9
johNSoN coNtroLS
ForM 102.20-N1 (1109)
tABlE OF COntEntS (COnt'd)
3.0 StARtuP ....................................................................................................................................................3-1
PRE StARt-uP ..........................................................................................................................................3-2
PRE StARt uP FAn ASSEMBlY inSPECtiOn ......................................................................................3-3
Motors - OdP vs. tEFC ........................................................................................................................3-3
isolators .................................................................................................................................................3-4
Preparing Fan isolators for Operation ...........................................................................................3-4
StARt-uP ..................................................................................................................................................3-5
ChECK OPERAtiOn OF FAnS .............................................................................................................3-5
Check Operation of dampers ...............................................................................................................3-5
Airflow Control Dampers
.................................................................................................................3-5
typical Actuators locations ...........................................................................................................3-6
Basic Actuators installation ............................................................................................................3-6
damper Blade Orientation .........................................................................................................3-6
Energize Fan Motor(s) ..........................................................................................................................3-7
Variable Speed drive (VSd) ..................................................................................................................3-7
Set up of a non-Factory Mounted VFd .....................................................................................3-7
Check doors and latches for Proper Adjustment .............................................................................3-8
Sheaves ..................................................................................................................................................3-8
general g
uidelines for Replacing an Adjustable Sheave with a Fixed Sheave:
........................3-8
Energy Recovery Wheel .......................................................................................................................3-9
Unit Configuration
...........................................................................................................................3-9
indoor units .................................................................................................................................3-9
Outdoor units ..............................................................................................................................3-9
Start-up Procedure for Energy Recovery Wheel ..........................................................................3-9
indirect Fired gas heat Start up ........................................................................................................3-11
introduction ....................................................................................................................................3-11
identify the unit type .....................................................................................................................3-11
Preliminary Coordination ..............................................................................................................3-12
tools Recommended .....................................................................................................................3-12
Air handler Pre Start Checks ........................................................................................................3-12
Burner Pre Start Checks ...............................................................................................................3-12
Burner Start-up Procedure ...........................................................................................................3-14
Condensate drain Arrangement ...................................................................................................3-15
Electric heat Startup ...........................................................................................................................3-25
Airflow Requirements
....................................................................................................................3-25
Summary of Contents for YORK SOLUTION LD09624
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