LENNOX Economizer Enthalpy Sensor Kit Shipping and Packing List Package 1 of 1 contains: 1- Sensor 4- #6‐32…
Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or loss of life. Installation and service must be performed by a qualified installer, service agency or the gas supplier
Danger of sharp metallic edges. Can cause injury. Take care when servicing unit to avoid accidental contact with sharp edges.
Package 1 of 1 contains:
IMPORTANT – Two kits must be installed if differential enthalpy sensing is specified. Check packaging for shipping damage. Contact the last carrier immediately if any shipping damage is found.
Sensors provide input to determine free cooling suitability. The enthalpy sensor provided in this kit senses both sensible temperature and humidity. See table 1 for usage. This kit applies to LGM/LCM, LGH/LCH, KG/KC/KH, ZG/ZC/ZH, QG/QH/QC unit standard performance economizers and LGM/LCM/LGH/LCH high performance economizers. A separate kit is used for KG/KC/KH, ZG/ZC/ZH and QG/QH/QC high performance economizers. Refer to economizer installation instructions.
Note – Differential sensor applications must use the same two sensors.
Differential enthalpy not available with ZG/ZC/ZH and QG/QH/QC units.
Note – Install the return air sensor before installing optional power exhaust dampers and gravity exhaust dampers. If gravity exhaust, power exhaust, or hoods are already installed, remove from unit
P104 not used; disconnect S175, reconnect to A7. J105 provided in unit. Differential enthalpy not available with ZG/ZC/ZH/QG/QC/QH units.
Note – S175 is factory-installed and wired in KG/KC/KH/ZG/ZC/ZH 024-300S economizers. Kit P104 harness is not used. When replacing S175 with an A7 enthalpy sensor, wire A7 with disconnected S175 wires.
Wire A62 Sensor – LG/LC/KG/KC/KH
Note – Discard J105 harness provided in kit when installing LGH/LCH units.
Wire A6 Control – KG/KC/KH Units Only
Configure the Unit Controller for the enthalpy sensor use using the following menu: Go to SETUP / INSTALL and navigage through the various setup questions until Configuration ID 1 appears. Position two needs to set to either S for economizer – single enthalpy or D for economizer – dual enthalpy.
Prodigy M4 Unit Controller Configuration
Configure the unit through the mobile app. Go to SETUP /RTU Menu > Setup Install and navigate through the various setup questions until Configuration ID 1 appears. Position two needs to be set to either S for economizer – single enthalpy or D for economizer – dual enthalpy
Note – Refer to M4 Setup Guide provided with the unit for more info.
Refer to Unit Controller manual for start-up and operation.
|LENNOX 506202-02 Enthalpy Sensor Kit [pdf] Instruction Manual|
506202-02 Enthalpy Sensor Kit, 506202-02, Enthalpy Sensor Kit
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