HUMIDIFIRST MIST-PAC SERIES Owner's Manual
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HUMIDIFIRST MIST-PAC SERIES Owner's Manual

Ultrasonic humidifiers
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HUMIDIFIRST
HUMIDIFIRST
ULTRASONIC HUMIDIFIERS
OWNER'S MANUAL
FOR
MIST-PAC SERIES
ULTRASONIC HUMIDIFIERS
7-21-05

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Summary of Contents for HUMIDIFIRST MIST-PAC SERIES

  • Page 1 HUMIDIFIRST HUMIDIFIRST ULTRASONIC HUMIDIFIERS OWNER’S MANUAL MIST-PAC SERIES ULTRASONIC HUMIDIFIERS 7-21-05...

  • Page 2: Table Of Contents

    Page Introduction Understanding humidification Principles of ultrasonic humidification Calculating your humidification load Humidifirst load calculation sheet Physical dimensions of the humidifier modules Master panel dimensions and layout Specification of the humidifier and controls Positioning your humidifier module and Master Panel Installation requirements Installation Parameters &...

  • Page 3: Introduction

    HUMIDIFIRST INTRODUCTION Congratulations on your purchase of a HUMIDIFIRST Mist-Pac ultrasonic humidifier – the highest quality and most “User Friendly” commercial/industrial humidifier available today. Your selection of an ultrasonic humidifier provides you with the benefits of this technology, including energy efficiency, minimal maintenance, and healthy, uncontaminated moisture.

  • Page 4: Principles Of Ultrasonic Humidification

    HUMIDIFIRST PRINCIPLES OF ULTRASONIC HUMIDIFIERS Ultrasonic humidifiers vibrate a water mist into the air by using piezoelectric crystals (transducers). The transducers are mounted in a pan of water approximately 1.5 inches deep. Each transducer is approximately the size of a nickel and vibrates at approximately 1.6 megahertz, a speed so fast that the water above the crystal cannot follow the speed of...
  • Page 5 HUMIDIFIRST HUMIDIFIRST humidifier sizing calculations When calculating the humidification loads of a space we will generalize and assume that the majority of the humidification load will come from two areas: 1. Ventilation, Exhaust, or Infiltration of air: Most buildings have air exchanges with the outside because of one or more of these three items.

  • Page 6: Humidifirst Load Calculation Sheet

    HUMIDIFIRST HUMIDIFIRST can assist you with your humidifier sizing. Fax to us (801-760-2777) the following information: Your name: _________________________________ Your Company: _________________________________ Phone number: _________________________________ Fax number: _________________________________ Project name: _________________________________________ Zone: _________________________________________ Indoor design conditions required: Temperature ________ ° F Relative humidity _______% RH Outdoor (ambient) design condition: Temperature _______ °...

  • Page 7: Physical Dimensions Of The Humidifier Modules

    HUMIDIFIRST Physical dimensions of humidifier modules Humidifier Capacity Power Weight Dimensions Number of Module (#/hr) used (lbs.) WxDxH (in.) Transducers MP-5 135 va 9.0 x 12.9 x 12.5 MP-15 380 va 21.0 x 12.9 x 12.5 2.0” 12.25” 12.9”...

  • Page 8: Master Panel Dimensions And Layout

    POWER CORD WITH 115 V PLUG HUMIDISTAT - PANEL SIZE: 12" X 12" X 8" - 6' POWER CORD WITH PLUG ATTACHED - 10' CONTROL/POWER HARBNESS WITH HUMIDIFIRST QUICK-CONNECTS PROVIDED - 10' CORD TO HUMIDISTAT - PANEL TO BE UL LISTED PANEL MASTER PANEL...

  • Page 9: Specification Of The Humidifier And Controls

    HUMIDIFIRST HUMIDIFIRST “Mist-Pac” Ultrasonic humidifier Specifications Humidifier module and Master Panel The humidifier shall be a packaged, self-contained ultrasonic humidifier using the principle of ultrasonic nebulization. Each humidifier shall use a multiple of ultrasonic transducers that vibrate at approximately 1.6 megahertz, producing a droplet size of approximately 1 micron.

