International comfort products R9MSB Service And Technical Support Manual page 21

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 6601 01
A11405
2 in.
50 mm
3/8 in.
9.6 mm
3/16 in.
4.6 mm
+ 1/32
1/10 in.
1/16 in.
+0.8
2.5 mm
1.5 mm
L12F041
A11392
Specifications subject to change without notice.
Figure 11 − Cleaning Heat Exchanger Cell
Burner Flame
Manifold
Figure 12 − Burner Flame
A11273
Burner
A11461
21