Subject to change without notice. Published in U.S.A. 5353649-UIM-A-0617
Copyright © 2017 by Johnson Controls, Inc. All rights reserved. Supersedes: 900588-UIM-C-0214
York International Corp.
5005 York Drive
Norman, OK 73069
SECTION X: INSTALLATION
VERIFICATION
FIGURE 13: Pressure Check
Was the coil still under pressure when received?
Depress schrader
core to check for
pressure one time.
FIGURE 14: TXV Check List
FIGURE 15: Drain Traps
Is coil metering device installed correctly?
Was the correct TXV installed per the outdoor unit instructions?
Is the TXV Bulb positioned correctly?
Is Bulb Insulated?
Is Equalizer Line connected?
Secondary
Primary
3” Min.
Were the primary and secondary
drains trapped correctly?
FIGURE 16: Location of Trapped and Plugged Drain Connections
Right Hand
Discharge
Left Hand
Discharge
Trapped
Trapped
Horizontal Drain Conditions
(All other drain connections should be plugged)
Upflow Drain
Connections
Downflow Drain
Connections
Primary Drain
Alternate Drain
Were all drains trapped or plugged?
Trap Appropriate Side
(All other drain connections should be plugged)
Furnace
Furnace
Furnace
Furnace
Primary Drain
Alternate Drain
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