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7) OPERATING INSTRUCTIONS.
The Control Panel on the room unit is
illustrated below, see Fig 3.
AIR CONDITIONER (NOT PAC22 MK3)
a) Revolve thermostat knob fully
CLOCKWISE to the number "8" position.
b) Plug in the room unit mains cable, and
switch on electricity, red mains light will
illuminate.
c) Select "Fan Only" with the mode switch.
The fan will start.
d) Select "Fan Speed", with the fan speed
switch, high or low depending on air
velocity required.
DEFROST
LIGHT (WHITE)
DEFROST LIGHT :-
STANDARD --- WHITE
CONVEX CONSOLE ---
GREEN
FIG.3 CONSOLE LABEL/ MARKING OPTIONS WITH
DIAL THERMOSTAT
COOLING LIGHT
MAINS LIGHT
(GREEN)
(RED)
MODE
SWITCH
OFF
POSITION
(For convex console see p.25)
e) Select "Cooling" with the mode switch,
and revolve the thermostat knob fully
ANTICLOCKW ISE to the number "1"
position. If fitted the external heat exchanger
fan and the water pump in the room unit will
start. After a delay of 5 to 10 minutes the
green "Cooling" light will illuminate and the
machine will proceed to cool the air.
f) Monitor the room temperature and when
it has reduced to the desired level, very
slowly revolve the thermostat knob back,
clockwise, until the green "Cooling" light
goes out. The room unit will now control the
room temperature cooling automatically at
this setting.
THERMOSTAT KNOB
FAN ONLY
POSITION
10
34
C
C
COOLING
POSITION
FAN SPEED
SWITCH
FAN SPEED LOW
PAC22AX
PAC15AX/ET15AX
Page 18
FAN SPEED
ATTENTION LIGHT
HIGH
(AMBER)
LOW PRESSURE
HIGH
PRESSURE
RE-SET
RE-SET
CONTAINER FULL (AMBER).
POSITION VARIES WITH
MACHINE.
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