Home > SIEMENS > SIEMENS Powers Controls TH 192-3 Series Day Night Vent Room Thermostat Instruction Manual
SIEMENS Powers Controls TH 192-3 Series Day Night Vent Room Thermostat Instruction Manual
Technical Instructions
Document Number 155-067P25
February 11, 2022
TH 192 DN Day-Night and DNV Day-Night-Vent Room Thermostat
1. Remove the thermostat chassis from the wall. The terminal does not have a ball check
valve.
Chassis Tube
Connector and
Restrictor Plate
Replacement
NOTE: You must close off the supply air. For example, use a connector with the supply air
terminal plugged.
2. Remove the two Phillips head screws from the connector on back of the thermostat
chassis. Pull the connector out of the recess. If necessary, pry the connector loose with
a screwdriver, but be careful not to damage the restrictor plate and gasket.
3. Remove the gasket from under the connector. Remove the restrictor. Remove the
second gasket from under the restrictor.
4. Use Restrictor Replacement Kit 192-321 to replace the gasket, restrictor, and second
gasket.
NOTE: The restrictor plate is keyed to ensure proper orientation during installation.
5. Remove the filters from the existing connector and insert in the new connector. Or, if
filters are dirty, use Restrictor Replacement Kit 192-321 to replace filters.
6. Use Chassis Tube Connector Replacement Kit 192-525 to replace the connector and
mounting screws.
Service Parts
The following chart lists accessory parts and tools available for thermostat service:
Description
Part Number
141-0573
Dial thermometer (-40 to 140F, -40 to 60C) with pocket case
Basic pneumatic calibration kit with thermometer, gauge, squeeze
bulb, fittings, and case
832-177
Test head kit
832-179
832-178
Calibration tools
Test probe to check pressure with cover on
Needle probe with 1-1/2” diameter gauge 0 to 30 psig (0 to
200 kPa) and calibration/cover wrench
192-633
Needle probe, no gauge (package of five)
192-759
1-1/2” diameter compound gauge, 0 to 30 psig/0 to 200 kPa,
142-0473
back connected 1/8” NPT male
1-1/2” diameter compound gauge, 0 to 30 psig/0 to 200 kPa,
bottom connected 1/8” NPT male.
Replacement for use with 192-633
142-0476
Chassis tube connector replacement kit with mounting screws
(material for 10 thermostats included)
192-525
192-321
Restrictor plate replacement kit with filters and gasket
(material for 10 thermostats included)
Page 12
Siemens Industry, Inc.
| General | Details |
|---|---|
| Name | SIEMENS Powers Controls TH 192-3 Series Day Night Vent Room Thermostat Instruction Manual |
| Make | SIEMENS |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.16 MB |
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