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Installation, Operation & Maintenance Manual ( IOPCKKS60220510C1)
CONTENTS
GENERAL
Safety considerations ............................................................ 3
Inspection ............................................................................ 3
Renewal parts ....................................................................... 3
Product nomenclature ........................................................... 4
INSTALLATION
Limitations ........................................................................... 4
Location ................................................................................ 5
Rigging and handling ............................................................. 5
Clearances ........................................................................... 5
Ductwork ............................................................................. 5
Fixed outdoor air intake damper ........................................... 6
Condensate drain .................................................................. 6
Compressors ......................................................................... 7
Filters .................................................................................... 7
Service access ...................................................................... 7
Thermostat .......................................................................... 7
Power and control wiring ...................................................... 7
Optional electric heat............................................................ 7
Phasing ................................................................................ 8
Product data ......................................................................... 9
Dimensions and clearances .................................................. 10
Drive and pulley data ............................................................ 11
Electrical data ....................................................................... 12
Fan performance data ........................................................... 13
Additional pressure drops ..................................................... 14
Checking supply air cfm ........................................................ 15
SAFETY
Terminology .......................................................................... 15
Operational safety ................................................................. 15
Use and Operation ................................................................ 16
Adherence to warnings ......................................................... 16
Staff training ......................................................................... 16
Use of the unit ...................................................................... 16
Recommended safety practices ............................................ 17
Applicable standards of EEC machinery directive ................. 17
OPERATION
Sound power ratings ............................................................. 18
Volt free contact ................................................................... 18
Sequence of operations ........................................................ 18
Cooling operation errors ....................................................... 19
High pressure limit switch ..................................................... 19
Low pressure limit switch...................................................... 19
Freezestat ............................................................................. 19
Low ambient cooling ............................................................. 19
Safety controls ...................................................................... 19
Compressor protection ......................................................... 20
Flash codes ........................................................................... 20
Reset .................................................................................... 20
Electric heating sequence of operations ............................... 20
Heating operation errors ....................................................... 20
START UP
Restart check list ................................................................... 20
Operating instructions ........................................................... 20
Post start check list ............................................................... 20
Shut down............................................................................. 20
Belt drive blower ................................................................... 21
TROUBLE SHOOTING
Cooling trouble shooting guide ............................................. 21
Unit flash codes .................................................................... 23
MAINTENANCE
Every month .......................................................................... 24
Every three months ............................................................... 24
Every six months ................................................................... 24
Every twelve months............................................................. 24
Notes .................................................................................... 25