R7140G,L,M Burner Control Modules - ES2 Inc.

R7140G,L,M BURNER CONTROL MODULESL1(HOT)L2L1CONFIGURATIONJUMPERS1120 Vac,50/60 HzPLUG-IN PURGETIMER CARDFLAME SIGNALTESTJACKRUN/TESTSWITCHRESETPUSHBUTTONMICROCOMPUTER2KTESTPLUG-INFLAMEAMPLIFIERFG173KRELAYDRIVECIRCUIT4K5K6K7K8K9KRELAYSTATUSFEEDBACKAND LINEVOLTAGEINPUTSSTATUS LEDsDDLDDLCOMMUNICATIONS1LIMITS CONTROLLERKEYBOARDDISPLAY MODULE16K13K1RS485234SAFETY RELAYCIRCUIT(D)HIGH FIRE SWITCHREMOTERESET1KPOWER SUPPLYCONTROLPOWERR1RUNNING/LOCKOUTPIIINTERLOCK1K1 2K1 5K11618(3)4K1LOW FIRE SWITCH51315(8)8K18K29K2HIGH FIRE10(X)COMMON11MODULATE (10)129K1(11)LOW FIRE14(12)PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.7K12K2678(M)9(A)R1INDICATES FEEDBACK SENSINGOF RELAY CONTACT STATUSAND LINE VOLT INPUTSFIELD WIRINGINTERNAL WIRINGIGNITIONPILOTPILOT/V2MAIN VALVEBLOWERALARML2NOTE: ( ) NUMBERS ON GP201, GP301 SUBBASE.M23323Fig. 10. Internal block diagram of the R7140L1009. (See Fig. 12 for detailed wiring.)66-1153—2 14