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THERMOSTAT OPERATION & SPECIFICATION DATA

OFF mode switch position

COOL mode switch position

FAN mode switch position

HEAT mode switch position

Temperature set button (increasing)

Temperature set button (decreasing)

LOW fan speed switch position

MEDIUM fan speed switch position

HIGH fan speed switch position

FUNCTION

SYMBOL

OPERATING INSTRUCTIONS

COOLING MODE

- Position the switch S1 to COOL mode function.
- Set desired temperature setting by pressing the (+) or (-) button to increase or decrease  the set

value displayed on the LCD of the thermostat .

- Fan speeds can be selected by positioning the switch S2 to:

LOW speed
MEDIUM speed
HIGH speed

FUNCTION

SWITCH POSITION

OPERATING PROCEDURE

HEATING MODE

- Position the switch S1 to HEAT mode function.
- Set desired temperature setting by pressing the (+) or (-) button to increase or decrease  the set

value displayed on the LCD of the thermostat .

- Fan speeds can be selected by positioning the switch S2 to:

LOW speed
MEDIUM speed
HIGH speed

FAN  MODE

- Position the switch S1 to FAN mode function.
- Fan speeds can be selected by positioning the switch S2 to:

LOW speed
MEDIUM speed
HIGH speed

UNIT OFF

- Position the switch S1 to OFF position to turn off the unit.

Notes:

1. Start-up display: When power is supplied to the thermostat, the LCD indicates a flashing display of the standard set point value. Press the (+) & (-) button at the same

time to change the display to ambient temperature.

2. Set point adjustment: When the (+) or (-) button is pressed, the thermostat assumes the temperature set point setting mode and the present set point is displayed. The

displayed set point can now be adjusted in 0.5K steps to the required value. After 3 seconds (approx.) the actual temperature will then be displayed.

+

-

+

-

°C

+
-

-

+

10

Содержание VWL series

Страница 1: ...CONCEALED CHILLED WATER VERTICAL FAN COIL UNITS VWL SERIES INSTALLATION OPERATION MAINTENANCE MANUAL...

Страница 2: ...or unit installation 4 Piping connection 5 Condensate drain connection 5 Electrical connection 5 Unit dimensions 6 Coil connection dimensions 6 Typical wiring diagram 7 8 Valve packages 9 Parts list 9...

Страница 3: ...set are available as an option 3D for two pipe system and 4D for four pipe system These valves are supplied loose for field installation THERMOSTAT An attractive wall mount three speed thermostat wit...

Страница 4: ...on for any visible damage due to shipment and mishandling If you suspect any damage to the unit please call your nearest COOLINE representative After you open the carton make sure that there is no vis...

Страница 5: ...nel Clear the floor from all objects with sharp edges Remove liquid or slippery material from the installation site before proceeding C Indoor unit installation Unit can be installed on the floor or m...

Страница 6: ...ines must be installed level in both the horizontal vertical plane Insulation of pipes The pipe insulation should cover both inlet outlet pipes as shown below F Electrical connection Please ensure pow...

Страница 7: ...ions are in mm dimensions in brackets are in inches CHILLED WATER HOT WATER CHILLED WATER No OF MOTORS No OF BLOWERS 1 Mounting holes 4 No 2 Air vent 3 Drain pan 4 5 8 OD coil outlet 5 5 8 OD coil inl...

Страница 8: ...R LINE 1 L2 N LINE 2 OR NEUTRAL OHT OVER HEAT THERMOSTAT _ _ _ FIELD WIRING FACTORY WIRING NOTES 1 POWER SUPPLY 220 240V 1PH 50Hz 2 USE COPPER CONDUCTOR WIRES ONLY 3 USE HEATER AS PER OPTION REQUIRED...

Страница 9: ...ACTORY INSTALLED PLEASE READ BROKEN LINES AS CONTINUOUS LINES 4 FM2 NOT REQUIRED FOR SINGLE MOTOR AHU IF FM2 IS FACTORY INSTALLED PLEASE READ BROKEN LINES AS CONTINUOUS LINES 5 FREE END OF FAN MOTOR L...

Страница 10: ...BLOWER WHEEL 800 707 58 800 707 57 58 800 707 57 58 800 707 57 58 800 707 57 58 BLOWER MOTOR 800 827 17 800 827 08 800 827 11 800 827 08 800 827 11 RETURN AIR FILTER 800 248 20 800 248 22 800 248 23 8...

Страница 11: ...rature setting by pressing the or button to increase or decrease the set value displayed on the LCD of the thermostat Fan speeds can be selected by positioning the switch S2 to LOW speed MEDIUM speed...

Страница 12: ...lue 0 1K Hysteresis 0 5K Switching current at 250 VAC 3 2 A Maximum fan current 6 3 A Sensor system NTC in housing Optional Remote Sensor 193720 Switches Heat Off Cool Fan 3 Fan Speed Indicator lamps...

Страница 13: ...sate will flow out easily A standard pipe cleaner for 1 2 ID pipe may be used Periodic checks of the drain pipe should be taken during summer operation as there is a possibility of it becoming clogged...

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