Owner's Manual for vtech models including: T961 Wired Thermostat, T961, Wired Thermostat, Thermostat

PTAC or Heat Pump

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T961-app-install-gree
Installing T961NN50 Wired Thermostat
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PTAC or Heat Pump
©2024 VTech Communications, Inc. All rights reserved.

Download the EC Tool Pro App for iOS or Android
The EC Tool Pro App will be used to configure your VTech T961 thermostat to control the PTAC. Scan the QR code or click the link of one of the App stores.

Create a Custom Profile for Your PTAC

1
Tap Create, then enter your property name (example Property 1) and tap Next.

2
Tap Create when the message Create new profile! pops up. Enter your profile name and tap Next.

Property 1

Create new property!

Create new profile!

Installation

Manage

Enquiry

More

3
Tap to select your thermostat's model, T961NN50, and tap Next.

NNeexxtt

Installation

Manage

Enquiry

More

4

Select the type of PTAC the thermostat will control;

PTAC-Conventional System or PTAC-Heat Pump, then

tap Next to select the number of stages supported

by your PTAC. Tap next, then review/update the

individual profile settings.

Wiring Setup

Tapping save at the end will store your profile.

Select your system PTAC-Conventional System PTAC-Heat Pump System Conventional System Heat Pump System
Next

Note For more information related to creating or managing thermostat profiles, refer to the T961 Configuration Guide. This can be accessed via the app by tapping More > User Manuals.

Mount and Wire Your Thermostat

1
Power down the PTAC and remove the cover.

2
Confirm that Dip Switch #2 is in the UP (On) position which enables the Wall Thermostat control.

UP/ON
3
If replacing an old/existing thermostat, carefully remove the cover from your old thermostat and take a photo of the wires while still connected to the old thermostat. Make note of the wire colors that are attached to each terminal (R, C, G, Y, W, etc...). Disconnect the wires from the old thermostat.
4
Install the thermostat wall plate.
Mounting Directly to the Wall: 1. Mark the screw positions for the wall plate Hold the wall plate up to the wall where you want the thermostat to be mounted. Make sure that the wire bundle aligns near the center of the wall plate. Verify the plate is level with a bubble level, then mark the screw positions through the screw holes in the wall plate.
2. Attach the wall plate Using your marks as reference, drill 2 holes and install the provided wall anchors. Route the wires through the opening in the center of the wall plate, then secure it to the wall with the provided screws. The slots in the wall plate will help to compensate for any minor misalignment.

4
Install the thermostat wall plate.
Direct Wall Mounting with Deco Plate Kit
1. Mark the screw positions for the deco plate Hold the deco plate up to the wall where you want the thermostat to be mounted. Make sure that the wire bundle aligns near the center of the deco plate. Verify the plate is level with a bubble level, then mark the screw positions through the screw holes in the deco plate.
2. Attach the deco plate and wall plate 1. Push the cover towards the deco plate until it clicks into place. 2. Using your marks as reference, drill 2 holes and install the provided wall anchors. Route the wires through the opening in the center of the deco plate, then the wall plate. 3. Align the screw holes and secure them to the wall with the provided screws. The slots in the wall plate will help to compensate for any minor misalignment.
Mounting to a Junction Plate:
1. Attach the deco plate and the wall plate 1. Attach the deco plate to the junction box with the provided junction box screws. 2. Push the cover towards the deco plate until it clicks into place. 3. Attach the wall plate to the deco plate with the provided T locks. 4. Route the wires in the junction box through the openings in the centers of the deco plate and the wall plate.

5
Connect the thermostat control wires to the wall plate according to your system type.

Conventional 1 Stage Cool, 1 Stage Heat, 2 Fan Speeds
PTAC Terminal Designation

VTech Base Plate Terminal

Standard Thermostat Wire Colors

R

24VAC

R

Red

C

Common

C

Blue or Black

Y

Compressor

Y1

Yellow

W

Aux Heat

Aux / W1

White

O

Reverse Valve

----

Orange

GL

Low Fan Speed

Gl

Green

GH

High Fan Speed

Gh

Grey

Heat Pump with Aux Electric Heat, 2 Fan Speeds

PTAC Terminal Designation

R

24VAC

C

Common

Y

Compressor

W

Aux Heat

O

Reverse Valve

GL

Low Fan Speed

GH

High Fan Speed

VTech Base Plate Standard Thermostat

Terminal

Wire Colors

R

Red

C

Blue or Black

Y1

Yellow

Aux / W1

White

O / B

Orange

Gl

Green

Gh

Grey

6
Attach the thermostat to the mounting plate Swing the thermostat into position by engaging the lugs at the top of the wall plate before pushing it carefully home into its plug-in terminal block.
Lock the thermostat into place by tightening the 2 Phillips screws located on the bottom edge of the thermostat.

7
Turn on power to your HVAC system. When the thermostat powers up, install your saved profile from the EC Tool Pro app into the thermostat.

Tap Installation tab, then locate the profile you want to install.

Enter your room name and tap Next.

Tap Next after previewing the wiring diagram.

Property 1

Select the profile you want to install: Profile 1 Profile 2 Profile 3 Profile 4 Profile 5 Profile 6 Profile 7 Profile 8 Profile 9 Corridor

Install Install Install Install Install Install Install Install Install Install

Installation

Manage

Enquiry

More

Next

Tap Start, then place the NFC area on your phone against the thermostat and adjust the position until the profile transfer starts. Hold your phone steadily until the transfer is complete and the app shows a prompt of success.

NSteaxrtt
8
Test your system to verify functionality and replace the cover.

Note For more information related to creating or managing thermostat profiles, refer to the T961 Configuration Guide. This can be accessed via the app by tapping More > User Manuals.


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