Mitsubishi PKH-1.6GKLH Technical & Service Manual page 35

2-8 Dip switch functions
Each figure shows the initial setting.
1. On remote controller board (Option: Wired remote controller)
(1) SW17 (Address selector)
1 2    6 7 8
ON
OFF
SW17-1~6) For address setting
SW17-7) When two remote controllers are used, this switch sets the controller function.
OFF: The remote controller is set as a main controller.
ON : The remote controller is set as a sub controller.
SW17-8) Switch for system back-up.
OFF: Without back-up
ON : With back-up
(2) SW18 (Function selector)
 6 7 8
1 2  
ON
OFF
SW18-1) Switch for timer
OFF: Single day
SW18-2) Switch for filter sign
OFF: Filter sign absent
ON : Filter sign present
SW18-) Switch for filter sign time setting.
OFF: 100Hr
SW18-~8) Not yet used.
2. On indoor controller board
(1) SW1 (Mode selector)
1 2    6 7 8 9 10
ON
OFF
SW1-1) Switch that changes between FAN mode and AUTO mode
OFF: AUTO mode for models with heat pump
ON : Fan mode for models without heat pump
SW1-2) Not for use
SW1-) Switch to change the temperature to start coil frost prevention
OFF: 1°C
ON : -°C
SW1-) Switch for set temperature adjustment in HEAT mode
During HEAT operation, warm air collects near the ceiling. When the indoor unit is installed near the ceiling, the
temperature read by room temperature thermistor differs from the actual living-space temperature by about 
degrees. Therefore, the room temperature read by room temperature thermistor must be lowered by  degrees.
OFF: -degree adjustment
ON : NO adjustment
SW1-) Switch for fan speed during thermostat OFF in HEAT operation
OFF: EXTRA LOW
ON : LOW
SW1-6) Switch for fan speed during thermostat OFF in HEAT operation
OFF: EXTRA LOW or LOW (set with SW1-)
ON : LOW or HIGH (set with remote controller)
SW1-7) Switch for detecting abnormalities in the outdoor unit abnormality detection
OFF: When an abnormality occurs, it is detected.
ON : Even if an abnormality occurs, it can not be detected.
SW1-8) Switch for auto restart function
OFF: This function does not work.
ON : This function works.
SW1-9, 10) Not yet used.
(2) SW2 (Address selector)
1 2    6
ON
OFF
OC229A
ON: Timer every day
ON: 200Hr
Used in setting the unit-address for group control.
For further information, refer to page 2.
The black square ( ) indicates a switch position.