DriSteem STS 100C Installation, Operation And Maintenance Manual Download Page 14

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STS INSTALLATION, OPERATION, AND MAINTENANCE MANUAL

Weather cover

INSTALLATION

OM-7466

Table 10-2:
Weather cover dimensions

Letter

Description

STS 25 to 100

STS 200 to 800

inches

Height

1575

1676

Length

43.5

1105

1346

Width

1575

78.25

1988

Distance from bottom

559

mc_012511_1605

OM-7465

Table 10-1:
Weather cover weights

Weather cover size

lbs

STS 25 to 100

425

193

STS 200 to 800

550

250

mc_012511_1600

mc_012511_1606

mc_012511_1607

Panel

Hinged door

Panel

Hinged door

FIGURE 10-1: WEATHER COVER EXPLODED VIEW

FIGURE 10-2: WEATHER COVER DIMENSIONS

Summary of Contents for STS 100C

Page 1: ...STS Steam to Steam Humidifier Installation Operation and Maintenance Manual READ AND SAVE THESE INSTRUCTIONS...

Page 2: ...ons Read this manual before performing service or maintenance procedures on any part of the system Failure to follow all warnings and instructions could produce the hazardous situations described resu...

Page 3: ...ing service or maintenance procedures on this humidi er after the tank has cooled down and drained 1 Follow the Cool down humidi er instructions on Page 50 tap softened water STS or Page 53 STS with R...

Page 4: ...we will be happy to mail literature to you WARNINGS AND CAUTIONS ii OVERVIEW 2 Product overview 2 Tap softened water 2 RO DI water option 2 Water type conversion 2 Dimensions 4 Capacities electrical s...

Page 5: ...of contents OPERATION 47 Start up procedure 47 Start up checklist 48 MAINTENANCE 49 Water quality 49 Tap softened water 50 RO DI water option 53 Outdoor Enclosure 55 REPLACEMENT PARTS 56 Humidifier ta...

Page 6: ...n be converted in the eld for use with RO DI water and STS RO DI water humidi ers can be converted in the eld for use with tap softened water Contact your DriSteem representative or distributor for pa...

Page 7: ...water control water level using a oat valve An optional low water cutoff switch is available as a remote water indicator mc_030910_1336 STS Humidi cation steam outlet Probe water level control Boiler...

Page 8: ...slot B A E H D C OM 932 OM 931 J K L M B E F C H G J A D L K M Mounting hole 1 2 dia 12 mm slot Notes Tap softened water model shown See dimensions in Tables 5 1 and 5 2 Notes Tap softened water model...

Page 9: ...5 3 75 95 C S and SNC in model numbers are explained in Table 6 1 Add 23 5 597 mm to overall height when STS is mounted on four support legs Add 22 5 572 mm to overall height when STS is mounted on tw...

Page 10: ...20 327 790 358 800C 650 295 1275 578 1500 680 1600 726 mc_010411_1645 Table 6 2 STS humidifier models and capacities with stainless steel heat exchangers STS models Steam pressure at connection to STS...

Page 11: ...al equipment see Figure 26 1 Plumbing connections supply water drain piping and condensate return piping Water seal requirements Avoid locations above critical equipment or processes to avoid damage t...

Page 12: ...2 3 8 M10 threaded rod of length required 3 Angle or channel sized to properly support humidi er 4 Humidi er drain to appropriate building waste Do not drain humidi er directly into drip pan Install w...

Page 13: ...sh with the front and back anges of the tank Wood stud wall Mount two horizontal 2 4 boards 100 mm 50 mm timbers 16 404 mm on center STS 25 Lag bolt coach screw the 2 4s to two studs STS 50 Lag bolt t...

Page 14: ...75 66 1676 B Length 43 5 1105 53 1346 C Width 62 1575 78 25 1988 D Distance from bottom 22 559 22 559 mc_012511_1605 OM 7465 Table 10 1 Weather cover weights Weather cover size lbs kg STS 25 to 100 42...

Page 15: ...on must comply with all governing codes The bottom of the weather cover is open to accommodate piping and electrical connections Electrical connections must be made with approved outdoor rated waterti...

Page 16: ...trap in the branch line leading to the humidi er 5 The preferred location for the STS steam control valve is inside the Outdoor Enclosure If one of these valves must be located inside the building it...

Page 17: ...or Enclosure DC 1478 B Standard steam outlet exits enclosure here Intake ventilation fan D C Pipe chase extending 1 25 mm above enclosure oor STS humidi er Electrical and cleanout access door Control...

Page 18: ...oes off water drains out of the ll line to prevent freezing 2 Ensure that water lines are protected from freezing conditions Install heat tracing and insulation on ll piping inside the Outdoor Enclosu...

