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GTS HUMIDIFIER LX SERIES INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
REMOVAL OF THE SECONDARY HEAT EXCHANGER(S)
1. Drain the humidifier tank.
2. Follow the shut down procedure on page 60.
3. Disconnect from the secondary heat exchanger(s):
• Combustion air hoses
• Combustion air vacuum line
• Incoming water
• Discharge water
• Pressure equalization hose
• Pressure switch
• Temperature switch
• Condensate p-trap
4. Remove the tri-clover clamp connecting the primary and secondary heat
exchanger(s).
5. Loosen the worm gear clamp on the stainless steel collar at the top of the
heat exchanger(s).
6. Remove eight bolts and nuts from the flange at the secondary heat
exchanger(s) flue gas outlet.
7. Remove the four nuts from the bracket securing the secondary heat
exchanger(s) to the primary tank, and allow it to drop free from the plastic
flue adapter.
MAINTENANCE
Inspection and maintenance:
REMOVAL OF THE PRIMARY HEAT EXCHANGER
1. Disconnect:
• Incoming gas line
• Water lines (at the primary tank secondary tank and Drain-kooler water
tempering device)
• Main drain line
• Component power connections (blower, ignition module and tank temp
sensor)
2. Remove secondary heat exchanger. See instructions.
3. Remove the water tempering device.
4. Remove nuts around the perimeter of the heat exchanger face.
5. Pull heat exchanger out horizontally
Note: Support the heat exchanger face once it is free of the studs.
6. Reverse this procedure to reassemble.
Note: Always install a new gasket when the heat exchanger is
reassembled.
Heat exchangers