Accessory Installation
Continued
13.Connect white heater wire to neutral con- nection marked 'B' or 'A' on terminal block. See partial wiring diagram, Figure 22.
14.Connect black heater wire to terminal marked
Note: On alternate style heaters white and black wires are connected common to terminal
15.Connect red heater wire to terminal marked
16.Connect one end of black jumper lead, provided in kit, to power connection marked 'D' on terminal block and other end to switch terminal marked
17.Replace 2 hex screws on rear flanges of blower mount removed in step 5, page 10.
18.Remount harness strap to blower mount, if removed.
19.Make sure all wires are clear of heater discharge area, line up mounting holes on front blower mount to holes in control panels and replace the 2 black pan head screws.
20.Raise control cover up and position 2 locking tabs through notched openings in firebox top, then slide to left until locked into position (see Figure 18, page 11).
21.Tuck any excess slack in harnesses into control cover. Swing cover down to line up mounting holes on control panel and replace 2 Phillips screws removed in step 2, page 10.
22.Restore power to unit and check operation of the heater.
IMPORTANT: Be sure to inspect components and wiring for damage before connecting power to unit. If any components are found damaged, contact an authorized dealer for original DESA Heating Products replacement parts(s) or call DESA Heating Products at
GRN | BLK |
| WHT |
| WHT CUTOUT | MOTOR | ||
BLK |
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| D | C | B | A |
| WHT |
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| WHT | TERMINAL |
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| HARNESS | 4" BLK |
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| WHT - ALTERNATE |
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SUPPLY |
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| BLK | RED | |
| 4 | L N | 1 |
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CONNECTION |
| HEATER |
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| 5 | L |
| POWER |
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| BLK |
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| BLK | HEATER | |
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| COIL |
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| WIRES TO HEATER CIRCUIT |
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| RED |
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Figure 22 - Heater Circuit Diagrams
12 | www.desatech.com |