Page 19: ...n outlets gasoline storage or other contaminants that could potentially cause dangerous situations Using or storing gasoline or other ammable vapors and liquids in open containers in vicinity of Outdo...

Page 20: ...bility to verify handling equipment s capability to safely handle Outdoor Enclosure Outdoor Enclosure has two available steam distribution con gurations Standard con guration is a steam outlet on one...

Page 21: ...ing piping from steam outlet to dispersion assembly STS OUTDOOR ENCLOSURE SEQUENCE OF OPERATION Power is applied to Outdoor Enclosure If ambient temperature in enclosure is below 50 F 10 C the strip h...

Page 22: ...uire that the 212 F 100 C drain and skim water from the humidi er be tempered before it is discharged into the building drain piping The Drane kooler option will temper 6 gpm 22 7 L m of 212 F 100 C w...

Page 23: ...Bite connection Make sure drain line is clean round and free from damage 4 Mark insertion depth on drain line according to table below for your ProBite connection size 5 Push drain line into ProBite c...

Page 24: ...ent of the water supply assembly is a solenoid valve there may be noise issues that surface during a ll cycle During a ll cycle the supply water drops the water temperature in the tank and may collaps...

Page 25: ...minimum continuous operating temperature DriSteem recommends installing a three foot 914 mm piece of noninsulated stainless steel pipe directly off the humidi er prior to connecting to the nonmetallic...

Page 26: ...ated for 212 F 100 C Strainer Unions by installer Water supply shut off valve by installer Shock arrester recommended to reduce water hammer by installer Steam outlet Install level Install level Elect...

Page 27: ...10411_1555 Shock arrestor by installer recommended to eliminate water hammer mc_010411_1550 tap Piping Tap softened water two heat exchangers FIGURE 23 1 FIELD PIPING OVERVIEW FOR TAP SOFTENED WATER S...

Page 28: ...ller Condensate return to nonpressurized system by gravity only 12 305 mm minimum drop to trap If water piping to humidi er is nonmetallic we recommend a 2 50 mm metallic water seal or loop in the sup...

Page 29: ...ow prevention is required however governing codes prevail Damage caused by chloride corrosion is not covered by your DriSteem warranty Dashed lines indicate provided by installer H1 see Table 24 1 3...

Page 30: ...team trap installed at the bottom of the branch feeding the steam valve of the STS Failure to install this trap will cause water hammer which could damage the STS heat exchanger Vacuum breakers are ne...

Page 31: ...icate provided by installer Tap softened water model shown Table 27 1 STS steam outlet sizes and types STS model Hose size Flange size 2 DN50 3 DN80 4 DN100 5 DN125 6 DN150 25 X 50 X X 100 X X X 200 X...

Page 32: ...he humidi er must be rated for 105 C All STS humidi ers have a 120V single phase electrical supply for North America or 230V single phase electrical supply for Europe Verify current characteristics an...

Page 33: ...E SHIELDED SCREENED CABLE FOR WATER LEVEL CONTROL DEVICES The tank temperature sensor can be run with 18 gauge 1 mm2 stranded wire if the control cabinet is located within 10 3 m of the humidi er For...

Page 34: ...e window glass on north or northeast facing window SENSOR LOCATION IS CRITICAL Sensor location has a signi cant impact on humidi er performance See the recommendations below and Figure 30 1 Note DriSt...

Page 35: ...coming in contact with any metal surface before re or smoke detection devices before a split in the duct otherwise the dispersion assembly can direct more moisture into one duct than the other When dr...

Page 36: ...mixes that can affect humidi er system performance adversely Using hose from alternative manufacturers increases the possibility of tank foaming and accelerated aging Foaming causes condensate discha...

Page 37: ...Maximum capacity3 Maximum developed length4 inches DN lbs hr kg h ft m inches DN lbs hr kg h ft m 2 50 250 113 10 3 2 50 220 100 30 9 1 When using steam hose use DriSteem steam hose for best results F...

Page 38: ...To dispersion device Insulate tubing and to reduce steam loss 90 long sweep or two 45 elbows Obstruction Pitch Tubing drip tee by installer DriSteem part number for 304 stainless steel in line tee 2...

Page 39: ...ater seal run the drain line to an open drain with a 1 25 mm vertical air gap Cut the drain line at a 45 angle on the end above the drain to permit a direct stream of water into the drain pipe while m...

Page 40: ...of dispersion tube s and interconnecting piping for Single tube or multiple tube evaporative dispersion units Condensate drain Type of interconnecting piping Diameter of dispersion tube and interconne...

Page 41: ...r gap only in spaces with adequate temperature and air movement to absorb ash steam or condensing on nearby surfaces my occur Refer to governing codes for drain pipe size and maximum discharge water t...

