Lifebreath CAF-02-MB Benutzerhandbuch
29
LD1
T30
T31
POOL
SW1
FD
DD
heat
cool
DFR2
T32
T33
T34
T35
T36
T37
T38
T39
T40
T41
T42
T29
Contact 1
N.0. COM N.C.
N.0. COM N.C.
N.0. COM N.C.
N.0 . COM N.C.
Contact 2
Defrost Damper
Vent
Damper
T28
RED
O
G
Y
W
R
C
T25
T1
T21
T22
T23
T24
T2
T3
Line
Pressure
Sensor
Dehumid-
istat
Neutral
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13
T14
T15
T16
T17
K3
K4
K5
COM
N.O.
K6
COM
N.O.
COM
N.O.
COM
N.O.
T18
T19
T20
RELAY
FEED
T43
SPARE
T26
T27
GRN
YEL
P2
P3
F2 MAX 1 amp
F1
MAX
1
amp
R
24Vac
12Vac
Com
Thermostat
DET
C
Defrost
Freeze
off
o
n
Fan Hi
Fan Med
Fan Low
Spade
Connections
Location of
Electrical
Box in
Furnace
Electrical
Box in
Furnace
Dehum
idistat
Setting
Relativ
e to
Outside
Condit
ions
WINTER
:
Set deh
umidist
at
betwee
n 30% t
o 40%.
If home
is too d
ry,
adjust t
o highe
r settin
g.
If home
is too h
umid,
adjust t
o lower
setting
.
SUMME
R:
Set deh
umidist
at
to OFF.
Optional Remote Dehumidistat
Part #99-130W
Part #99-130W
Standard 24 Volt
Thermostat Connection
Thermostat Connection
(Thermostats are not available
through Nutech)
through Nutech)
Micro Processor Board
(Boosts unit to high
speed when humidity is
higher than setpoint)
speed when humidity is
higher than setpoint)
Connect two wires from dehumidistat to
terminals T-23 and T-24 (low voltage 18-
20 gauge wire)
terminals T-23 and T-24 (low voltage 18-
20 gauge wire)
Function & Controls
Automatic Self Test
Approximate duration - 1.5 minutes.
Unit will perform a self test each time power is first
applied. Unit will cycle blower through all speeds,
holding each for 15 seconds. Remainder of test
is for circuit board tests, after which normal
operation will resume.
applied. Unit will cycle blower through all speeds,
holding each for 15 seconds. Remainder of test
is for circuit board tests, after which normal
operation will resume.
Basic Functions
• Thermostat fan switch will control
low speed fan operation
• Call for heating - high speed
• Call for cooling - high speed
• Call for cooling - high speed
Selecting Different Heat & Cool Speeds
To select medium speed for heating or cooling,
switch the appropriate DIP switch to the
ON position.
switch the appropriate DIP switch to the
ON position.
Example:
To select medium speed for heating,
switch the HEAT DIP switch to ON. To select medi-
um speed for cooling, switch the COOL DIP
switch to ON. (To select medium for both heat and
cool, switch both heat and cool DIP
switches to ON.)
um speed for cooling, switch the COOL DIP
switch to ON. (To select medium for both heat and
cool, switch both heat and cool DIP
switches to ON.)
Note:
“Power stealing”
thermostats are not
compatible.
thermostats are not
compatible.
Mechanical thermostats
are not recommended.
are not recommended.
Cooling anticipators need
to be disabled if used.
to be disabled if used.
Call technical support
(519 457-1904)
for more information.
(519 457-1904)
for more information.
Optional Digital Electronic
Timer (DET) Part #99-104
Timer (DET) Part #99-104
Connect up to 4 maximum
Boosts unit to high speed for
20,40 or 60 minutes
20,40 or 60 minutes