Trane 4TXK6512G1000AA Service Manual page 117

Drain Pipe
processed as specified in the installation manual and shall be thermal insulated to avoid dew generation.
lmproper hose connection may cause indoor water leakage.
Requirements
 The indoor drain pipe shall be thermal insulated .
 The connection part between the drain pipe and the indoor unit shall be insulated so as to prevent dew generation.
 The drain pipe shall be slant downwards (greater than 1/100).The middle part shall not be of S type
elbow, otherwise abnormal sound will be produced .
 The horizontal length of the drain pipe shall be less than 20 m.ln case of long pipe, supports shall be
provided every 1 .5 _ 2m to prevent wavy form .
 Central piping shall be laid out according to the right figure .
 Take care not to apply external force onto the drain pipe connection part .
 For unit with water pump drain pipeuse hard PVe general purpose pipe VP which can be purchased locally . When
connecting, insert a PVe pipe end securely into the drain socket before tightening securely using the attached drain
hose and clamp . Adhesive must not be used for connection of the drain socket and drain hose (accessory) .
Caution
ln order to drain water normally, the drain pipe shall be
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