TM-9-2540-207-14-P
HEATER, VEHICULAR COMPARTMENT, MODEL: A20
TECHNICAL MANUAL; OPERATOR, FIELD, AND SUSTAINMENT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
JULY 2007
TM-9-2540-207-14-P - Page 90 of 288
TM 9-2540-207-14&P
5-46
Burner Assembly (Continued)
9.
If using the silicone rubber duct, open the nylon clamp and place it over the Primary Air
Duct where it meets the Top Housing.
Check that the ears on the clamp are rotated so
10.
that they will not interfere with the Top Shell, then squeeze the clamp tabs tightly so that
the teeth are engaged and it grips the Primary Air Duct.
Note:
The Primary Air Duct provides the passage for air to the Burner. NO
air leakage is permitted.
Note: If new steel primary duct is to be used, it is only necessary to apply
O-ring lubricant to the contact surfaces and ensure proper alignment.
11.
Install Vent Fan Assembly (ref. 5.6.1).
12.
Install Bottom Shell (ref. 5.4.3).
13.
Install Top Shell (ref. 5.4.2).
5.7.2
Flame Tube (Applies to all Design Iterations)
Figure 5.7-3
Flame Tube
5.7.2.1 Removal
1.
Remove Top Shell (ref. 5.4.2).
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