3-29
johNSoN coNtroLS
ForM 102.20-N1 (1109)
3
itEM
YORK SOlutiOn inStRuCtiOnS
Check fan base isolators and thrust restraints for proper adjustment.
Section 3, isolators
iom Section 5, isolator adjustment
iom Section 5, thrust restraint replacement &
adjustment
Fan bearings properly lubricated.
ioM Section 4
, Fan Bearing lubrication
StARt-uP
energize power to the unit disconnect switch.
Section 3, Start-up
verify correct voltage, phase and cycles.
Section 2, electrical Connections
energize fan motor(s) briefly (bump) and check for correct fan rotation.
Section 3, Start-up
Check operation of dampers. insure unit will not operate with all damp
-
ers closed.
Section 3, Start-up
energize fan motor(s). observe fan(s) for smooth operation.
Section 3, Start-up-energize Fan motor
Check motor nameplate Full load amp rating.
Section 3, Start-up-energize Fan motor
Section 2, electrical Connections
immediately check current draw of each leg of each motor.
Section 3, Start-up-energize Fan motor
Section 2, electrical Connections
vFd,
refer to manufactures start engine guide.
Section 3, Setup of non-factory mounted vFd
iom Section 4, dynamic Balance
Check damper operation.
Section 3, Start-up-Check operation of dampers
iom Section 4, economizer Segment
Check doors and latches for proper adjustment.
iom Section 4, air handler Cabinet-hardware
Check
iom Section 5, door handle/latch replacement
and adjustment
Check doors for air leaks.
iom Section 5, door replacement
iom Section 5,
Door Gasket replacement
controls installation complete.
Section 3, pre Start-up
verify energy recovery wheel turns freely and wheel segments are fully
engaged.
Section 3, Start-up procedure For energy recov
-
ery wheel
tABlE 3-5 - inSPECtiOn REQuiREMEntS (COnt.)
Содержание YORK SOLUTION LD09624
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