Instruction/ maintenance manual of the product HE420A Honeywell
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INST ALLA TION INSTRUCTIONS 69-1108-2 READ AND SA VE THESE INSTRUCTIONS HE420A Steam Power Humidifier APPLICA TION The HE420A Steam Power Humidifier uses a thermal fan interlock contro l to provide humi dification for th e whole house. Th e steam pow er humidifi er is desi gned to wor k with high effi ciency fur naces and heat pump s.
HE420A STEAM POWER HUMIDIFIER 69-1 108—2 2 Fig. 3. Mount h umidifier horizont ally under duct extension us ing mounting br acket. CAUTION Steam Co ndensation, Fire and Freez ing W ater Hazard. Can cause f ailure of fan or lim it contro l or result in water damage to home.
HE420A S TEAM POWER HUMIDIFIER 36 9 - 1 1 0 8 — 2 Mount Horizontally On Reinforced Duct This horizontal mounting method usually re quires duct reinforcement to support the wei ght of the humidifier and keep it level. The mounting bracket is not us ed.
HE420A STEAM POWER HUMIDIFIER 69-1 108—2 4 FINISH MOUNTING AND PLUMBING THE HUMIDIFIER 1. Mount the hu midifier as instru cted in the Se lect Location and M ount section . 2. Route the tubing to the humidif ier float valve. IMPORT ANT Keep the tub ing away fr om sharp edg es.
HE420A S TEAM POWER HUMIDIFIER 56 9 - 1 1 0 8 — 2 Installing the Humidistat to Opera te Manually 1. Locate th e three-pin arrang ement mar ked AUT O/ MAN protrud ing from the co ntrol board ( right of wir- ing connections). 2. Pull upward to remove th e black, two-pin connec tor from the auto p osition.
HE420A STEAM POWER HUMIDIFIER 69-1 108—2 6 a. If set up corr ectly , the h umidifier will begin oper- ating. In “T est” mode , the humidistat will operate for approxim ately one minut e. b. If the humidifier does no t activate properly in “T est” mode, refe r to Append ix A.
HE420A S TEAM POWER HUMIDIFIER 76 9 - 1 1 0 8 — 2 APPENDIX A T able 3. Compensat ing Humidist at T roubleshoot ing Guide. PROBLEM SOLUTION NOTES Humidifier does not operate in “T est” mode. • Confirm the ou tdoor temperatur e sensor is connect ed to the co rrect ter minals on the humidistat.
HE420A STEAM POWER HUMIDIFIER Automation and Cont rol Solution s Honeywell Internatio nal Inc. Honeywell Limited-H oneywell Limitée 1985 Douglas Dr ive North 35 Dynamic Drive Golden Valley, MN 55422 Scarborough , Ontario M 1V 4Z9 customer.hone ywell.
An important point after buying a device Honeywell HE420A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell HE420A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell HE420A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell HE420A you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell HE420A will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell HE420A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell HE420A.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell HE420A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell HE420A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
