Leslie Controls F-1240LDW Constantemp Double Wall Low pressure steam-water Heater User Manual
Leslie Controls Equipment
Installation, Operating and
Maintenance Instructions
90/4.5.5
Rev. 0
Constantemp Double Wall Low pressure steam-water Heater
F-340LDW,F-640LDW, F-940LDW and F-1240LDW
Table of Contents
SECTION I ................................................................................................................................................................................... 2
INSTALLATION....................................................................................................................................................................... 2
OPERATION ............................................................................................................................................................................. 2
SECTION II.................................................................................................................................................................................. 2
START-UP PROCEDURE ........................................................................................................................................................ 2
TO DRAIN UNIT FOR PROLONGED SHUT-DOWN ........................................................................................................... 3
SECTION III ................................................................................................................................................................................ 7
MAINTENANCE OF SYSTEM COMPONENTS.................................................................................................................... 7
ACTUATOR ASSEMBLY........................................................................................................................................................ 2
VALVE PLUG ASSEMBLY..................................................................................................................................................... 2
CONTROL VALVE ASSEMBLY ............................................................................................................................................ 2
MAINTENANCE OF SYSTEM COMPONENTS HEAT EXCHANGER............................................................................... 2
SECTION IV - TROUBLE SHOOTING GUIDE ..................................................................................................................... 2
Recirculating Systems ................................................................................................................................................................ 2
Heat Exchanger and Blending Valve ......................................................................................................................................... 3
Table of Figures
FIGURE 1 ..................................................................................................................................................................................... 4
FIGURE 2 ..................................................................................................................................................................................... 6
Figure 3 ......................................................................................................................................................................................... 2
Figure 5 ......................................................................................................................................................................................... 2
Figure 6 ......................................................................................................................................................................................... 2
F-340LDW .................................................................................................................................................................................... 2
F-640LDW .................................................................................................................................................................................... 3
F-940LDW .................................................................................................................................................................................... 4
F-1240LDW .................................................................................................................................................................................. 5