TZ-3 TOTALZONE® ZONE CONTROL PANEL
68-0223-2 6
Fig. 9. MARD and CDO-51 Damper wiring.

ML6161 Motor Actuator

When the ML6161 Motor Actuator is used, wire as shown in
Fi
g
. 10. Wire the R8222 rela
y
to
p
revent the dam
p
er LED from
constantl
y
li
g
htin
g
amber.
Fig. 10. ML6161 Damper Motor Actuator wiring.

Transformer

Wire the transformer to the
p
anel as shown in Fi
g
. 11.
NOTE: If the installation includes an Add-A-Zone
p
anel, see
the TotalZone Add-A-Zone Panels section.
Fig. 11. Transformer wiring.

Discharge Air Temperature Sensor

Wire the C7735A or the ZMS to the
p
anel as shown in Fi
g
. 12.
Fig. 12. Discharge Air Temperature Sensor (C7735A or
ZMS) wiring.

Add-A-Zone Panel

Wire the Add-A-Zone
(
TAZ
)
Panel to the TotalZone
(
TZ-3
)
Panel as shown in Fi
g
. 13. U
p
to nine TAZ Panels can be
wired to one TZ-3
p
anel. See Fi
g
. 13.
Use 18-
g
au
g
e thermostat wire for runs u
p
to a maximum of
500 feet. Kee
p
these wires at least 12 in. from line volta
g
e
wirin
g
and e
q
ui
p
ment; otherwise, use shielded cable wirin
g
.

IMPORTANT:

When multiple panels are used, it is important that

the transformers be in-phase. Check the phasing by

measuring for 24V across the TR2 transformer termi-

nals on each panel. There should be 0 Vac. If not,

reverse the TR1and TR2 transformer wires on one of

the panels and recheck.

Fig. 13. TotalZone Add-A-Zone wiring.

Conventional Equipment

Wire the heatin
g
and coolin
g
e
q
ui
p
ment to the e
q
ui
p
ment
terminals on the TZ-3 Panel as shown in Fi
g
. 14.
Electric Furnaces: Set DIP switch 8 to On to ener
g
ize the fan
with a call for heat.
H
y
dro-Air: Wire the zone valve or circulator rela
y
to the W1
e
q
ui
p
ment terminal.
(
If the circulator rela
y
has
p
owered
terminals, use an isolation rela
y
.
)
Set DIP switch 8 to On to
ener
g
ize the fan with a call for heat.
Oil Heat: Wire an isolation rela
y
on the W e
q
ui
p
ment wire to
isolate the oil
p
rimar
y
from the
p
anel.
COM / M1
CL / M6
OP / M4
MARD OR CDO-51
ZONE CONTROL PANEL
DAMPER TERMINALS
M19069
M6 M4 M1
COM / M1
CL / M6
OP / M4
ML6161
R8222 RELAY
ZONE CONTROL PANEL
DAMPER TERMINALS
M19070
M6 M4 M1 ZONE
THERMOSTAT
TERMINAL
R
C
24 VOLT
TRANSFORMER
R
TR1
TR2
24V, 40 VA
TRANSFORMER
MODEL AT140D1046 M19071
TL
TL
ZMS
SENSOR
M19072
TO ADDITIONAL
TAZ PANELS M19073
AZ2
AZ1 TAZ
AZ2
AZ1 TAZ
AZ2
AZ1 TZ-3