wsm M7040 - Air Conditioner Unit

CABIN
M6040, M7040, WSM
10-M3
[3] AIR CONDITIONER UNIT
The air conditioner unit (3) consists of evaporator (2),
expansion valve (4), heater core (1), blower (5). etc..
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A/C Blower
The blower is incorporated in the left-hand space of
the air conditioner unit. It blows cool, warm of fresh air
via the dashboard and defroster blow ports into the
cabin.
The speed of the blower motor (1) can be adjusted in
4 steps by the resistor (3).
The blower fan (2) is centrifugal type. The air being
sucked in parallel with the rotary shaft is blown in the
centrifugal direction; in other words, perpendicular to the
rotary shaft.
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NOTE
• As for the mechanism and function of each component part, refer to "10. CABIN" section in the Workshop
Manual of tractor mechanism (Code No. 9Y021-18200).
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(1) Heater Core
(2) Evaporator
(3) Air Conditioner Unit
(4) Expansion Valve
(5) Blower
(1) Blower Motor
(2) Blower Fan
(3) Resistor
KiSC issued 07, 2012 A