tekmar 406 Quick Start [en, fr, es]

Quick Setup Guide

406_Q

tekmarNet®2 House Control 406

Alternative

Energy

Replaces: 01/14

1. Location 2. Install Junction Box &

Extension Ring

OR

3. Size Transformer

02/14

Zone

1234

Thermostat Load

Zone Valve Load

Total Zone Load

++++

4. Line Voltage Wiring

Tank Sys

Boil Sys

HP Sys

(black)

(black)

(black)

(red)

L

Back of House Control 406

Mix Sys PumpTank Sys Pump

Boil Sys Pump

HP Loop Pump

Pump
Power (L)

DHW Pump

Transfer Pump

Pump
Power (L)

Control

Load (VA)

(black)

(black)

(black)

(red)

L

2

Mix Sys

DHW

Transfer

Transformer

must exceed:

VA

Variable

N

Speed

to pump grounds

N1L1 G

115 V (ac)

A Watts Water Technologies Company

(blue)

Variable
Speed Pump

N

to pump grounds

N2GL2

115 V (ac)

1

© 2014 406_Q - 02/14

R
C

L
N

Expansion

tN4 Boil/Mix

CtN4

Modulating

Boiler

—+

Expansion

tN4 Tank

CtN4

tN2tN2tN2tN2tN2tN2tN2tN2

1

Menu

House Control 406

Item

+

Tank ComBoil HPRt OutCom

Zone 1

H8009B

Zone 2 Zone 3 Zone 4

tN2 tN2 tN2 tN2 tN2 tN2 tN2 tN2

Rc1 Y1 O/B

Sensors - No Power

No Power

Call Call

Mix/DHW

tN4 tN4CC

Mod dc/mA Boil / Mix Tank

Rc2 Y2

Setpoint DHW

RC

Input Power

Backup

VlvC VlvC VlvC

Zone 3Zone 1 Zone 2 Zone 4

VlvC

5. Install Sensors

Outdoor Sensor

Pipe Sensors

Retaining Clip

Universal
Sensor 082

Sensor Well

Sensor with rear
entry wiring

Sensor with bottom
entry wiring

Sensor mounted onto
2" x 4" electrical box

6. Install Enclosure

8. Low Voltage Wiring

Mix or DHW

Sensor

tekmarNet

®

2 Thermostats

7. Install Cover

M

e

n

u

Item

H

o

u

s

e

C

o

n

tro

l 4

0

2

Tank

Sensor

Boiler Supply

Sensor

Heat Pump Return

Sensor

Outdoor

Sensor

Setpoint Call

DHW Call

from DHW

Tank Aquastat

(optional)

A Watts Water Technologies Company

Zone Valves

2

24 V (ac) Transformer 009

Two Stage Heat Pump

© 2014 406_Q - 02/14

®

tekmarNet

4

Expansion to

Wiring Centers,

Timers, or

User Switch

Modulating Boiler

One Stage Boiler

T-T

9. User Interface

Display

Menu Field

Displays the

current menu

Status Fields

Displays the current status

of the control’s inputs,

outputs and operation. Most

symbols in the status field

are only visible when the

VIEW Menu is selected

Symbols

CALLS

Calls

Pumps

Displays any call for heat the control is
receiving.

PUMPS

Displays any pump currently operating.

Setpoint Xfr

Var

Aux

Item Field

Displays the name
of the selected item

Number Field

Displays the
current value of
the selected item

Aux

HEAT PUMP

Heat pump stage 1 or 2 is operating.

AUXILIARY

An auxiliary backup heat source is
currently operating using the backup relay.

Zones

1 2 3 4

Var

ZONES

Displays if an on-board zone is operating.

VARIABLE SPEED PUMP OUTPUT

Displays percent output of the variable
speed pump.

WWSD / CWSD

The system is currently in Warm Weather
Shut Down or Cold Weather Shut Down.

MIN / MAX

Heat pump is prevented from operating due
to high or low return water temperature.

10. Settings

INST (Installer)

or USER

Default = INST

Access: User

BOILER

Indicates that the boiler is operating
(flashing flame indicates boiler is igniting).

