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DRISTEEM GTS HUMIDIFIER INSTALLATION AND OPERATION MANUAL

Important: 

This equipment is for use with the 
following appliance categories. 
Contact your distributor before 
converting to another group or supply 
pressure.

Table 1-1:
Appliance categories

I

2H

 G20 at 20 mbar

I

2E

 G20 at 20/25 mbar

I

2E+

 G20/G25 at 20/25 mbar

I

2L

 G25 at 25 mbar

I

3+(28-30/37) 

G30 Butane at 28-30 mbar and 

G31 Propane at 37 mbar

I

3B/P(30)

 G30 Butane and 

G31 Propane at 30 mbar

I

3B/P(37)

 G30 Butane and 

G31 Propane at 37 mbar

I

3B/P(50)

 G30 Butane and 

G31 Propane at 50 mbar 

I

3P(30)

 G31 Propane at 30 mbar

I

3P(37)

 G31 Propane at 37 mbar

I

3P(50)

 G31 Propane at 50 mbar

  Electrical warning label

Location:

 

Front door and electrical

 access 

door

Defi nition:

  Electrical shock hazard

An input derate exists when operating 
GTS humidifi ers at a high altitude.

Table 1-2:
Input derate for high altitude

Altitude (meters)

Input derate %

0  –  610

0

611 – 765

2

766 – 915

4

916 – 1065

6

1066 – 1220

8

1221 – 1370

10

1371 – 1525

12

1526 – 1675

14

1676 – 1830

16

1831 – 1980

18

1981 – 2135

20

2136 – 2285

22

2286 – 2440

24

2441 – 2590

26

2591 – 2743

28

2744 – 2895

30

2896 – 3048

32

3049 – 3200

34

3201 – 3352

36

3353 – 3505

38

3506 – 3657

40

This equipment has been tested by 
Intertek to the Low Voltage, Gas 
Appliance, and EMC directives and 
has been certifi ed by Certigaz for use 
in all EU countries.

GTS humidifi ers bearing the CE 
mark are authorized for use in the 
European countries listed below.

Table 1-3:
Authorized countries of destination

Austria (AT)

Latvia (LV)

Belgium (BE)

Lithuania (LT)

Bulgaria (BG)

Luxembourg (LU)

Cyprus (CY)

Malta (MT)

Czech Republic (CZ)

Netherlands (NL)

Denmark (DK)

Norway (NO)

Estonia (EE)

Poland (PL)

Finland (FI)

Portugal (PT)

France (FR)

Romania (RO)

Germany (DE)

Slovakia (SK)

Greece (GR)

Slovenia (SI)

Hungary (HU)

Spain (ES)

Iceland (IS)

Sweden (SE)

Ireland (IE)

Switzerland (CH)

Italy (IT)

United Kingdom (GB)

