LMV Series    Technical Instructions 
  Document No. LV5-80
00 
SCC Inc.  Page 39  Appendix A 
VFD Bypass (continued) 
 
2.  Wire the LMV52, AGM60, and mo
tor contactor coils as shown in Figure 14.   
 
 
 
Figure 14:  LMV52 and AGM60 Wiring for Single Fuel VFD Bypass 
 
 
3.  Set parameter “NumFuelActuators” to 1 since only one actuator will be used to operate 
both fuels.  This parameter can be set using the following menu path: 
 
Params & Display > RatioControl > NumFuelActuators = 1 
 
4.  Ensure the VFD is activated on gas, and deactivated on oil.  This can be done through 
the following menu paths: 
 
Params & Display > RatioControl > Gas Settings > VSD = activated 
Params & Display > RatioControl > Oil Settings > VSD = deactivated 
 
5.  Ensure the LMV52 is not set up for continuous purge.  This can be done through the 
following menu path: 
 
Params & Display > BurnerControl > Configuration > ConfigGeneral > 
ContinuousPurge = deactivated