Technical Instructions LMV Series
Document No. LV3-1000
Appendix A Page 2 SCC Inc.
Table of Contents
Fresh Air Damper
Introduction ........................................................................................................................... 4
Procedure .............................................................................................................................. 4
Operation .............................................................................................................................. 5
Important Notes .................................................................................................................... 5
Hot Standby on a Steam Boiler with an RWF55
Introduction ........................................................................................................................... 6
Procedure .............................................................................................................................. 6
Operation .............................................................................................................................. 7
Important Notes .................................................................................................................... 7
Low Fire Hold with an RWF55
Introduction ........................................................................................................................... 8
Procedure - Steam Boiler with an RWF55 with Analog Output ............................................... 9
Procedure - Hot Water Boiler with an RWF55 with Analog Output ....................................... 10
Procedure - Steam Boiler with an RWF55 with 3-position Output (LMV37 only) .................. 11
Procedure - Hot Water Boiler with an RWF55 with 3-position Output (LMV37 only) ............ 12
Operation ............................................................................................................................ 13
Example ............................................................................................................................... 13
Pilot Valve Proving
Introduction ......................................................................................................................... 14
Procedure ............................................................................................................................ 14
Option 1: On Startup with SKP25’s on both the Pilot and Main Gas Trains .......................... 16
Sequence of Operation ................................................................................................... 17
Important Notes ............................................................................................................. 17
Option 2: On Startup, SKP25 on the Main Gas Train, Solenoid Valves on the Pilot Train ...... 18
Sequence of Operation ................................................................................................... 19
Important Notes ............................................................................................................. 19
Option 3: Pilot Valve Proving on Startup and Main Valve Proving on Shutdown .................. 20
Sequence of Operation ................................................................................................... 21
Important Notes ............................................................................................................. 21
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