Description - Trane Perfomance Climate Changer CSAA Series Installation, Operation And Maintenance Manual

Description

The gas heat section consists of a drum-and-tube heat
exchanger, burner, gas train components, and a control
panel for electrical connections. It is an integral part of the
entire air-handling system.
An access door is provided for service and maintenance of
the burner and gas train components.
The gas heat section must be in a blow-thru position
downstream from the supply fan. Downstream sections
must be separated by a blank access section and discharge
temperatures must be controlled so as not to exceed the
Figure 2. Gas heat section with external vestibule
Table 2. Vestibule locations
Gas Output
Unit Size (MBh)
6 200
6 300
8 200
8 300
10 200
10 320/360
12 200
12 320/360
14 200
14 320/360
17 200
17 320/360
17 560
17 700
21 200
CLCH-SVX08C-EN
Vestibule
Type Unit Size
Ext 35
Ext 35
Ext 35
Ext 35
Ext 35
Ext 35
Int 35
Ext 35
Int 40
Ext 40
Int 40
Ext 40
Ext 40
Ext 40
Int 40
temperature limits of components in the downstream
sections.
Depending on the heater size, an external vestibule that
extends the width of the gas heat section may be used to
house the burner and gas train components (see
The external vestibule, if required, ships attached to the
gas heat section. Some heaters have gas train
components in an internal vestibule (see
to Table 2 for vestibule locations.
Figure 3. Gas heat section with internal vestibule
Gas Output Vestibule
(MBh) Type
320/360 Int
560 Int
700 Int
860 Int
1000 Ext
1250 Ext
1500 Ext
1750 Ext
560 Int
700 Int
860 Int
1000 Ext
1250 Ext
1500 Ext
1750 Ext
General Information
Figure
Gas Output Vestibule
Unit Size (MBh)
66 700
66 860
66 1000
66 1250
66 1500
66 1750
66 2000
66 2400
80 860
80 1000
80 1250
80 1500
80 1750
80 2000
80 2400
Figure 2).
3). Refer
Type
Int
Int
Int
Int
Int
Int
Ext
Ext
Int
Int
Int
Int
Int
Ext
Ext
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