LOW VOLTAGE 120 VAC - Lochinvar, LLC
Transcript of LOW VOLTAGE 120 VAC - Lochinvar, LLC
TERMINAL STRIP TERMINAL STRIP
1615
131211109
65
321
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2625
2322212019
OUTLET SENSOR (S9)
OUTLET SENSOR (S1)
FLUE SENSOR
FLUE SENSOR (S10)
120VAC NEUTRAL
ON/OFFSWITCH
GASVALVE
(LARGE) GASVALVE
(SMALL)
CONTACTOR
BOILER PUMPCONTACTOR
DHW PUMPCONTACTOR
BLOWERBLOWER
1 2
3
BAS (AS APPLICABLE)
FLUE DAMPERTRANSFORMER
1 2
3
TRANSFORMER
FLUE DAMPER
TESTSWITCH
LWCOPROBE
LWCO RESET
GPS1 GPS2
BLOCKED FLUESWITCH
BLOCKED DRAINSWITCH
ALARMCONTACTS
CONTACTS
TANKTHERMOSTAT
LOUVERPROVING
AUXSWITCH 1
AUXSWITCH 2
ENABLERW
FLAMESENSE 1
FLAMESENSE 2
SPARKGENERATOR
SPARKROD
SHIELD
SHIELD
A
BBASOPTION
RATEOUT
BOILERPUMP OUT
SENSOR
SENSOR
TANKSENSOR
OUTDOORSENSOR
BMSIN
PUMP INSHIELD
SHIELD
A
BCASCADE
INLET SENSOR
GROUND
1
2
5
BLOWER
BOX DEPICTSOPTIONAL ITEMS
BOX DEPICTSDUAL SENSOR
SINGLE HOUSING
HIGH VOLTAGE
LOW VOLTAGE120 VAC
"X5"BLOCK WIRING
IS MODELDEPENDENT
AIR VALVEPRESS. SWITCH
BLOWER
AIR VALVE
HIGH LIMITSWITCH
M
M
DISCONNECT POWERBEFORE SERVICING
BOILER PUMP
DHW PUMP
5.0 A3.15 A
F2
LARGE GAS
LARGE GAS
SMALL GAS
SMALL GAS
USBINTERFACE
X11
WIFIDONGLE
USB CABLESW1LG CON BRD
OPTIONALETHERNET CABLE
OPTIONAL USB/WIFIEXTENSION CABLE
BAS
EGND
BASBOARD
(AS APPLICABLE)
SHIELDED CABLE FROM X4TO J12 OR J23 AS APPLICABLE
Notes:1. All wiring must be installed in accordance with: local, state, provincial and national code requirements per either N.E.C.in USA or C.S.A. in Canada.2. If any original equipment wire as supplied with the appliance must be replaced, it must be replaced with wire having same wire gauge (AWG) and rated for a minimum of 105°C. Exceptions: Replacement high voltage spark lead and shielded cables must be purchased from the factory. Use of a non-approved spark lead or shielded cables can lead to operational problems which could result in non-repairable damage to the integrated controller or other components.3. Actual connector block locations may vary from those shown on diagrams. Refer to actual components for proper connector block locations when using diagrams to troubleshoot unit. LADDER DIAGRAM
100266646 REV B