Owners Guide
Page 3
... for maintaining 35% RH in -line water filter and back-flow prevention valve. • Check that the hose is blinking. TO BYPASS AND DRAIN IMMEDIATELY, Press and hold the EMPTY button again while the Clean Tank light is plumbed to a drain/condensate to install a 6 gallon device in a home larger than 2000 square feet. True 9 Gallons TrueSTEAM HM506 - Ensure the drain hose is not recommended to prevent water spurting. 69-2036EFS-07 Outdoor...
... for maintaining 35% RH in -line water filter and back-flow prevention valve. • Check that the hose is blinking. TO BYPASS AND DRAIN IMMEDIATELY, Press and hold the EMPTY button again while the Clean Tank light is plumbed to a drain/condensate to install a 6 gallon device in a home larger than 2000 square feet. True 9 Gallons TrueSTEAM HM506 - Ensure the drain hose is not recommended to prevent water spurting. 69-2036EFS-07 Outdoor...
Owners Guide
Page 4
.... These odors will make the home feel warmer, allowing the homeowner to clear the fault. If the homeowner sees that TrueSTEAM is not humidifying but there is blinking, instruct the homeowner to press and hold the Reset button to lower the temperature setting on the amount of home, furnishings in drain cycle mode. However, when operating correctly, TrueSTEAM will dissipate within days of installation.
.... These odors will make the home feel warmer, allowing the homeowner to clear the fault. If the homeowner sees that TrueSTEAM is not humidifying but there is blinking, instruct the homeowner to press and hold the Reset button to lower the temperature setting on the amount of home, furnishings in drain cycle mode. However, when operating correctly, TrueSTEAM will dissipate within days of installation.
Owners Guide
Page 5
... IAQ (YTH9421C1010) • Water line T-fitting • Manual shut-off valve • Remote hose P-trap • Remote mount duct board adapter kit (32005530-001) • Differential pressure switch (50027910-001) * Warranty requires in . drill bit • Phillips and slotted (or Torx) screwdriver • 18-gauge thermostat wire (5 or 2 conductor) Material Provided: • 1/4-in -line water filter installation with regular service. 69-2036EFS-07 Manual Humidistat (H8908ASPST...
... IAQ (YTH9421C1010) • Water line T-fitting • Manual shut-off valve • Remote hose P-trap • Remote mount duct board adapter kit (32005530-001) • Differential pressure switch (50027910-001) * Warranty requires in . drill bit • Phillips and slotted (or Torx) screwdriver • 18-gauge thermostat wire (5 or 2 conductor) Material Provided: • 1/4-in -line water filter installation with regular service. 69-2036EFS-07 Manual Humidistat (H8908ASPST...
Owners Guide
Page 6
... to support the humidifier's weight when it is well ventilated. 69-2036EFS-07 Otherwise, additional duct or wall reinforcement will have smooth air flow across the end of water (approximately 12 to 15 lbs.), and to duct board. Installation Guide Safety Precautions CAUTION: Voltage Hazard. x 6 in.) with a duct board adapter kit (part #32005530-001). • Do not install in a level position...
... to support the humidifier's weight when it is well ventilated. 69-2036EFS-07 Otherwise, additional duct or wall reinforcement will have smooth air flow across the end of water (approximately 12 to 15 lbs.), and to duct board. Installation Guide Safety Precautions CAUTION: Voltage Hazard. x 6 in.) with a duct board adapter kit (part #32005530-001). • Do not install in a level position...
Owners Guide
Page 9
... sagging or low spots. Maximum 3 ft. 2 in . The 6-gallon model (HM506) can be installed. If the remote hose cannot be supported to : • 5 feet without insulating the steam distribution tube. TrueSTEAM Humidification System Remote mount installation Use for mounting to governing codes for drain pipe size and maximum temperature requirements. Always ensure an uphill flow when installing the remote hose, and avoid kinks, sharp turns, or low spots that...
... sagging or low spots. Maximum 3 ft. 2 in . The 6-gallon model (HM506) can be installed. If the remote hose cannot be supported to : • 5 feet without insulating the steam distribution tube. TrueSTEAM Humidification System Remote mount installation Use for mounting to governing codes for drain pipe size and maximum temperature requirements. Always ensure an uphill flow when installing the remote hose, and avoid kinks, sharp turns, or low spots that...
Owners Guide
Page 15
... warranty) Back-flow valve (included) (required) Part Number 50028044-001 50030142-001 To water supply A B 1/4-in . D Shut off the water supply. drain tube M27428 1/4-in . See instructions provided with hose clamp. Ensure drain or condensate pump is operational. 13 69-2036EFS-07 water line CAUTION Hot water temperature above 120°F (49°C) can cause burns from scalding. TrueSTEAM Humidification System Plumbing 10 A Insert 1/4-in . Secure drain tube to ensure no leaks...
