Atwood Hydro Flame 1H2C Installation & Operation Manual

ENGLISH, FRANCAIS
(et Canada)
THIS THERMOSTAT HAS BEEN DESIGNED TO OPERATE STANDARD AIR CONDITIONING UNITS IN CONJUNCTION WITH A RV FURNACE
SPECIFICATIONS
Operating Voltage ........................ 9VDC to 18VDC
Current Consumption at 12VDC ................ 100mA
Operating Temp. ............................ -40F to +185F
Room Temp. Range ........................ +55F to +90F
Room Temp. Display Range .............. +35F to +99F
Thermostat Accuracy ................................ +/- 1F
Switching Capability A/C ..........................up to 24 VAC
(max. 2 AMPs)
Display
Mode Set
Temperature Set
* Note: Move jumper to
positions 3 and 4 for RVP
Unit. Discard jumper for
OFF HEAT M
COOL FAN
Dometic
System Switch
Screw Mounting Holes
1 2 3 4 5
12VDC NOT +12VDC RELAY A/C
Ground USED COM COM-
* PRESSOR
THERMOSTAT INSTALLATION
Thermostat is very sensitive.
HANDLE
.
WITH CARE AT ALL TIMES
Locate thermostat 48˝ to 54˝ above
floor on an wall. Pick a dry
INTERIOR
area where air circulation is good.
wall location must have a
EXTERIOR
3/4˝ spacer between thermostat and
exterior wall.
1. Be sure all electrical power has
been disconnected from the air
conditioner, furnace and the
power supply.
2. Do not install the thermostat
where there are unusual heating
conditions: such as direct
sunlight, heat producing
appliances (television, radio, wall
lamp, etc.) or a furnace or air
conditioner supply register.
3. .
ATTACHING THE WALL THERMOSTAT
Separate the thermostat body
from the sub-base by gently
squeezing the top and bottom,
connecting wiring per
requirements. Attach thermostat
sub-base to the wall at desired
mounting location.
SLIDE SWITCH
LEFT RIGHT DISPLAYED MODES
COOL OFF HEAT FAN
•
COOL OFF HEAT FAN
•
•
® .
•
COOL OFF HEAT FAN
•
•
COOL OFF HEAT FAN
•
6 7 8
A/C A/C TH FROM
HI LOW FURNACE
FAN FAN WIRING REQUIREMENTS FOR ATWOOD THERMOSTAT
12 VDC ANALOG A/C SYSTEMS (RVP
THERMOSTAT WIRE FROM FURNACE
# ( - )
FUNCTION
TERMINAL L R
1 -12vdc ground
2 not used
3 & 4 +12vdc
5
6
7
8 Furnace Control
FURNACE
8
3
+
1
12 VDC
SOURCE
Y
LITERATURE NUMBER
SCROLL ORDER OF
Furnace Operation
HI
Furnace cycles to satisfy set point.
Air Conditioner Operation
Air conditioner automatically switches compressor and high and
AU
low speed fan when cycling to satisfy set point.
HI
Air conditioner compressor and high speed fan cycle to satisfy
set point.
LO Air conditioner compressor and low speed fan cycle to satisfy
set point.

Fan Operation

HI
Air conditioner fan runs at high speed to circulate air.
LO
Air conditioner fan runs at low speed to circulate air.
Off
OF
No operation occurs.
® )
/
THERMOSTAT
WIRE FROM A C
FUNCTION TERMINAL
1
4
not used
3
5
Compressor
6
High Fan
7
Low Fan
8
FURNACE
4 3
CONNECT TO
WITH JUMPER
GH GL B
19
MPD 31492
hydro flame
Model 1H2C
Digital Thermostat
FOR STANDARD FURNACES
& A / C SYSTEMS
•Installation •Operation
OPERATION
7.5 VDC ANALOG A/C SYSTEMS (DOMETIC
WIRE FROM FURNACE WIRE FROM A
# ( - )
FUNCTION FUNCTION
L R
-12vdc ground
+12vdc
Compressor
High Fan
Low Fan
Furnace Control
8
+
3
1
12 VDC
SOURCE
TM
Effective 9/21/04
.
® )
/
C
7.5 vdc