Neptronic SKG3 Series Installation Instructions Manual
Gas fired humidifier
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Gas Fired Humidifier
SKG3 Series
INSTALLATION INSTRUCTIONS
Read and save these instructions
WARNING: Risk of fire or explosion. May
cause property damage, personal injury or loss
of life. Please follow installation instructions
carefully.
FOR YOUR SAFETY: Do not store or use
gasoline or other flammable vapors and liquids
in the vicinity of this appliance.
WHAT TO DO IF YOU SMELL GAS:
Do not try to light any appliance.
Do not touch any electrical switch,
and do not use telephones in your
building.
Immediately call your gas supplier from
an off-site telephone.
Follow the gas supplier's instructions.
If you cannot reach your gas supplier,
call the fire department.
WARNING: Risk of injury or property damage.
Installation and service must be performed by a
qualified installer, service agency, or the gas
supplier.
SKG3-IOM – Rev.: 180313
4011008
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Summary of Contents for Neptronic SKG3 Series
- Page 1 All manuals and user guides at all-guides.com Gas Fired Humidifier SKG3 Series INSTALLATION INSTRUCTIONS WARNING: Risk of fire or explosion. May cause property damage, personal injury or loss of life. Please follow installation instructions carefully. FOR YOUR SAFETY: Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this appliance.
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Page 2: Safety
WATER demineralized or partially softened water. On no account attempt to introduce any other fluids or chemicals into the system without first consulting Neptronic or its authorized distributor. Water supply must not exceed the max pressure of 70 psig (480 kPa), or pressure limits laid out in the Installation Instructions and User Manual, and must comply with local regulations. -
Page 3: Foreword
Please observe the local regulations concerning the provision of electrical installations. Correct Use Neptronic systems and its products are designed only for humidification use. Any other application is not considered appropriate for the intended purpose. The manufacturer cannot be made liable for any damage resulting from incorrect use. -
Page 4: Table Of Contents
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Table of Contents Safety ..............................1 Foreword ............................2 Table of Contents ..........................3 Technical Specifications ........................4 Dimensions & Weights ........................5 Installation Overview ........................10 Stage 1 –... -
Page 5: Technical Specifications
[315] [100] Notes: 1 - Maximum static duct pressure is 5” w.c. (1.25 kPa). For higher static duct pressures, consult Neptronic or its authorized distributor. 2 - Standard humidifier is designed for natural ventilation combustion air. “Ducted Combustion Air” option is available... -
Page 6: Dimensions & Weights
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Dimensions & Weights General dimensions - Fig. 2 General Dimensions, Weight & Steam Outlets detail Weight Dimensions in inches [mm] No of Steam Lb (Kg) Nb of Model Steam... - Page 7 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Dimensions & Weights Position & Dimension of connections C=22'’ (560) 14½’’ (370) 10½’’ (270) Electrical 5'’ (127) control Power supply 2'’ (51) Flue 49½’’ supply (1257) Front...
- Page 8 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Dimensions & Weights Option - Ducted combustion air inlet dimension 6'’(150) Ducted combustion air dimensions - Fig. 4 (dimensions in bracket are in mm) Dimensions in inches [mm] No of No of...
- Page 9 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Dimensions & Weights Option - Weather proof enclosure general dimension and weight Weather proof enclos. 4 modules configuration - Fig. 6 Weather proof enclos.1 to 3 modules configuration - Fig. 5 63-5/8"...
- Page 10 Caution must be exercised to ensure balanced load before lifting. Lifting of SKG3 Steam Humidifier MUST ALWAYS be done using the appropriate Neptronic Lifting Bracket (sold separately). Lifting sling angle must be greater than 30˚ to the horizontal. Optional weather proof enclosure is provided with four (4) lifting eyelets located at each corner on the top of the enclosure, see fig.
