User Guide

24
Installation of the HHSC with the DH1 and 20/40/60 Minute Timers (test a)
1
2
3
4
5
6
7
8
9
10
L
O
ON
R
Y
G
HI
C
NO
NC
BK
FACTORY-INSTALLED JUMPER
DO NOT REMOVE
LO
HI
24C
*
R
C
Wt
Gt
Gf
V
HHSC CONTROL
RCW
Y
GRYWG
THERMOSTAT
FURNACE OR
HEAT PUMP
HRV/ERV WIRING TERMINALS
12V/24 VAC Field wiring, 20 AWG min. required
* Connect V Terminal on the HHSC Control to the Hi Terminal (instead of Lo) for a shorter ventilation period.
** One DH-1 Dehumidistat and/or one or more VTC timer controls may be connected as shown. Connect all
R
ed, Yellow, and Green control terminals to the corresponding HRV/ERV terminals.
%
8
0
2
0
R
YG
Y
R
G
Y
R
G
VTC VENT TIMER CONTROL
(OPTIONAL)**
VTC VENT TIMER CONTROL
(OPTIONAL)**
DH1 DEHUMIDISTAT
(OPTIONAL)**
Setting up the HHSC Control
The duration of the ventilation rate is adjustable
on the Healthy Home System Control™ (HHSC).
Refer to the instructions that accompanied the
HHSC for setup information.
The Healthy Home System™ Control (HHSC)