COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL
14.4 Heat Exchanger
The standard heat exchanger assembly is compossed of multiple tubular heat exchangers in models UHA[S]150 - UHA[S]400, there is a four pass exchange.
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| UHA[S] | UHA[S] | UHA[S] | UHA[S] | UHA[S] | UHA[S] | UHA[S] | UHA[S] |
MODEL |
| 150 | 175 | 200 | 225 | 250 | 300 | 350 | 400 |
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Aluminized Heat | P/N | 12117100 | 12116100 | 12115100 | 12114100 | 12113100 | 12112100 | 12111100 | 12111100 |
Exchanger Assembly | |||||||||
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Stainless Heat | P/N | 12117100SS | 12116100SS | 12115100SS | 12114100SS | 12113100SS | 12112100SS | 12111100SS | 12111100SS |
ExchangerAssembly | |||||||||
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Tube Heat Exchanger |
| 7 | 8 | 9 | 10 | 11 | 12 | 14 | 14 |
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Tube Plate |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Tube Support |
| 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
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Tube Support Strap |
| N/A | N/A | 1 | 1 | 1 | 1 | 1 | 1 |
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Base Panel |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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End Panel Insulated | Qty | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Top Panel Insulated |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Rear Panel |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Front Panel |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Rear Fan Panel |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Screws Type A/B |
| 42 | 45 | 45 | 50 | 50 | 50 | 50 | 50 |
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14.5 Louvers and Louver Spring
HorizontalHorizontal
Louvers Louvers
Description | UHA[S] | UHA[S] | UHA[S] | |
150 - 175 | 200 - 250 | 300 - 400 | ||
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Horizontal Louvers P/N | 11011847 | 11011847 | 11011846 | |
Spring P/N | 91901200 | 91901200 | 91901200 | |
Quantity | 7 | 9 | 11 |
Push in Louver and | and |
compress spring to | to |
remove and replace | first) |
(opposite end first) |
The louvers for standard range models UHA[S]150 - UHA[S]400 are only available in horizontal configurations.
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