Johnson Controls YVAHP072B31S, Service Manual

Page: 1573 / 1796

MAINTENANCE
(1-Way Cassette Type)
Service Manual
4-113
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TURN OFF all power source switches.
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(3) Remove the wire clamp for the drain hose and remove the drain hose from the drain-up mechanism.
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(4) Remove the connector (CN36) for the motor of the drain-up mechanism from the indoor unit PCB.
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exchanger with the plastic bands. Cut the plastic bands and remove the lead wire.
(7) Remove the wire cover and remove the wire from the rubber bushing.
(8) Remove the three screws of the mounting plate for the drain-up mechanism.
(9) Remove the drain-up mechanism.
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Tool Phillips Screwdriver
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135°
Drain Hose
Allowable Range
of Knob Position
for Wire Clamp
The wire clamp
direction should be
within this range.
Installation Position of Wire Clamp
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pump outlet.
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Screw for Float Switch
Perform the wiring without loosening and stretching
through the rear side of the drain pump.