Leslie E-4500L Installation, Operating And Maintanance Manual

12501 Telecom Drive, Tampa Florida 33637
LOW PRESSURE STEAM-WATER HEATERS
SECTION I – INSTALLATION....................................................................................... 2
SECTION II – START-UP............................................................................................. 2
SECTION III – MAINTENANCE..................................................................................... 3
SECTION IV – TROUBLE-SHOOTING GUIDE................................................................. 4
PARTS LIST......................................................................................................... 8-19
RECIRCULATION SWITCH INSTALLATION.................................................................. 20
ILLUSTRATION INDEX
DRAWING, DIMENSIONS, TYPICAL INSTALLATIONS AND MISCELLANEOUS DATA
Figure 1 – Control Valve Complete...................................................................... 3
Figure 2 – Gain Control Adjustment Curve Diagram................................................ 4
Figure 3 – Actuator Assembly............................................................................. 5
Figure 4 – Valve Plug Guide.............................................................................. 5
Figure 5 – Temperature Adjustor........................................................................ 5
Figure 6 – Key Cylinder.................................................................................... 5
Drawing – Models E-1500L, E-1520L, E-300L and E-320L................................... 8-10
Drawing – Models E-1500L, E-300L, E-600L, and E-620LDW.................................. 12
Drawing – Typical Installation for Drenching Showers............................................ 14
Drawing – Models E-4500L, E-600L, E-900L, E-10500L, and E-1200L.................. 16-19
Drawing – Recirculation Switch Connection Diagram............................................. 20
45 gpm 60 gpm
E-4500L E-600L
E-4501L E-601L
E-4502L E-602L
E-4520L E-620L
E-4521L E-621L
E-4522L E-622L
E-4540L E-640L
E-4541L E-641L
E-4542L E-642L
E-4550L E-650L
E-4551L E-651L
E-4552L E-652L
Installation, Operating and
Maintenance Instructions
CONSTANTEMP

TABLE OF CONTENTS

Model Number and Material of Construction

Model Number
75 gpm 90 gpm 105 gpm
E-7500L E-900L E-10500L
E-7501L E-901L E-10501L
E-7502L E-902L E-10502L
E-7520L E-920L E-10520L
E-7521L E-921L E-10521L
E-7522L E-922L E-10522L
E-7540L E-940L E-10540L
E-7541L E-941L E-10541L
E-7542L E-942L E-10542L
E-7550L E-950L E-10550L
E-7551L E-951L E-10551L
E-7552L E-952L E-10552L
PARTS LIST
120 gpm
Ductile Iron Shell, Copper Coils
E-1200L
E-1201L Ductile Iron Shell, Admiralty Coils
Ductile Iron Shell, Cupro-Nickel Coils
E-1202L
E-1220L Steel Shell, Copper Coils
E-1221L Steel Shell, Admiralty Coils
Steel Shell, Cupro-Nickel Coils
E-1222L
E-1240L Steel Shell, Copper Coils, ASME "U" Stamp
Steel Shell, Admiarlty Coils, ASME "U" Stamp
E-1241L
E-1242L Steel Shell, Cupro-Nickel Coils, ASME "U" Stamp
Steel Shell, Copper Coils, ASME "UM" Stamp
E-1250L
E-1251L Steel Shell, Admiralty Coils, ASME "UM" Stamp
Steel Shell, Cupro-Nickel Coils, ASME "UM" Stamp
E-1252L
90/4.5.1
Rev. 4
Description