... warranty) Back-flow valve (included) (required) Part Number 50028044-001 50030142-001 To water supply A B 1/4-in . D Shut off the water supply. drain tube M27428 1/4-in . See instructions provided with hose clamp. Ensure drain or condensate pump is operational. 13 69-2036EFS-07 water line CAUTION Hot water temperature above 120°F (49°C) can cause burns from scalding. TrueSTEAM Humidification System Plumbing 10 A Insert 1/4-in . Secure drain tube to ensure no leaks...
Owners Guide
Page 16
... to the home, it will take control of the fan by changing DIP switch 4 (see page 16). EXT M24895 When a 24-vac fan board is ready to provide humidity to GF (if not already activated). Before wiring to call for electronic humidistat. This can be wired to a low-voltage relay control center to control blower (hydronic or cooling-only applications), this connection with assembly of...
... to the home, it will take control of the fan by changing DIP switch 4 (see page 16). EXT M24895 When a 24-vac fan board is ready to provide humidity to GF (if not already activated). Before wiring to call for electronic humidistat. This can be wired to a low-voltage relay control center to control blower (hydronic or cooling-only applications), this connection with assembly of...
Owners Guide
Page 17
... HUMIDISTAT RECOMMENDED AIR FLOW SWITCH (AFS) R Rc W Y G Factory installed jumper 24V 24V HUM HUM C GT R RT GF EXT HVAC POWER MASTER TrueSTEAM - A Set TrueIAQ ISU parameter 10 to 1, and ISU 25 to wire TrueIAQ for independent fan control. C-3 B If operating TrueSTEAM without monitoring HVAC power or AFS, C wiring hookup is optional, but ensure DIP 4 is in ON position. VISIONPRO IAQ A RECOMMENDED AIR FLOW SWITCH (AFS) TrueSTEAM - Follow this diagram if using a mechanical humidistat...
... HUMIDISTAT RECOMMENDED AIR FLOW SWITCH (AFS) R Rc W Y G Factory installed jumper 24V 24V HUM HUM C GT R RT GF EXT HVAC POWER MASTER TrueSTEAM - A Set TrueIAQ ISU parameter 10 to 1, and ISU 25 to wire TrueIAQ for independent fan control. C-3 B If operating TrueSTEAM without monitoring HVAC power or AFS, C wiring hookup is optional, but ensure DIP 4 is in ON position. VISIONPRO IAQ A RECOMMENDED AIR FLOW SWITCH (AFS) TrueSTEAM - Follow this diagram if using a mechanical humidistat...
Owners Guide
Page 18
... HUMIDISTAT HUM HUM HAC HAC M24760 Remove Factory installed jumper (R/RT) 69-2036EFS-07 16 HP W1 O/B W2 AUX W3 AUX2 Y Y Y2 Y2 G G FAN FURNACE BOARD C HEAT 1 RELAY HEAT 2 RELAY HEAT 3 RELAY COOL 1 RELAY COOL 2 RELAY G FAN RELAY M24761 B Set VisionPRO IAQTM ISU parameter 374 to call by thermostat). Follow this diagram for a system with the VisionPRO IAQTM with operation dependent on HVAC power (humidification and fan...
... HUMIDISTAT HUM HUM HAC HAC M24760 Remove Factory installed jumper (R/RT) 69-2036EFS-07 16 HP W1 O/B W2 AUX W3 AUX2 Y Y Y2 Y2 G G FAN FURNACE BOARD C HEAT 1 RELAY HEAT 2 RELAY HEAT 3 RELAY COOL 1 RELAY COOL 2 RELAY G FAN RELAY M24761 B Set VisionPRO IAQTM ISU parameter 374 to call by thermostat). Follow this diagram for a system with the VisionPRO IAQTM with operation dependent on HVAC power (humidification and fan...
Owners Guide
Page 19
... the integrity of the remote hose to ready the TrueSTEAM. RESET EMPTY M24762 15 M24763 Turn the humidity control to ensure 2 in the humidifier. This will blink when power is complete. Important for Remote Installation: After TrueSTEAM has produced steam for humidity. "Off" will automatically move to turn this back down (or off . 16 Confirm that the furnace blower turns on the water supply and plug in . per...
... the integrity of the remote hose to ready the TrueSTEAM. RESET EMPTY M24762 15 M24763 Turn the humidity control to ensure 2 in the humidifier. This will blink when power is complete. Important for Remote Installation: After TrueSTEAM has produced steam for humidity. "Off" will automatically move to turn this back down (or off . 16 Confirm that the furnace blower turns on the water supply and plug in . per...
