Manual for DBM-627, 635, 650, 660 BG DBM-625, 635 BGD

Manual for DBM-627, 635, 650, 660 BG DBM-625, 635 BGD

Brand: YORK

Category: Air Conditioner

Document Type: Manual

Language: EN

Available Languages: ES , EN

Uploaded: April 20, 2026, 7:52 p.m.

Infrared ray remote control unit

The remote control allows operation of various air conditioning functions including ON/OFF, mode selection (COOL, DRY, FAN, HEAT, AUTO), temperature adjustment (TEMP+/TEMP-), fan speed (FAN SPEED), air deflector position (SWING), sleep mode (SLEEP), and timer functions (CLOCK, T-ON, T-OFF).

Environmental protection

Dispose of packaging according to regulations. Uses HFC-410A and POE oil. Contains greenhouse gas covered by the Kyoto Protocol.

Basic Operation:

  1. Power On/Off: Press ON/OFF button.
  2. Mode Selection: Press MODE to choose between Fan, Dry, Cool, Heat, or Auto.
  3. Temperature Adjustment: Use TEMP+ / TEMP- buttons (16-30°C range).
  4. Fan Speed: Press FAN SPEED to select Low, Medium, High, or Auto.
  5. Air Deflector: Use SWING to adjust position or activate sweep.
  6. Timer: Set the clock and program ON/OFF times (T-ON/T-OFF).
  7. Sleep Mode: A program that controls the ambient temperature at night.

Troubleshooting and error codes

Problem Possible cause and correction
A. Air conditioning unit inoperative. 1.-Make sure fuse is not blown or main switch has not been activated.
2.-Is main switch on OFF?
3.-Has a mistake been made when programming?
B. Unit does not cool sufficiently. 1.-Is the filter dirty? See instructions on how to clean filter.
2.-The room was probably too warm when turning the unit on. Wait until the unit has had time to lower the room temperature.
3.-Has the adequate temperature been programmed?
4.-Are the unit air intake or outlet grids obstructed?
C. There is a bad odour in the room. 1.-Make sure said odour is not from dampness of walls, carpets, furniture or other fabrics in the room.
D. Air conditioning unit makes noise. 1.-A noise similar to running water: Caused by refrigerant going through refrigerant circuit.
2.-A noise similar to a shower: Caused by dehumidification water treated inside the unit.
E. Seems as if condensed water is flowing from the unit. 1.-Condensation is produced when the unit cools the air in the room.
F. Air conditioning unit inoperative 3 minutes after reset. 1.-Due to a system protecting device. Wait 3 minutes for operation to start again.
G. The remote control screen becomes weak or goes off. 1.-The batteries may need changing.
2.-Do not invert polarity of the batteries when changing.
H. Air conditioning unit does not respond to remote control unit, or to direct manual control. 1.-The batteries may need changing.
2.-Do not invert polarity of the batteries when changing.
3.-Contact your Service Centre to have them check the power supply of your installation.
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