  • Page 10: Positioning Your Humidifier Module And Master Panel

    The panel can be locked for security. INSTALLATION REQUIREMENTS HUMIDIFIRST humidifiers are packaged humidifiers. Our standard unit requires no field power or control wiring. They simply plug into the standard 120 volt power outlet (we provide a 6 foot power cord). A humidistat is pre-wired to a ten (10) foot cable. A pre-wired ten (10) foot umbilical cord connects the humidifier to the control box.

  • Page 11: Installation Parameters & Guidelines

    HUMIDIFIRST INSTALLATION PARAMETERS & GUIDELINES MECHANICAL 1. The supply air temperature to the humidifier modules should be between 40 F and 122 F at 90% relative humidity or less. 2. It is advisable that a safety drain pan be installed underneath the humidifier module and piped to the nearest drain.

  • Page 12: Before You Start Your Humidifier For The First Time

    HUMIDIFIRST Before starting the humidification system CAUTION !! 1. With the power to the Master control panel disconnected, make sure that all wire connections are tight. Excessive vibration during the shipping process can cause wire connections at terminals and electrical components to become loose.

  • Page 13: Starting Your Humidifier For The First Time

    All electrical connections must be ready and the main power must be available. 1. Before the Humidifirst humidification system is started, the water supply lines that supply water to the humidifier module should be flushed for 5 minutes to ensure that the water lines are clean and free of debris.

  • Page 14: Trouble Shooting

    HUMIDIFIRST TROUBLE SHOOTING IMPORTANT !!! NEVER WORK ON THE INSIDE OF THE HUMIDIFIER WHEN THE UNIT IS PLUGGED INTO THE WALL OUTLET Symptom: 1. The humidifier does not power up a. If you want the humidification system to operate and it will not, first make sure that there is a call for humidification and that the humidistat set-point is higher than the relative humidity in the space.

  • Page 15: Trouble Shooting At Start-Up Time

    If an electrical problem is keeping the solenoid valve open: (Warning – only qualified technicians should do this test as the Humidifirst Master Panel must be energized while making electrical measurements) Call the factory to discuss the best way to test your humidifier.
  • Page 16 HUMIDIFIRST TROUBLE SHOOTING (continued) 4. If the transducers are not making a mist: (Please note that after a call for humidification, it may take up to 45 minutes for the humidifier body to fill with water, depending on the type of water treatment system you are using.

  • Page 17: Trouble Shooting After Start-Up

    HUMIDIFIRST Trouble shooting after the humidifier has operated for a period of time The transducers are so covered with deposits that they do not work properly and the finger that is generated is very small and puts out little mist. The transducer must be kept clean.

  • Page 18: Basic Maintenance

    MAINTENANCE Basic Maintenance Maintenance of Humidifirst Ultrasonic humidifiers is very simple and plays an important part in keeping the humidifier modules operating properly and extending the life of the components inside. No later than one month after start-up, the humidifier modules should be drained and cleaned.

  • Page 19: End Of Humidifier Season Shutdown

    This will also reduce ware on the electrical components that may occur during summer storms. Shut off the power from the Building electric panel that feeds the Humidifirst Master Panel or unplug the individual humidifier control/power panels. Also, empty the water from the humidifier basin and wipe dry.

  • Page 20: Start-Up Form

    YOU and/or the humidification system. Please complete the following checklist and return it to Humidifirst. There will be no warranty of the equipment without the form being completed and returned in a timely manner.
  • Page 21 HUMIDIFIRST page 2 of 3 HUMIDIFIRST MIST PAC START-UP FORM Master Panel serial number: Name of person doing start-up: 1. First, and most important, did you read the complete Owner’s manual before starting the humidifier? __________ yes ___________ no Complete the following: 2.
  • Page 22 HUMIDIFIRST page 3 of 3 HUMIDIFIRST MIST PAC START-UP FORM Master Panel serial number: Name of person doing start-up: 7. Have all wire connections in the Master control panel tightened? (Make sure the power to the panel has been turned off while tightening.
  • Page 23 HUMIDIFIRST HUMIDIFIRST ULTRASONIC HUMIDIFIERS 1520 Neptune Dr., Suite A, Boynton Beach, FL 33426 (561) 752-1936 FAX (801) 760-2777 www.humidifirst.com...

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