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Page 11: Installation Overview
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Installation Overview All installation work must comply with local regulations. All work related to the installation of the SKG3 Steam Humidifier MUST only be performed by skilled and qualified technical personnel (e.g. -
Page 12: Stage 1 - Unit Positioning And Mounting
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 1 – Unit Positioning and Mounting Safety Any installation work MUST be carried out by suitably qualified personnel. Considerations The following considerations must be taken into account before deciding on the location of the SKG3 Steam Humidifier: ... - Page 13 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 1 – Unit Positioning and Mounting 20'’ (510) minimum 24'’ (600) minimum 24'’ (600) minimum 30'’ (800) minimum Standard enclosure clearance - Fig. 12 (dimensions in bracket are in mm) Weather proof enclosure clearance - Fig.
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Page 14: Stage 2 - Steam Distribution Installation
4 ¼’’ (108mm) up to 528lb/h (240kg/h) 5 ¼’’ (133mm) up to 560lb/h (255kg/h) All humidifiers below 220lb/h (100kg/h) capacity must use standard Neptronic® S.A.M.E2 steam distribution pipes. Multi-Steam can be offered if shorter absorption distances are required. All humidifiers above 220lb/h (100kg/h) capacity must use the Multi-Steam. - Page 15 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 2 – Steam Distribution Installation Steam Outlet Configuration for Weather Proof Integrated steam manifold Enclosure Steam outlet Weather proof enclosure single steam outlet - Fig. 17 The SKG3 humidifier with weather proof enclosure is provided with an integrated steam manifold with an outlet located on either one of the sides of the humidifier.
- Page 16 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 2 – Steam Distribution Installation The minimum steam manifold length that can be used with the SKG3-110-1 to Selection of SKG3-210-1 is 35’’ (900mm). Any manifold below this dimension will have Steam insufficient outlet spigots to allow proper steam distribution.
- Page 17 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 2 – Steam Distribution Installation Steam Pipe Work to Duct Connections (SKG3-110 to 210) SKG3-110 Insulated pipe Air Duct Min. 2/5 H Min. 7° pipe slope Ø3'’...
- Page 18 SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 2 – Steam Distribution Installation Selection of For all Multi-Steam units, use the Neptronic® Humidisoft program to size the Multi-Steam unit. Where two Multi-Steam units are required with duties in excess of 528lb/h (240kg/h), make your selection using the following rules: ...
- Page 19 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 2 – Steam Distribution Installation Steam Pipe Work to Duct Connections (SKG3-110 to 810) SKG3-110 to 265 Air duct Insulated pipe Min. 7° pipe slop Ø3'’...
- Page 20 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 2 – Steam Distribution Installation SKG3-505 to 610 Air Duct Min. 7° pipe slope Insulated pipe Ø5 ¼'’ (133) Ø3'’ (76) (x3) ؽ'’ (15) Static pressure + 2'’...
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Page 21: Stage 3 - Gas Supply Connection
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 3 – Gas Supply Connection CAUTION: Gas piping installation MUST comply with all local codes and regulations, and current ANSI Z223.1, ‘’National Fuel Gas Code’’ or CAN/CSA-B149. Gas pressure to the humidifier MUST never exceed 26’’... -
Page 22: Stage 4 - Water Supply Installation
Water supply installation must conform to local codes and regulations. Any installation work must be carried out by suitably qualified personnel. Water Inlet The Neptronic® SKG3 Humidifier is designed to be used with tap, reverse Specifications osmosis, de-ionized and de-mineralized water. -
Page 23: Stage 5 - Water Drain Connection
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 5 – Water Drain Connection Water drain installation must conform to local codes and regulations. Any installation work must be carried out by suitably qualified personnel. Water Drain Water drain temperature: 140˚F (+60˚C) Specification... -
Page 24: Stage 6 - Combustion Air Installation
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 6 – Combustion Air Installation CAUTION: Combustion and room ventilation air must conform to local codes and regulations and to section 7.2, 7.3 or 7.4, Air for Combustion and Ventilation of the current ANSI Z223.1 ‘’National Fuel Gas Code’’... - Page 25 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Combustion Air Natural Ventilation Specification (1) Installation (1) Number of Minimum Minimum Model Module Low level High level opening - opening - inlet outlet ) [cm ) [cm SKG3-110-1 N/P...
