11. If a condensate pump is used, check with pump
manufacturer to verify pump is safe for use with
antifreeze used. Allow pump to start and pump anti−
freeze to open drain.
12. Replace main door.
13. When furnace is re−started, flush condensate pump
with clear water to check for proper operation before
re−starting furnace.
14. Propylene glycol need not be removed before
re−starting furnace.
1-1/4-in.
(31.8)
2-1/2-in.
(64.4)
Figure 8 − Igniter Position − Top View
Figure 9 − Igniter Position − Side View
Figure 10 − Priming Condensate Trap
440 04 6000 00
A11405
2 − in.
(50 mm)
3/8 − in.
(9.6 mm)
3/16− in.
(4.6 mm)
3/32 − in., +1/32 -3/64-in.
(2.5 mm
, +0.8 -1.5)
A12392
A11392
Specifications subject to change without notice.
Figure 11 − Cleaning Heat Exchanger Cell
Burner Flame
Manifold
Figure 12 − Burner Flame
A11273
Burner
A11461
19