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HP 422690 Manuals
Manuals and User Guides for HP 422690. We have
1
HP 422690 manual available for free PDF download: Installer's Information Manual
HP 422690 Installer's Information Manual (27 pages)
HIGH-EFFICIENCY UPFLOW FURNACE
Brand:
HP
| Category:
Furnace
| Size: 0.53 MB
Table of Contents
Table of Contents
2
Section 1. Important Safety Rules
2
Section 2. Meeting Codes
3
Section 3. Determining Best Furnace Location
3
Section 4. Providing Venting and Combustion Air
5
Section 5. Condensate Drain
14
Section 6. Installing Gas Piping
14
Section 7. Installing Electrical Wiring
15
Section 8. Sequence of Operation
17
Section 9. Installing Duct System
18
Section 10. Selecting and Installing Filter Cabinets
18
Section 11. Checks before Starting Furnace
20
Section 12. Gas Supply Pressure and Pilot Adjustment
20
Section 13. Manifold Pressure Adjustment
21
Section 14. Checking Gas Input Rate
21
Section 15. Derating for High Altitude
22
Section 16. Determining Correct Orifice Size
22
Section 17. Changing Main Burner Orifices
23
Section 18. Adjusting Blower Speed
24
Section 19. Measuring Duct System Static Pressure
24
Section 20. Measuring Air Temperature Rise
25
Section 21. Checking Controls
25
Section 22. Setting Blower Timings
26
Section 23. Maintaining Furnace in Good Working Order
26
Section 24. Accessories
27
Section 25. Other Information and Publications
27
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