Owners Guide
Page 20
... airflow* ON is time to manually clean the OFF water tank. Empty light will not be configured to humidify ON without airflow. ON DIP 4 ON, DIP 5 either setting: TrueSTEAM will blink, indicating ON from tank. Empty light will allow humidity without HVAC power present and without HVAC power being present. Empty light will shut down OFF steam output and activate a service light. *Requires installation of air flow switch. Details below. Installation Guide dIP sWITCH sELECTION Between the...
... airflow* ON is time to manually clean the OFF water tank. Empty light will not be configured to humidify ON without airflow. ON DIP 4 ON, DIP 5 either setting: TrueSTEAM will blink, indicating ON from tank. Empty light will allow humidity without HVAC power present and without HVAC power being present. Empty light will shut down OFF steam output and activate a service light. *Requires installation of air flow switch. Details below. Installation Guide dIP sWITCH sELECTION Between the...
Owners Guide
Page 21
... the tank, replace the solenoid valve. 19 69-2036EFS-07 Will attempt to • Clean water sensor probes using warm soapy water so that time, the red Call Service LED light will attempt to Fix To be Performed by the number of blinks that occur. Press the RESET button. • If water still fails to "Ready" • Disconnect water level sensor wiring, remove screen and B if fault no longer • Turn off . • If tank still...
... the tank, replace the solenoid valve. 19 69-2036EFS-07 Will attempt to • Clean water sensor probes using warm soapy water so that time, the red Call Service LED light will attempt to Fix To be Performed by the number of blinks that occur. Press the RESET button. • If water still fails to "Ready" • Disconnect water level sensor wiring, remove screen and B if fault no longer • Turn off . • If tank still...
Owners Guide
Page 22
...). • Reassemble tank and press the RESET button. • If fault returns, replace with a new one (field service is not recommended in . • If fault reappears, ensure the circuit being used . • Check for water coming out of Red Light Blinks 4 5 6 7 Fault Description AutoRecoverable? Yes, system will return to remove water sensor assembly. Installation Guide Troubleshooting No. See image on pages 23-26. • Press EMPTY button to drain tank. • Set humidistat RH setpoint...
...). • Reassemble tank and press the RESET button. • If fault returns, replace with a new one (field service is not recommended in . • If fault reappears, ensure the circuit being used . • Check for water coming out of Red Light Blinks 4 5 6 7 Fault Description AutoRecoverable? Yes, system will return to remove water sensor assembly. Installation Guide Troubleshooting No. See image on pages 23-26. • Press EMPTY button to drain tank. • Set humidistat RH setpoint...
Owners Guide
Page 23
... fault no longer exists in 1 hour. TrueSTEAM Humidification System Troubleshooting No. of the Yes, system will return to "Ready" board is installed and wired correctly. Steps to Fix To be hot (>140ºF [60ºC]). • Press the EMPTY button. • If unit fails to drain, wait for water in tank to run and check for electronic board to cool. • Turn humidistat on and press RESET button...
... fault no longer exists in 1 hour. TrueSTEAM Humidification System Troubleshooting No. of the Yes, system will return to "Ready" board is installed and wired correctly. Steps to Fix To be hot (>140ºF [60ºC]). • Press the EMPTY button. • If unit fails to drain, wait for water in tank to run and check for electronic board to cool. • Turn humidistat on and press RESET button...
Owners Guide
Page 24
... "Clean Tank" light is not exposed and use caution when pressing the EMPTY button, and do NOT attempt to remove the tank with Water HM512 9 lbs. 15 lbs. solid • HVAC power/airflow monitor: 10 mA resistive at 24VAC CAUTION Hot water temperature above 140ºF (60ºC). Heat and Backup: 15A resistive at 120VAC • Fill Solenoid: 0.1A at 120VAC, 0.5 PF • Drain Solenoid...
... "Clean Tank" light is not exposed and use caution when pressing the EMPTY button, and do NOT attempt to remove the tank with Water HM512 9 lbs. 15 lbs. solid • HVAC power/airflow monitor: 10 mA resistive at 24VAC CAUTION Hot water temperature above 140ºF (60ºC). Heat and Backup: 15A resistive at 120VAC • Fill Solenoid: 0.1A at 120VAC, 0.5 PF • Drain Solenoid...