- Page 26 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 6 – Combustion Air Installation Natural Ventilation Installation High level opening Outside Wall Low level opening Humidifier’s Air openings Natural ventilation configuration - Fig. 34 Ducted Combustion Air “Ducted Combustion Air”...
- Page 27 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 6 – Combustion Air Installation Ducted Combustion Air Single Humidifier Ø 2'’ (51) minimum SKG3-110 to 210 Humidifier inlet Ø 2'’ (51) Ducted combustion air 1 module - Fig. 35 (dimensions in bracket are in mm) 2 Modules Humidifier...
- Page 28 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 6 – Combustion Air Installation 3 Modules 1 to 3 outlets manifold Ø 6'’ (150) minimum Humidifier SKG3-505 to 610 Ø 2'’ (51) minimum Humidifier inlet Ø...
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Page 29: Stage 7 - Flue Gas Venting Connection
Minimum flue gas venting pipe upward gradient must be ¾’’ (20mm) in 40’’ (1m) horizontal run or as per flue gas venting manufacturer’s instructions. The Neptronic® SKG3 Steam Humidifier is a condensing appliance. As such, its high efficiency may cause condensation in the flue gas venting. - Page 30 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 7 – Flue Gas Venting Connection Minimum When flue gas terminal is located in outside air: Spacing Minimum spacing Building or other element (in) [mm] Below adjacent opening (window, air vent or any 12 [300]...
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Page 31: Stage 8 - Electrical Supply And Installation
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 8 – Electrical Supply and Installation Electrical The SKG3 Steam Humidifier requires a 120, 208 or 240V single phase supply. Power Supply Weather proof Standard Model Voltage (V) -
Page 32: Stage 9 - Electrical Control Connections
Installation Instructions and User Manual Stage 9 – Electrical Control Connections Electrical Control The Neptronic® SKG3 Steam Humidifier has a modulating control system and Connections requires an analog control signal. All controls connections have been grouped on a specific Interface P.C.B. - Page 33 T B 2 H R O 2 0 Control signal from HRO20 humidity controller - Fig. 43 Humidifier The Neptronic® SKG3 Steam Humidifier can be installed in conjunction with the Control with Neptronic® SHR10 or SHC80 humidity sensors. Humidity Sensors...
- Page 34 The Neptronic® SKGE3 modulating Steam Humidifier can be installed in conjunction with a VAV system, in this case the Neptronic® SHC80 duct humidity sensor placed in the supply air will act as a high level duct humidity sensor. Humidity will be controlled by the Neptronic®...
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Page 35: Stage 9 - Bacnet ® Interface Set-Up
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Stage 9 – BACnet Interface Set-up ® Important Note ® This page describes the BACnet interface set-up. ® “BACnet interface’’ option is available only upon request. Dip Switch Pull Up enable Adjustment for... -
Page 36: Initial Verification
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Initial Verification Initial verification and start-up (commissioning) must be carried out by suitable qualified personnel. 1. Ensure that the humidifier cabinet is installed in a location where the Clearance humidifier can be serviced correctly. - Page 37 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Start-Up 1. Proceed to start-up the humidifier as follows: a) Open the front access door of the humidifier cabinet; ensure that the manual drain valve is closed. b) Start up the humidifier by pushing the (ON/OFF) button located on the humidifier control panel.
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Page 38: Commissioning - Operation Description
Installation Instructions and User Manual Commissioning – Operation Description Control Panel The control panel of the Neptronic® SKG3 Steam humidifier is equipped with a user friendly LCD display and extensive access to status, alarms, and set-up menus. Description Blue Power ON LED... -
Page 39: Operation Display
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Operation Display During normal operation, the following display indicates the main information about Operation Scrolling the system: Messages on Display DEMAND: 100% OUTPUT: 100% ROOM HUMIDITY 30%RH Scrolled Message... -
Page 40: Status Menu
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Status Menu Display Description STATUS Room Relative Humidity: Room Rel. Humidity Displays the room relative humidity if a room humidistat is connected to the 64%RH humidifier. -
Page 41: Control Set-Up Menu
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Control Set-up Menu Display Description Values Control Mode: External CONTROL SETUP Selection of control mode. Internal Control Mode If External is selected, the control demand will be received Com Port INTERNAL by the analog input. - Page 42 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Control Set-up Menu Hi Limit SetPoint: Voltage or Amp. CONTROL SETUP Hi Limit SetPoint Selection of high Limit setpoint settings. From 0 to 10 V Volt/mA: Voltage or 2 to 10 V Vin Min.: 2.00V...
