VAPORSTREAM VLC Installation Instructions And Maintenance Operations Manual
Electric steam humidifiers
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- Page 1 READ AND SAVE THESE INSTRUCTIONS ® VAPORSTREAM Models VLC and VLDI ELECTRIC STEAM HUMIDIFIERS Installation Instructions Maintenance Operations Manual For Toll-Free Technical Support, Call 1-800-328-4447 UL LISTED CUL LISTED...
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Page 2: Table Of Contents
We therefore urge you to become familiar with the contents of this manual. This manual covers material for both VAPORSTREAM Model VLC and VAPORSTREAM Model VLDI humidifiers. Most of the application material will apply to both units. When information differs for the two units, it will be noted as such. -
Page 3: Vaporstream Models Vlc And Vldi
® However, VAPORSTREAM Model Evaporating Chamber Skimmer Port Outlet VLC humidifiers are available for use Fill Valve with these water types. The stan- dard humidifier can be converted in Needle Valve the field to a VLDI model. See Manual or Electric ®... -
Page 4: Mechanical Specifications And Capacities
MECHANICAL SPECIFICATIONS AND CAPACITIES Table 4-1: Mechanical Specifications and Capacities Heater stage identifies the number of contactors. ** Three-phase power supply connection. All heater loads are wired delta. Capacity Notes Another factor to consider is condensation steam loss from Approximately 172 BTUs (400 kJ) are required to raise the hoses and tubes. -
Page 5: Mechanical Specifications
Weight Control A (width) B (height) C (length) Model empty empty full full cabinet Number (lbs) (kg) (lbs) (kg) sizes VLC/VLDI 2-1 20.25 16.85 7.52 20.25 16.85 7.52 20.25 16.85 7.52 20.25 16.85 7.52 VLC/VLDI 6-1 22.00 18.38 12.85 22.00 18.38... -
Page 6: Vaporstream Model Vlc Area-Type Humidifier
® VAPORSTREAM MODEL VLC AREA-TYPE HUMIDIFIER Figure 6-1: Principle of Operation AREA-TYPE Humidifier Application Steam created in the evaporating chamber (1) flows up Information through the chute (2), and is distributed into the space (3) The operating characteristics of AREA-TYPE steam via the fan. -
Page 7: Mounting Methods
The drain pan must be connected to the sanitary most cases, scale that forms on the heating elements waste water system. continuously flakes off as it forms and the loose scale Figure 7-1: VLC Mounting Methods 1. Floor Stand Method 2. Trapeze Hanger Method 3. Wall Brackets Method 24 ¾"... -
Page 8: Electrical
All wiring must be in accordance with all local ® codes, and with VAPORSTREAM Model VLC wiring diagram. The diagram is inside the control cabinet. The wiring between the control cabinet and humidifier must... -
Page 9: Dispersion Tube Installation
This method requires a water seal and an air gap Min. Condensate Drain Line Sizing to prevent back pressure from the VLC chamber. Exces- • One or two tubes: 3/4" (20 mm) I.D. sive back pressures imposed on the humidifier may lead •... - Page 10 1-½" (38 mm) Dia. Vapor Hose or Hard Tubing* 6" (150 mm) Min. ® VAPORSTREAM Water Seal VLC or VLDI ½" (50 mm) O.D. Condensate (5" (125 mm) approx.) Humidifier Drain Tube Condensate Drain Tube by Others** (3/4" (20 mm) minimum)
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Page 11: Optional Weather Cover
1. Remove the weather cover top and panels C and D to four sizes, designed to fit over a 3, 6, 9, or 12 heater VLC access the water and electrical connections. A 7/16"... -
Page 12: Weather Cover Dimensions
WEATHER COVER DIMENSIONS Figure 12-1: Weather Cover Exploded View Top Panel Panel A Panel B Panel C OM-906A Panel D Figure 12-2: Weather Cover Dimensions Panel ETL Certification Label Identification Label Product Identification Label OM-904 Table 12-1: 3, 6, 9, and 12 Heater Overall Dimensions of Weather Cover ¾... -
Page 13: Rapid-Sorb Assembly And Installation
