Remove the black and white fan motor lead wires from the terminals T1 and T3 on the heater contactor and wire them to the bottom two relay contact terminals. Wire the two loose jumper wires (supplied) from the top two relay contact terminals to L1 and L3 on the top of the heater contactor. X1X2H2H1C1Motor1O or 3OL3L2L1T1T2T3Use For 3OPower60HzCutoutXFMROptional ThermostatBuilt-in or Field InstalledTo Element WiringOptional Disconnect SwitchBuilt-in or Field Installed Figure 6 HEATERS WITH THREE

See Model be installed by a qualified electrician. Before per- Number versus Kit Model Number on page 3. This kit can also be forming any of the following operations, disconnect used where low voltage control wiring is specified. all power to the heater to prevent possible fatal injury. INSTALLATION The kit comes complete with all necessary wiring and mounting screws. A wall box plate is included for remote mounting of the selector switch and can be discarded if the switch is to be mounted on th

X1X2Motor1O or 3OL3L2L1Power60HzCutoutXFMRTo Element WiringOptional Disconnect SwitchBuilt-in or Field InstalledC1T1T2T3H1H2132798101211OptionalThermostatBuilt-in orField InstalledUse For 3O Figure 7 ESFS Kit Model Number vs. Applicable Heater Model Number MODEL Kit No. MODEL Kit No. MODEL Kit No. MODEL Kit No. LUH-D-02-81-34-00 ESFS-42 LUH-D-10-81-34-00 ESFS-42 KUH-C-02-81-00 ESFS-42 KUH-C-10-81-34 ESFS-42 LUH-D-02-21-34-00 ESFS-42 LUH-D-10-83-34-00 ESFS-42 KUH-C-02-21-00 ESFS-42 KUH-C-10-83-34

3. Connect the remaining black wire (Number 8) to the open heater contactor coil terminal. 4. Connect the open fan relay coil terminal to the other heater contactor coil terminal. HEATERS WITH SINGLE PHASE MOTORS 5. Remove the black and white fan motor lead wires from the terminals T1 and T3 on the heater contactor and wire them to the bottom two relay contact terminals. Wire the two loose jumper wires (supplied) from the top two relay contact terminals to L1 and L3 on the top of the heater cont

Applicable Heater Model Number MODEL Kit No. MODEL Kit No. MODEL Kit No. MODEL Kit No. LUH-D-02-81-34-00 ESFS-42 LUH-D-10-81-34-00 ESFS-42 KUH-C-02-81-00 ESFS-42 KUH-C-10-81-34 ESFS-42 LUH-D-02-21-34-00 ESFS-42 LUH-D-10-83-34-00 ESFS-42 KUH-C-02-21-00 ESFS-42 KUH-C-10-83-34 ESFS-42 LUH-D-02-71-35-00 ESFS-47 LUH-D-10-21-34-00 ESFS-42 KUH-C-02-71-00 ESFS-47 KUH-C-10-21-34 ESFS-42 LUH-D-04-81-34-00 ESFS-42 LUH-D-04-83-34-00 ESFS-42 LUH-D-10-23-34-00 ESFS-42 LUH-D-10-43-32-00 ESFS-41A KUH-C-04-81-00

2150 N. RULON WHITE BLVD., OGDEN, UT 84404Phone: 1-800-368-2493

2150 N. RULON WHITE BLVD., OGDEN, UT 84404Phone: 1-800-368-2493

Failure to do so could result in personal injury or property damage. Fan switch must be installed by a qualified person in accordance with the National Electrical Code, NFPA 70. This fan switch kit can be used on all 208, 240 and 277 Volt LUH/KUH heaters with single or 3 phase motors for fan only operation. See Model Number list on page 2. For all 480 Volt LUH/KUH heaters, the summer fan switch and relay option must be used (see PF481). INSTALLATION The kit comes complete with all necessary wiri