WaterFurnace Envision Hydronic (NSW) - Manual (Page 19)

19
NSW INSTALLATION MANUAL
Wiring Schematics - Residential cont.
NSW Reversible with IntelliStart - 208-230/60/1
Transformer
NOTE 1
Red
208 V
Compressor
Unit
Power Supply
CC
T1
L1
T2
Brown
G
C
R
S
Blue
24V
Microprocessor Control
TEST
PIN
HP
HP
CC
CG
HI
LO
C
LP
LP
R
CC
CG
HI
LO
C
LP
LP
R
HP
LP
Black/
White
Blk/Wht
Violet
White/Blue
White/Blue
LPR
T
RT
Orange
X1
EL
T
E LT
R
T
R T
X
2
X 1
X1
E
LT
E LT
R
T
R T
X2
X1
Green/Yellow
P1
P2
P3
X
3
X
3
X 3 X 3
LPR
Interface Panel
Black
Black
Yellow
Violet
Violet
Orange
Orange
Gray
Gray
1
2
3
4
5
6
7
8
TB
1
1
G
Load
Pump
External
X2 X 2
PS1
RV RVG
SIR
R C Y1 O X1
G
External
SI
Cap
9
10
11
12
Not Used
Not Used
Not Used
Green/Yellow
Yellow
24 V
B C D
L2 L2 L1 L1
T1 T1 T2 T2
LFB SFB NOTE 2
Brown/Wht
Brown/Blk
Red
Black
Orange
Black/Gry
Black/Wht
L2
208-230/60/1
Source
Pump
MODE
RVR
RVR
T
RT
Yellow
RC
NOTE 3
RVR
T
ELT
Org/Wht Org/Blk
Blue Blue
Black Black
Yellow
Yellow
Violet
Black/Org
Org/Gry
Org/Brn
HP
HP Black
Black
Red
Org/Grn
Orange
NOTE 4
Note 5
CC
Black
Com
Blue/Wht
Blue
Blue
230V
Black
Tan
Black
Run Winding
Active
Start
Common
IntelliStart
Pink
Black
2
1
PB
Red Red
Blue
Factory low voltage wiring
Legend
Switch - High pressure
Switch - Low pressure
Relay coil
Field wire lug
Ground
Relay Contacts -
N.O., N.C.
Polarized connector
Notes:
Factory line voltage wiring
Field low voltage wiring
Field line voltage wiring
Optional block
Quick connect terminal
Screw terminal - field connection
Compressor Contactor
High Pressure Switch
Low Pressure Switch
Load Pump Relay Contacts
L1
1 3 2
P
Capacitor
Reversing Valve Output
Entering Load Side Water Temperature
T
Thermistor
Refrigerant Liquid Line Temperature
Slave Input Relay
Reversing Valve Coil
Fuse
1. Taped and wire tied off
Load Pump Fuse Block
Source Pump Fuse Block
2. 3AG 10 Amp fuse
3. Move jumper wire to 5 and 6 for reversible
secondary
unit.
4. Black Thermistor - Source Coax Blue
Thermistor - Load Coax
5. For cycle load pump with a geo storage tank.
Remove the orange wire from the LPR relay coil
and install a jumper between the LPR relay coil
and the comp contactor coil as shown in the
schematic
above.
CC -
-
HP -
LP -
LPR -
RV
ELT -
RT -
SIR -
RC -
LFB -
SFB -
RVR - Reversing Valve Relay
04/02/09