FLOOR

Radiant floor cooling is currently active.

BACKUP

Backup heat source is required to assist in
heating the tank sensor to its target.

COOL / HEAT

The heat pump is operating in either cool or
heat mode (flashing indicates switchover).

Press the menu button until the required menu is displayed. Access levels are
available in the menu. Additional settings are in the Adjust menu. Press
the Item button to locate each setting. User the arrow buttons to adjust.

ACCESS LEVEL

Selects the access level of the control, which determines the Menu items
available. USER provides the most limited level of access and shows the fewest
possible items.

When set to USER, all thermostats are locked and the number of thermostat
settings available are reduced.

A Watts Water Technologies Company

3

© 2014 406_Q - 02/14

Item Field Range Description

AUTO,

COOL,

HEAT,

BKUP,

OFF

Default = AUTO

Access: User
Set to:

T, T+M, T+B, T+MB

Default = T

Access: Installer
Set to:

TANK, BOIL, MIX

Default = TANK

Access: Installer
Set to:

GEO, AIR

Default = GEO

Access: Installer
Set to:

MODE

AUTO - Automatic heat pump switchover between heating and cooling. Boiler or backup
heat is brought on automatically as needed for DHW/Setpoint loads and space heating.

COOL - Heat pump only operates in cooling mode. Backup heat only operates for
DHW/Setpoint loads.

HEAT - Heat pump only operates in heating mode. Boiler or backup heat is brought on
automatically as needed for DHW/Setpoint loads and space heating.

BKUP - Heat pump is disabled. Boiler or backup heat is brought on automatically as
needed for DHW/Setpoint loads and space heating.

OFF - Heat pump is disabled. Boiler or backup heat is disabled.

WATER TEMPERATURE

T - Only a tank loop is configured.
T + B - Tank and boiler loops are configured.
T + M - Tank and mix loops are configured.
T + MB - Tank, mix, and boiler loops are configured.

ZONES 1-4

Selects which water temperature the on-board tN2 zones are associated with.
TANK - links the tN2 zones to the tank loop.
BOIL - links the tN2 zones to the boiler loop.
MIX - links the tN2 zones to the mixing loop.
Note: This item is only available when either mix or boil water temperatures have

been selected.

HEAT PUMP SOURCE

Select whether the heat pump is an air-source (AIR) or water-source (GEO) heat pump.

1STG, 2STG, ROT

Default = 1STG

Access: Installer
Set to:

NONE, AUX, XFER,

VAR

Default = NONE

Access: Installer
Set to:

1STG,

0-10,
4-20,

EMS1,

EMS2

Default = 1STG

Access: Installer
Set to:

HEAT PUMP TYPE

1STG - operates a single stage heat pump.
2STG - operates a two-stage heat pump.
ROT - operates two heat pumps and rotates them every 48 hours difference in run time.

BACKUP

NONE - No backup heat source is available.
AUX - An auxiliary heat source (electric or instantaneous water heater) is either inside

or in-line with the storage tank.
XFER - A boiler is the backup heat source. Backup heat is transferred from the boiler

loop to the heat pump loop with the transfer pump.
VAR - A boiler is the backup heat source. Backup heat is transferred from the boiler

loop to the tank loop with the variable speed pump.
Note: If boil and mix water temperatures are configured, this item is automatically set

to XFER and is no longer displayed.

BOILER TYPE

The type of boiler connected to the control.
1STG - single one-stage on-off boiler
0-10 - 0-10 V (dc) modulating boiler
4-20 - 4-20 mA modulating boiler
EMS1 - tekmar boiler staging controls
EMS2 - Viessmann modulating boilers
Note: This item is only available when a boil water temperature has been selected.

tekmar Control Systems Ltd., A Watts Water Technologies Company.

Vernon, B.C. Canada V1B 3K4, 250-545-7749, Fax. [phone] Web Site: www.tekmarControls.com

Product design, software and literature are Copyright ©2014 by
tekmar Control Systems Ltd.,

A Watts Water Technologies Company

Head Offi ce: 5100 Silver Star Road,

4

All specifications are subject to change without notice.

Printed in Canada. 406_Q - 02/14.