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Page 43: System Set-Up Menu
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual System Set-up Menu Display Description Values SYSTEM SETUP Service Timer: From 400 to 3000 Hrs Service Timer Selection of delay between service alarms. Increment: 100 Hrs 1000 Hrs Value is indicated in Hours. - Page 44 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual System Set-up Menu Display Description Values Chimney Temperature Offset: SYSTEM SETUP From -10 to 10˚C Selection of chimney temperature offset for each module, in Chimney Temp.
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Page 45: Alarms Menu
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Alarms Menu Display Description Operation Period: Displays the running hours countdown, it displays the reverse number of hours of Display # 107. ALARMS IMPORTANT: Operation Period This countdown must be reset after servicing in order to remove the alarm for call of H1: 1000Hr... -
Page 46: List Of Alarms
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual List of Alarms No alarm must be reset prior to identifying and rectifying the cause of fault. Please refer to the troubleshooting guide for help on identifying and resolving potential problems. -
Page 47: Diagnostics Menu
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Diagnostics Menu Display Description Input Voltage: Displays the analog inputs: DIAGNOSTICS Input Voltage Input #1: Control setpoint input voltage Input #1: 7.15V Input #2: Room humidity input voltage Input #2: 7.13V Input #3: Duct humidity input voltage Input #3: 7.14V... -
Page 48: Com Port Set-Up Menu
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Com Port Set-up Menu Display Description Values Com Port Speed: COM PORT SET UP Com Port Speed N/A Baud Default: N/A N/A Baud Not Applicable, communication speed unit is not a variable. The communication speed is expressed in Baud. -
Page 49: Personal Notes
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Personal Notes... -
Page 50: Exploded Views & Parts List
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Exploded Views & Parts List General General exploded view - Fig. 50 Item Description Model Part number SKG Cabinet All models SW G1012 Evaporation chamber assembly See detail Front door assembly See detail... - Page 51 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Exploded Views & Parts List Item 2 – Evaporation chamber assembly detail Evaporation chamber exploded view - Fig. 51 Item Description Model Part number Water tank SW G3208 All models...
- Page 52 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Exploded Views & Parts List Item 3 - Door assembly detail Door assembly detail - Fig. 52 Item Description Model Part number Front door All models SP G1012-5 Air filter...
- Page 53 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Exploded Views & Parts List Item 11 – Igniter assembly Igniter assembly - Fig. 54 Item Description Model Part number Igniter holder assembly SW GIGNHOLD-ASSY All models 120V SW GIGNITER-120...
- Page 54 All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Exploded Views & Parts List Water level sensor assembly Water level sensor assembly - Fig. 56 Item Description Model Part number Water level sensor assembly All models SW GWATLEV-ASSY Water level sensor...
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Page 55: Multiple Modules Composition Table
All manuals and user guides at all-guides.com SKG3 Gas Fired Humidifier Installation Instructions and User Manual Multiple Modules Composition Table Module Module Module Module 1 (master) Module description - Fig.57 Module model number & quantity Humidifier No of Model Modules SKG100 SKG150 SKG180... - Page 56 All manuals and user guides at all-guides.com 400 Lebeau blvd, Montreal, Qc, H4N 1R6, Canada www.neptronic.com Toll free in North America: 1-800-361-2308 Tel.: (514) 333-1433 Fax: (514) 333-3163 Customer service fax: (514) 333-1091 Monday to Friday: 8:00am to 5:00pm (Eastern time)
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