Manuel d’installation et de fonctionnement
12
Diagramme en escalier
BOILER
SUPPLY
L
N
BOILER
SUPPLY
G
LOUVER
CONTACTS
ALARM
CONTACTS
TERMINAL
STRIP
BLOWER
BLOWER
RELAY
1
LOUVER
RELAY
ALARM
RELAY
1
2
PROOF OF
CLOSURE RELAY
PROOF OF
CLOSURE VALVE
2
3
VENTILATION FAN
CHASSIS
PUMP
SUPPLY
L
ON/OFF
SWITCH
INTERGRATED
CONTROL
BOARD
X1-6
1
2
X3-3
F5
5A
F3
3.15A
F2
5A
F1
1.6A
F4
1.6A
ALARM RELAY
SILENCE
SWITCH
ALARM
3
X3-4
ALARM
CONTACTS
4
X1-4 UNIT PUMP RELAY
X2-1
X2-7 BLOWER RELAY
X1-3
HSI
X2-2
X2-6
GAS VALVE
X2-3
X1-12
X3-1
X3-2
X6-18
X6-17
X6-9
X6-8
X6-10
X1-7 X1-5
X6-1
FLOW
SWITCH
1.6A
6 J3-6
4 J3-4
5 J3-5
F6
1.6A
LOW WATER
CUTOFF
X1-8 X1-10
24VAC
J3-2
J3-3
J2-3
J2-2
J2-1
TEST
RESET
2
3
LWCO
PROBE
CHASSIS
( ( ( ( (
X6-3
X8-5
X8-15
CN1-12
CN1-11
IN
IN
IN
RUN-TIME
CONTACTS
OUT
UNIT
PUMP
RELAY
OUT
OUT
BOX DEPICTS
OPTIONAL ITEMS
LOW VOLTAGE
120 VAC
2
1
4
5
BLOWER
CONNECTION
BOARD
19
20
UNIT
PUMP
0-10VDC
PUMP
SUPPLY
N
MANUAL RESET
HIGH LIMIT
LOW PRESSURE
AIR SWITCH
X6-12
X6-4
X6-13
1
PROOF OF
CLOSURE RELAY
3
PROOF OF
CLOSURE
SWITCH
2
LOW GAS
PRESSURE SWITCH
HIGH GAS
PRESSURE SWITCH
1 3
CONNECTION
BOARD
CN2-9
LOUVER
PROVING
SWITCH
CONNECTION
BOARD
9
10
CN2-8
BLOCKED
DRAIN
SWITCH
AUTO-RESET
HIGH LIMIT
CN2-4
CONNECTION
BOARD
1
3
HEATER
ENABLE
7
FACTORY
JUMPER
2
4
5
6
CN2-6
LOUVER
RELAY
X6-5
X6-14
X6-15
X6-6
X6-11
X5-1
X5-5
X5-2
X5-6
X5-3
X5-7
X5-4
X5-8
8
15
16
17
18
11
12
13
14
21
CN1-10 X8-12
TANK
SENSOR
X8-2
X8-3
X8-4
OUTLET
SENSOR
INLET
SENSOR
FLUE
SENSOR
CN1-3 X8-1
CONNECTION
BOARD
65
Remarques
Manuel d’installation et de fonctionnement
66
