TIME CLOCK OVERRIDE (TCO)
OPERATION
All wiring and
electrical connections
must be performed by a qualified
electrician. Installation must be in
accordance with local and national codes.
This section allows you the option of
using an existing time clock with the
heat pump. If you do not have a time
clock, please refer back to the Time
Clock Eliminator section.
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ACTIVATING AND SETTING SYSTEM
RUN TIME – TCO OPERATION
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leaves the factory with the “FIL”
mode set to “OFF”.
5
Figure 4 - TCO wiring diagram (optional)
BREAKER
TIME
CLOCK
FILTER
PUMP
CONTACTOR
FOR THE
TIME
CLOCK
OVERRIDE
INSIDE
HEAT
PUMP
T3 T4
L3 L4
JUNCTION
BOX
GROUNDING & BONDING
Grounding and bonding are required
for personal safety and unit
protection purposes. Please follow all
applicable laws and regulations.
To set the run time of the system, push
the "SET" button repeatedly until
"FIL" displays. Then using the "UP"
and "DOWN" arrows, set the hours to
"2". The range of hours is "off" to 2,
3
, 4.... up to 23 hours to "on".
Figure 5 - Bonding location