Air Gap 3/4" (20 mm)Copper (125 Optional Companion Min. Air Gap *Open Drain Flange or Threaded ® Min. VAPORSTREAM Model Connection for Hard Piping *Open Drain VLC Humidifier OM-102 OM-101 * Refer to local codes for drain pipe size requirements. -
Page 14: Vertical Duct Installation
RAPID-SORB ® ASSEMBLY AND INSTALLATION Vertical Duct Installation Install the RAPID-SORB with dispersion tubes and header pitched to condensate drain as shown in figures 14-1,14-2, and 14-3. See "Instructions for Horizontal Duct" for additional information on page 13, as applicable. Figure 14-1: Plan View Figure 14-2: Elevation View Tube without Drain Airflow... -
Page 15: Piping Methods
Figure 15-2: Piping method recommended when The VAPORSTREAM ® Model VLC has a one-inch (25 humidifier must be mounted higher than the duct: mm) internal “air gap”. However, local codes may require a vacuum breaker. -
Page 16: Piping Diagrams: Steam, Water And Drain
PIPING DIAGRAMS: STEAM, WATER AND DRAIN Standard Unit (Non-DI/RO Water) Solenoid Water Make-up Valve Needle Valve Water Skim/Overflow Outlet - ¾" (20 mm) Water Supply Line (25 psi minimum) Manual or Optional Electric Drain Valve Drain and Water Seal Piping - ¾" (20 mm) (by installer) Clean-out Tray Heaters... -
Page 17: Start-Up Procedure
Verify that all wiring connections have been made in accordance with all governing codes and the enclosed ® VAPORSTREAM VLC wiring diagram. Caution: Overtightening cover will cause leaks. Caution: Only qualified electrical personnel All cover knobs are turned down at the factory until the should perform start-up procedure. -
Page 18: Recommended Maintenance
3/8" (10 mm), of the probe should be brushed clean with should be installed. Even though the VAPORSTREAM stainless steel wool. VLC has an internal 1" (25 mm) air gap, some local codes 3. Cleaning Skim Overflow Port - Loosen deposits with may require a vacuum breaker. -
Page 19: Replacement Parts
REPLACEMENT PARTS ® VAPORSTREAM Model VLC Humidifier OM-907 Description Part No. Tank 167700-TAB Cover, One Heater 167710-TAB Cover, Three Heater 167715-TAB Cover, Six Heater 167720-TAB Cover, Nine Heater 167725-TAB Cover, Twelve Heater 167730-TAB Cover, Heater Louvered 167740-TAB Knob, T-Handled Utility... - Page 20 REPLACEMENT PARTS VAPORSTREAM Model VLDI Humidifier OM-908 Description Part No. Tank 167700-TAB Cover, One Heater 167710-TAB Cover, Three Heater 167715-TAB Cover, Six Heater 167720-TAB Cover, Nine Heater 167725-TAB Cover, Twelve Heater 167730-TAB Cover, Heater Louvered 167740-TAB Knob, T-Handled Utility 700725...
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Page 21: Maintenance Service Record
MAINTENANCE SERVICE RECORD DATE INSPECTED PERSONNEL OBSERVATION ACTION PERFORMED... - Page 22 MAINTENANCE SERVICE RECORD DATE INSPECTED PERSONNEL OBSERVATION ACTION PERFORMED...
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Page 23: Two-Year Limited Warranty
TWO-YEAR LIMITED WARRANTY DRI-STEEM Humidifier Company (“DRI-STEEM”) warrants to the original user that its products will be free from defects in materials and workmanship for a period of two (2) years after installation or twenty-seven (27) months from the date DRI-STEEM ships such product, whichever date is the earlier. If any DRI-STEEM product is found to be defective in material or workmanship during the applicable warranty period, DRI-STEEM’s entire liability, and the purchaser’s sole and exclusive remedy, shall be the repair or replacement of the defective product, or the refund of the purchase price, at DRI-STEEM’s... - Page 24 14949 Technology Drive • Eden Prairie, MN 55344 Phone: (952) 949-2415 • 800-328-4447 • Fax: (952) 949-2933 E-Mail: sales@dristeem.com • Web: www.dristeem.com Europe Office: Bell Place, Bell Lane • Syresham, Brackley • NN13 5HP, U.K. Phone: +44 1280 850122 • Fax: +44 1280 850124 E-Mail: 106277.1443@compuserve.com Continuous product improvement is a policy of DRI-STEEM Humidifier Company therefore, product features and specifications are subject to change without notice.