Owners Guide
Page 25
Failure to remove the humidifier from the mounting bracket during operation, or when the humidifier's water tank when full of operational time (heating element active). • During auto flushing, cold water will drain immediately. To clean the TrueSTEAM: 1. EMPTY M24774 Wait CLEAN TANK (BLINKING LIGHT) M24775 Go to empty the tank completely. Do not attempt to comply could be hot when tank is removed. Ensure drain outlet is not exposed and use caution when pressing...
Failure to remove the humidifier from the mounting bracket during operation, or when the humidifier's water tank when full of operational time (heating element active). • During auto flushing, cold water will drain immediately. To clean the TrueSTEAM: 1. EMPTY M24774 Wait CLEAN TANK (BLINKING LIGHT) M24775 Go to empty the tank completely. Do not attempt to comply could be hot when tank is removed. Ensure drain outlet is not exposed and use caution when pressing...
Owners Guide
Page 26
... the tank. Use tap water to release the tank. Turn the manual shut-off valve at tank's bottom is also dishwasher-safe. Scouring pads suitable for non-stick pots or pans are suitable for cleaning the TrueSTEAM reservoir walls and components within the bracket to the "Unlock" position. 3. Carefully rub minerals off humidifier with tank. 5. Sediment screen M24778 6. Sediment screen at the bottom of the heating element, reservoir walls...
... the tank. Use tap water to release the tank. Turn the manual shut-off valve at tank's bottom is also dishwasher-safe. Scouring pads suitable for non-stick pots or pans are suitable for cleaning the TrueSTEAM reservoir walls and components within the bracket to the "Unlock" position. 3. Carefully rub minerals off humidifier with tank. 5. Sediment screen M24778 6. Sediment screen at the bottom of the heating element, reservoir walls...
Owners Guide
Page 27
... shut-off before replacing. water line from each side. M27410 M27411 Once clean, reattach tank by securing the latch. Engage the water valve to ensure a tight fit. Replace inline filter once per year. Turn water supply off valve. Insert 1/4 in . The "Press Reset" light will blink at start-up. lines into new filter. Push the RESET button to ready the humidifier. 25 69-2036EFS-07 TrueSTEAM Humidification System Cleaning and Seasonal or Vacation Maintenance...
... shut-off before replacing. water line from each side. M27410 M27411 Once clean, reattach tank by securing the latch. Engage the water valve to ensure a tight fit. Replace inline filter once per year. Turn water supply off valve. Insert 1/4 in . The "Press Reset" light will blink at start-up. lines into new filter. Push the RESET button to ready the humidifier. 25 69-2036EFS-07 TrueSTEAM Humidification System Cleaning and Seasonal or Vacation Maintenance...
Owners Guide
Page 28
... the water tank gasket seal is still mounted level. Installation Guide Cleaning and Seasonal or Vacation Maintenance Automatic End of inactivity, TrueSTEAM will refill with water upon next humidity call. Check that the humidifier is not cracked or split before reattaching the humidifier water tank. 5. This prevents water from stagnating within the tank. There are a few house-cleaning steps to follow to a comfortable position. 69-2036EFS-07 26 Clear the water drain tube. 4. When...
... the water tank gasket seal is still mounted level. Installation Guide Cleaning and Seasonal or Vacation Maintenance Automatic End of inactivity, TrueSTEAM will refill with water upon next humidity call. Check that the humidifier is not cracked or split before reattaching the humidifier water tank. 5. This prevents water from stagnating within the tank. There are a few house-cleaning steps to follow to a comfortable position. 69-2036EFS-07 26 Clear the water drain tube. 4. When...
Owners Guide
Page 29
... Remote Hose and Nozzle Kit Cover Duct Nozzle Remote Nozzles Mounting Bracket Solenoid Valve In-Line Water Filter HM512/HM509 Water Tank HM506 Water Tank Water Level Sensor Assembly Saddle Valve Back-flow Water Valve Differential Pressure Switch Part Number 50024917-001 50024917-002 50028004-001 50028003-001 50028001-001 50020012-001 50027997-001 50028044-001 50033181-001 50033182-001 50027998-001 32001616-001 50030142-001 50027910-001 TrueSTEAM Humidification System Parts List Fig...
... Remote Hose and Nozzle Kit Cover Duct Nozzle Remote Nozzles Mounting Bracket Solenoid Valve In-Line Water Filter HM512/HM509 Water Tank HM506 Water Tank Water Level Sensor Assembly Saddle Valve Back-flow Water Valve Differential Pressure Switch Part Number 50024917-001 50024917-002 50028004-001 50028003-001 50028001-001 50020012-001 50027997-001 50028044-001 50033181-001 50033182-001 50027998-001 32001616-001 50030142-001 50027910-001 TrueSTEAM Humidification System Parts List Fig...