Vtronix
TF85L –10011 (T200) Manual Changeover
TF85L - 11011 (T201) Auto Changeover
Digital Room Thermostat
INSTALLATION MANUAL
APPLICATION
The TF85L Thermostat provides 24VAC single stage temperature control of 2 pipe and 4 pipe fan-coil
applications with automatic control of a 3 speed fan along with manual heat/cool changeover.
The TF85L Thermostat is mercury free and requires no batteries. All set points are retained permanently in
non-volatile memory in case of a power interruption.
* This button shows Heat/Cool status for Auto Changeover Model. Heat/Cool mode can not be changed.
Fig.1. Digital Room Thermostat.
WARNING
•
Improper installation, adjustment, alteration, service, maintenance or use can cause explosion, fire,
electrical shock or other conditions which may cause personal injury, death or property damage.
•
Observe all warning and caution notices in this document and those posted on the equipment.
•
Wear safety glasses, gloves and protective clothing.
•
Do not operate equipment or apply electrical power without panels in place.
•
Normal system operation will cause some components and surfaces to become hot and can cause burns.
•
Before installing, modifying or servicing system, main electrical disconnect switch must be in the OFF
position. There may be more than one disconnect switch. Lock out and tag switches with a suitable
warning label. Electrical shock can cause personal injury or death.
•
All electrical power should be turned off when servicing or repairing electrical components. Extreme
caution should be observed when trouble shooting electrical components when power is applied.
Observe all warning notices posted on equipment.
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