figure 26-Removing Exhaust Outlet Pipe
Figure 29-Removing Blower Motor Retaining Screws