Table 1-4:
Gas specifications for GTS models

GTS

model

Volumetric fl ow rate by gas category

Average

fl ue

temperature 

at 100% 

demand

Minimum 

draught 

requirement

Mass fl ow 

rate of 

combustion 

products

2H-G20-20 mbar

2E-G20-20 mbar

2Es-G20-20 mbar

2L-G25-25 mbar

2LL-G25-20 mbar

2Ei-G25-25 mbar

2E+G20/G25-20/25 mbar

2ER-G20/G25-20/25 mbar

3B-G30-30 mbar

3B-G30-50 mbar

3P-G31-30 mbar

3P-G31-37 mbar

3P-G31-50 mbar

100

2.31 m

3

/h

2.82 m

3

/h

2.31-2.82 m

3

/h

1.31 m

3

/h

1.49 m

3

/h

200 °C

– 0.025 mbar

6.9 g/s

200

4.62 m

3

/h

5.64 m

3

/h

4.62-5.64 m

3

/h

2.62 m

3

/h

2.98 m

3

/h

220 °C

– 0.025 mbar

13.8 g/s

300

6.93 m

3

/h

8.46 m

3

/h

6.92-8.46 m

3

/h

3.93 m

3

/h

4.47 m

3

/h

190 °C

– 0.025 mbar

20.7 g/s

400

9.24 m

3

/h

11.28 m

3

/h

9.24-11.28 m

3

/h

5.24 m

3

/h

5.96 m

3

/h

220 °C

– 0.025 mbar

27.6 g/s

500

11.55 m

3

/h

14.10 m

3

/h

11.55-14.10 m

3

/h

6.55 m

3

/h

7.45 m

3

/h

220 °C

– 0.025 mbar

34.5 g/s

600

13.86 m

3

/h

16.92 m

3

/h

13.85-16.92 m

3

/h

7.86 m

3

/h

8.94 m

3

/h

220 °C

– 0.025 mbar

41.4 g/s

700

16.17 m

3

/h

19.74 m

3

/h

16.17-19.74 m

3

/h

9.17 m

3

/h

10.43 m

3

/h

220 °C

– 0.025 mbar

48.3 g/s

800

18.48 m

3

/h

22.56 m

3

/h

18.47-22.56 m

3

/h

10.48 m

3

/h

11.92 m

3

/h

220 °C

– 0.025 mbar

55.2 g/s

Before you begin 

Summary of Contents for GTS-100

Page 1: ...b b b l l l l l l l he he he he he e he e e ere re re re re re re re r Following installation of this steam generating humidifier the installer shall instruct the user in the operation of the steam g...

Page 2: ...ly water piping requirements for all water types 5 Supply water piping Tap softened water 6 RO DI water option 6 Supply water flow rates 6 Supply water guidelines 6 Drain piping 7 Gas piping 8 Combust...

Page 3: ...the European countries listed below Table 1 3 Authorized countries of destination Austria AT Latvia LV Belgium BE Lithuania LT Bulgaria BG Luxembourg LU Cyprus CY Malta MT Czech Republic CZ Netherland...

Page 4: ...ers off and tries to fill the tank If unable to fill the tank within a defined time period an Excessive refill time alarm appears in the Vapor logic Alarm Log The burners remain off until this alarm i...

Page 5: ...off switch if DI RO water option Water level probe Float operated low water cutoff switch if DI RO water option Thermal trip Temperature sensor Tap softened water GTS humidifier shown Steam hose or tu...

Page 6: ...f the structure When such locations cannot be avoided install a suitable drain pan adequately drained under the humidifier The pan must not restrict combustion airflow If located in an insulated space...

Page 7: ...er system while servicing To minimize electrolytic corrosion install insulating unions to make connections between copper and other dissimilar metal fittings such as galvanized steel Humidifier tank m...

Page 8: ...r option If a GTS humidifier with the RO DI water option is supplied with tap softened fill water the float valve assembly will become clogged and particulate will accumulate on the low water cutoff s...

Page 9: ...s adversely affecting their life and performance An open drain with a 25 mm air gap between the drain piping and the drain is required Locate the air gap only in spaces with adequate temperature and a...

Page 10: ...ches when connecting piping to humidifier or controls Provide a drip leg before each humidifier and in the line where low spots cannot be avoided Take off to humidifier should come from top or side of...

Page 11: ...nnection immediately upstream of the gas supply connection to the appliance Use this tap to check pressure with all burners running Leak testing After installation check field piping and humidifier ga...

Page 12: ...xygen for proper combustion openings must be provided to allow outside air to enter the space where the humidifier is located Enclosed spaces such as equipment rooms must be vented for combustion air...

Page 13: ...piping All GTS models have a single point connection to the blower inside the front door See Figure 11 3 When running PVC or CPVC piping for sealed combustion the maximum allowable distance to the out...

Page 14: ...ed according to the provisions of the governing codes Venting Vent connector serving this appliance shall not be connected into any portion of mechanical draft systems operating under positive pressur...

Page 15: ...L VENTING REQUIREMENTS Contact your DriSteem distributor for all horizontal venting parts Ensure that distances from vent terminal to adjacent public walkways buildings and openable windows and buildi...

Page 16: ...e GTS wiring diagrams Control wiring Verify that all control wiring has been completed as specified and required for correct and safe operation of the GTS humidifier Tank Verify that the humidifier ta...

Page 17: ...l down as described here NOTE Insulated and uninsulated tanks will have hot surfaces Verify that there is no call for humidity and that the aquastat set point adjusted using the keypad display Setup s...

Page 18: ...minerals have hardened in the water seal Clean the low water cutout probe Remove the electrical access panel and inspect the probe rod for mineral accumulation The probe rod is located on the top of t...

Page 19: ...ward and physically sound without holes or excessive corrosion Ensure that physical support of the humidifier is sound without sagging cracks or gaps between floor stand or tank flanges Ensure that th...

Page 20: ...ns BURNER MAINTENANCE FREQUENCY Under normal use conditions the burner s should not need cleaning for a minimum of five years However depending on the operating environment the burner s may require pe...

Page 21: ...less than 40 ppm low single digits is the norm CO2 from 8 to 10 preferably 9 O2 between 4 and 7 Flue Temperature less than 204 C plus room temperature Burner efficiency greater than 80 Orange color f...

Page 22: ...act negligence strict liability in tort or 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...

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