Ecoforce Wiring Diagram - Lochinvar EcoForce EF80 Installation, Commissioning, User And Maintenance Instructions

E W D
COFORCE IRING IAGRAM
internal
connections
ionisation and/or ignition
siphon pressure switch (PSW)
clixon/maximum (S7)
water thermostat 24vdc
fan control
FAN
PWM pump control
flow sensor ntc (S1) 10K
water pressure switch
flue sensor ntc (S6) 10K
return sensor ntc (S2) 10K
gas valve(s)
Power PWM pump
internal
connections
3
1 2
Boiler
EMPTY
SENSOR
1 2 3
connection
examples
K7
N.C.
K7
K2
K2
10
ref.1
11
12
K1 13
K1
14
15
16
17
18
Fan Hall
K0
Fan PWM
-
K6
+24Vdc
K8
K0
K5
K5
K8
out
7
8
9
10
11
K0 12
K0
K3
K3
K3
K2
K6
K10
K6
K2
ref.1
K2
K2
4 5 6
7 8
GENERAL
EMPTY
BLOCKING
5 6
4
7 8
wire
bridge
External safety device:
- External flow switch
- Smoke detection
- Gas detection
- Ventilation fan
- Flue gas fan
- End switch motor actuated
flue gas valve
- Gas leakage tester
- etc
FIGURE 11.2 WIRING DIAGRAM PART 1
DISPLAY
1
2
CN6
3
CN7
4
5
6
CN15
7
8
9
10 1
11 2
CN10
12 3
K7
13 4
14 5
15 6
16 7
17 8
18 9
7 1
CN12
8 2
9 3
1
10 4
2
11 5
3
12 6
CN11
4
5
6
+
12 13
9 10 11
On/Off Stat
or
EMPTY
EMPTY OpenTherm
Heating
Circuit
12
9 10 11 13
CN3
1
14 15 16
17
+ -
0 - 10
VDC
14 15 16 17
to
master
boiler
only when unit is
CN8
WIRING COLORS
K0=white K6=blue
K1=yellow K7=red
K2=brown K8=black
K3=green K9=purple
K4=grey K10=yellow
K5=orange
CN1
2 3 4 5 6 1 2 3 4
19 20 21 22
18
BURNER
LOCK-OUT
Do not
BURNING
use
N.O. N.O.
18 19 20 21 22
to
slave
boiler
cascaded
49
5 6
2
2