AIR CLEANERS / FILTERS
©
2018 Lennox Industries Inc.
Dallas, Texas, USA
PureAir™ S
Air Purication System
507785-01
2/2018
INSTALLATION INSTRUCTIONS FOR
MODELS PCO3S-14-16, PCO3S-16-16 AND PCO3S-20-16
Table of Contents
Shipping and Packing List ...........................................2
Models ...........................................................................2
Application ....................................................................2
Parts Identication .......................................................3
Dimensions and Specications ..................................4
Installation Examples ...................................................6
Unique Field-Supplied Installation Items .....................7
Installation .....................................................................7
Selecting Location .......................................................7
Installing Cabinet .........................................................7
Installing UVA Lamp ....................................................7
Installing UVA Lampholder ..........................................8
Installing Air Filter ........................................................8
Wiring ............................................................................9
Communication Wiring ................................................9
Communication Wiring Routing ...................................9
PureAir S Internal Factory Wiring ................................9
Communicating Control Functions ..........................10
PCO Model (H2) Jumpers .........................................10
Change Lamp Reset (SW1) ......................................10
Change Filter Reset (SW2) .......................................10
Control Manual Reset ...............................................10
Lennox S30 Thermostat Setup ..................................10
System Setup (Commissioning) ................................10
Reminders .................................................................11
Adding PureAir S to Existing System ........................11
Dealer Control Center ................................................11
Notications (Alert Codes) ........................................12
Tests and Diagnostics Function ................................12
Installation Report .....................................................12
Alert Codes .................................................................12
Soft Disable ...............................................................12
Alert Code Types .......................................................13
Operation .....................................................................14
Filter, UVA Lampholder / PCO Cartridge and
UVA Lamp Replacement ............................................15
Annual Maintenance Kits ...........................................15
Replacement Parts .....................................................15
Removing and Installing UVA Lamp,
Lampholder and Air Filter ..........................................15
Proper Clean-Up of Broken UVA Lamp .....................16
Troubleshooting Flow Chart ......................................16
THIS MANUAL MUST BE LEFT WITH THE OWNER FOR FUTURE REFERENCE
CAUTION
UVA Lamp contains mercury.
Ingestion of or contact with mercury or mercury vapor is
hazardous to your health.
Take care when handling UVA lamp. If UVA lamp is broken,
avoid contact with mercury.
WARNING
Electric shock hazard.
Can cause injury or death.
Disconnect all electrical power supplies before servicing.
Access panels must be in place during appliance
operation.