Tekmar tekmarNet2 527 Installation & Operation Manual
Tekmar tekmarNet2 527 Installation & Operation Manual

Tekmar tekmarNet2 527 Installation & Operation Manual

Tekmarnet 2 thermostat 527
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tekmarNet
Installation & Operation Manual
Introduction
The tekmarNet
®
2 Thermostat 527
provides operation for:
One Stage Heat
®
2 Thermostat 527
Features
Zone Synchronization
Zone Post Purge
Intelligent Setback (Timer 033)
One touch overrides (User Switch)
Auto Heating Cycle
tN2 Communication compatible
Room temperature limiting
Requires 2 wires
Pulse Width Modulation
CSA C US Approved for use in USA
and Canada
Outdoor Temperature Display
Air Group Member
Backlight
Freeze Protection
Equipment Exercising
Supports Radiant Floor Cooling
Note
tN2 Zone Manager, Expansion
Module, Wiring Center or House
Control required for operation
1 of 20
D527
Zoning
Replaces: 08/10
© 2011
D 527 - 12/11
12/11

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Summary of Contents for Tekmar tekmarNet2 527

  • Page 1 D527 tekmarNet ® 2 Thermostat 527 12/11 Zoning Replaces: 08/10 Installation & Operation Manual Introduction The tekmarNet ® 2 Thermostat 527 Features provides operation for: • One Stage Heat • Zone Synchronization • Zone Post Purge • Intelligent Setback (Timer 033) •...
  • Page 2: Table Of Contents

    Symbols Description .....7 Getting Started Congratulations on the purchase of your new tekmar thermostat. This manual will step through the complete installation, programming and sequence of operation for this control. At the back, there are tips for control and system troubleshooting.
  • Page 3: Removing The Thermostat Base

    -- - - - --- ---- - - - - - - - - - - - - - - - - - - - - - - - - - -- -- - -- -- - - - -- - - - ---- - - - - - -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Installation Location Choose the placement of the thermostats early in the construction process to enable proper wiring during rough-in.
  • Page 4: Thermostat Wiring

    If a switch box was not used, mount the Stud thermostat directly to the wall. Thermostat • Feed the wiring through the openings in Base the back of the thermostat. • Use screws in the screw holes to fasten the thermostat to the wall.
  • Page 5: Testing The Thermostat Wiring

    If a fault is suspected, contact your tekmar sales representative for assistance. -- ---- - - - - - - - - - - - - - - - - - - - - - -- - -- - - -- - - --...
  • Page 6: Cleaning The Thermostat

    Cleaning the Thermostat The thermostats’s exterior can be cleaned using a damp cloth. Moisten the cloth with water and wring out prior to wiping the control. Do not use solvents or cleaning solutions. Switch Settings tNt 527 One Stage Heat Switches are set to “On”...
  • Page 7: User Interface

    User Interface Display MAIN DISPLAY SECONDARY DISPLAY Button Operation Press the or the button to select the room temperature. Symbols Description HEAT LOCK Locked to ‘User’ access level. Heat is turned on. CLOCK Operating at the occupied Operating on a (day) temperature.
  • Page 8: Settings

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  • Page 13: Sequence Of Operation

    Sequence of Operation Section A Heating Operation The thermostat operates the heating system to maintain the Set Room Heat temperature. The H1 symbol is shown on the display when the thermostat is heating. The heat can cycle on and off within +/- 1.5°F (1°C) of the Set Room Heat temperature.
  • Page 14: Air Group Operation

    Section B Air Group Operation In order to prevent heating and cooling at the same time, this thermostat can operate together with other thermostats on a tekmarNet ® system to form an air group. In an air group, one thermostat is assigned as the air group master. The air group master operates the cooling equipment for the group.
  • Page 15: Schedules

    Section D Schedules Lowering the room temperature setting reduces the amount of fuel required to heat the building resulting in energy savings. This thermostat can follow a programmable schedule in order to automatically lower the room temperature setting. A schedule master such as a Timer 033 is required in order to gain programmable schedule functionality.
  • Page 16: Troubleshooting

    © 2011 D 527 - 12/11 16 of 20...
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  • Page 18: Frequently Asked Questions

    Frequently Asked Questions Symptom Look for... Corrective Action H1 symbol indicates heat is on. Check if H1 Symbol zone valve or zone pump is operating. No Heat Flashing Increase WWSD setting on tekmarNet ® WWSD reset control. Flashing Away Change User Switch to Normal scene 1. Optimum start “learns”...
  • Page 19: Job Record

    Job Record Jobsite Location ________________________________________________ Thermostat Location _____________________________________________ Item Setting Item Setting Schedule Member Set Room Heat Set Room Heat Heat Supply Pump Set Room Heat Away Heat Supply Pump Delay Backlight Heat Cycles Per Hour Units Air Group tekmarNet ®...
  • Page 20: Limited Warranty And Product Return Procedure

    (24) months from the production date. The liability of tekmar under the Limited Warranty shall be limited to, at tekmar’s sole discretion: the cost of parts and labor provided by tekmar to repair defects in materials and / or workmanship of the defective product; or to the exchange of the defective product for a warranty replacement product;...

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