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Packaged Air Conditioner Drain Pump Kit - BDU510B250VM

2.2 Drain Pump Kit Installation

Be sure to install this drain pump kit after installing the indoor unit to the ceiling.
Failure to follow this instruction may result in damage to the drain pump kit.

Note: The bottom surface of the drain pump kit will be lower than the bottom surface of the indoor unit.

If this drain pump kit must be installed before the indoor unit is installed to the ceiling, place the indoor unit on wood timbers etc.
After installing the drain pump kit, install the indoor unit carefully. Do not push, pull or apply excessive force to drain pump kit, it may damage 
and cause water leakage.

Indoor unit

Wood timbers

120mm or more

CAUTION

To ensure the proper installation of the drain pump kit, please take note the following consideration when installing the indoor unit.
• Be sure that the suction side or drain socket side of the indoor unit is not at higher side of unit. Otherwise, the fl oat switch may
  malfunction, causing water leakage or other failure.

Suction Side

Suction Side

1° or less

1° or less

(Indoor unit)

Drain Socket 

(Indoor unit)

Drain Socket 

 3. INSTALLATION PROCEDURE

CAUTION

• Do not hold the drain pump kit by the drain socket when installing it to the indoor unit. Doing so may apply excessive force to the root
  of the socket, resulting in water leakage.
• Do not give an excessive load up and down, when pulling and inserting the drain plug.
• Be sure to turn OFF the power to the indoor unit before starting the procedure below.

1.  Assemble two hanging brackets (included) to the drain pump kit using mounting screw (included).
2.  Pre-tighten mounting screw (included) at four prepared holes at unit side panel.
3.  Mount the drain pump kit to the four pre-tightened screws at unit side panel, then tighten all the screws to fi x the drain pump kit to side panel.

(included)

Screws (4pcs.) 

Rubber bush 

Indoor unit

Drain pump kit

(included at right 

hanging bracket only)

(included)

Pre-tighten screws (4pcs.) 

Indoor unit

Drain pump kit

4.  Insert heat insulating tube 1 (included) onto indoor unit drain socket.
5.  Wrap the threaded end of the drain connecting pipe 1 (included) with thread seal tape. Then attach the drain connecting pipe 1 to the indoor unit 

drain socket.

Summary of Contents for BDU510B250VM

Page 1: ...Packaged Air Conditioner Drain Pump Kit BDU510B250VM 4P590204 1 Installation manual...

Page 2: ...Heat insulating tube 2 Heat insulating tube 3 Heat insulating tube 4 Heat insulating material 1 Shape ID38 x L35 ID38 x L125 ID38 x L114 ID38 x L94 60 x 290 Quantity 1 1 1 1 3 Name Heat insulating ma...

Page 3: ...or other failure Suction Side Suction Side 1 or less 1 or less Indoor unit Drain Socket Indoor unit Drain Socket 3 INSTALLATION PROCEDURE CAUTION Do not hold the drain pump kit by the drain socket wh...

Page 4: ...in pump kit 10 Clamp the pipe joints with the hose bands included 11 Wrap heat insulating material 2 around the drain connecting pipes at hose band location Then wrap the drain connecting pipes with h...

Page 5: ...al wiring for the drain pump kit properly as follows CAUTION Be sure to turn OFF the power to the indoor unit before starting the procedure below 1 Remove the indoor unit control box cover 2 Insert dr...

Page 6: ...URE CAUTION Be sure to turn OFF the power to the indoor unit before starting the procedure below 1 Check again that the installation and electrical wiring procedures for the drain pump kit have been c...

Page 7: ...rth terminal of the power terminal block X1M Then close the indoor unit control box cover and turn ON the power 6 Use the remote controller to start trial operation mode and select FAN operation mode...

Page 8: ...100 Is the drain hose adequately insulated Are the wires connected correctly 8 MAINTENANCE Clean the drain pump kit at the end of every season in which the unit is used for cooling 1 Drain all the wat...

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Page 12: ...4P590204 1 2019 07 Copyright 2019 Daikin...

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