Page 42: ...ead end 1 2 O D DN15 condensate drain Condensate drain tube by installer 3 4 DN20 minimum Return line piping material must be suitable for 212 F 100 C water Note Condensate may be returned to the humi...

Page 43: ...d Locate air gap only in spaces with adequate temperature and air movement to absorb ash steam otherwise condensation may form on nearby surfaces Refer to governing codes for drain pipe size and maxim...

Page 44: ...t provides necessary access in and around the ductwork or air handler The Rapid sorb typically is installed centered side to side in a duct or is installed across the face of a coil in an air handler...

Page 45: ...persion tubes and headers for Rapid sorb evaporative dispersion units Airflow Type of interconnecting piping Diameter of interconnecting piping Pitch of interconnecting piping Pitch of dispersion tube...

Page 46: ...cut holes in the ductwork for the dispersion tubes Use the L bracket as a template to mark the holes on the duct floor 2 Temporarily loosely suspend or support the header below the final location Ver...

Page 47: ...cated in the L bracket Dispersion tube and slip coupling must be fully engaged on header stub for O rings to provide a seal High end of L bracket can be fastened tight to duct or air handler Fastener...

Page 48: ...ductwork or air handler for steam header penetration condensate drain piping and header support bracket fastener Allow 1 8 ft 1 header pitch toward the support bracket when you drill the hole for the...

Page 49: ...rsion tube and slip coupling must be fully engaged on header stub for O rings to provide a seal High end of L bracket can be fastened tight to duct or air handler Fastener on low end of L bracket must...

Page 50: ...from blowing out of the drain line After the water seal run the drain line to an open drain with a 1 25 mm vertical air gap Cut the drain line at a 45 angle on the end above the drain to permit a dir...

Page 51: ...up checklist items See Page 48 7 Monitor humidifier operation through multiple fill cycles The humidifier operating status appears on the keypad display 8 On tap softened water units water skims from...

Page 52: ...ay connector on the Vapor logic board Turn on the water supply and con rm that the drain valve is closed Turn on power to the humidi er and con rm the Main menu is displayed on the keypad display The...

Page 53: ...n the softening process SKIM DURATION Skim duration determines the quantity of water skimmed with each ll cycle and is eld adjustable using the Vapor logic keypad display Skimming reduces the need for...

Page 54: ...he control modes screen the ll valve opens and the humidi er cools down When the ll valve closes select Manual Drain in the control modes screen and allow the tank to drain dry The humidi er should be...

Page 55: ...tank remove the four bolts that attach it to the tank Then lift the housing up out of the tank The scale should ake off easily from the probe assembly rods The bottom 3 8 10 mm is the sensing portion...

Page 56: ...al if water quality causes the water seal to become clogged often with scale When the seasonal maintenance requirements are complete Re install the cleanout plate and torque the nuts to 25 to 35 in lb...

Page 57: ...ve The oat valve opens Let the ll water run until the tank is cooled then shut off the eld installed manual supply water shut off valve Let the tank drain then manually close the drain valve Models wi...

Page 58: ...al free water is used in the humidi er no cleaning or ushing should be necessary 2 Off season maintenance Perform a complete inspection of the following Heat exchanger Float valve Humidi er tank and g...

Page 59: ...eypad control mode to Standby 2 Place all power disconnects in OFF position and lock in OFF position 3 Close the eld installed manual supply water shut off valve 4 Close the manual shut off valve on t...

Page 60: ...56 STS INSTALLATION OPERATION AND MAINTENANCE MANUAL Humidifier tank OM 946 REPLACEMENT PARTS FIGURE 56 1 TANK REPLACEMENT PARTS...

Page 61: ...late gasket STS 50 100 308015 002 Cleanout plate gasket STS 800 505340 7 Fill assembly Consult factory 8 Float ll assembly STS 25 50 100 505315 Float ll assembly STS 200 400 505305 Float ll assembly S...

Page 62: ...ransformer 120V to 24V 408965 001 5 Terminal block 408252 001 6 Ground terminal 408252 010 7 Terminal jumper 408252 009 8 Relay 24V 3PDT Finder 407900 017 9 DIN rail end cap 408252 006 10 Terminal spa...

Page 63: ...drawing Description Part number 1 500W strip heater 405800 052 2 1100W strip heater 405800 053 3 Cooling fan 405800 068 4 Gasket door or roof 308005 010 5 Stat high limit 405800 065 6 Stat heater 4058...

Page 64: ...any other legal theory even if DriSteem has notice of the possibility of such damages By purchasing DriSteem s products the purchaser agrees to the terms and conditions of this Limited Warranty Extend...

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