Nordyne MS3BC018KA Installation Instructions download (Page 2 of 8)

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Manual type:Installation Instructions
Pages:8
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Page 2 of 8
The continuous
indoor blower operation
can be
obtained
with the thermostat
system
switch set
in any position,
including
OFF.
The
continuous
indoor
blower
operation
is
typically
used
to
circulate
the
indoor
air
to
equalize a temperature
unbalance
due to a sun
load, cooking,
or fireplace
operation.
To Maintain Your Air Conditioner--
CAUTION:
Be certain
the electrical
power
to the
outdoor
unit and the
furnace/air
handler
is
disconnected
before
doing
the
following
recommended
maintenance.
1. Regularly:
a.
Clean or replace the indoor air filter at the
start of each heating and cooling
season,
and when an accumulation
of dust and dirt
is visible
on the air filter.
b.
Remove
any leaves
and
grass
clippings
from
the
coil
in the outdoor
unit,
being
careful
not to damage
the aluminum
fins.
c.
Check
for any obstruction,
such as twigs,
sticks,
etc.
2.
Before
Each Cooling
Season:
If the furnace/air
handler blower motor and
the outdoor unit fan motor(s) have oil tubes
at the motor
bearings,
apply
10 drops of
SAE No. 20 motor oil to each oil tube.
CAUTION:
Do
not
over-oil,
or
oil
motors
not
factory-equipped
with
oil tubes.
The
compressor
is hermetically
"sealed"
and
does
not require
lubrication.
3.
Before
Calling
a Service
Technician,
Be Certain:
a.
The
unit thermostat
is properly
set --
see
"To
Operate
Your
Air
Conditioner
for
Cooling"
and "To Operate
Your
Furnace
for Heating."
b. The
unit disconnect
fuses
are
in good
condition,
and the electrical
power
to the
unit is turned on.
1. GENERAL
INFORMATION
Read the following
instructions
completely
be-
fore performing
the installation.
Condensing
Unit Section--
Each condensing
unit is shipped
with
a refrigerant
charge
ad-
equate
to operate
the outdoor
section
with an
indoor
matching
coil or air handler, and 15 feet
of refrigeration
line.
NOTE:
DO NOT USE ANY
PORTION
OF THE
CHARGE
FOR PURGING
OR LEAKTESTING.
Matching coils and air handlers are shipped with
a small pressurized
holding
charge to pressur-
ize them to keep out contaminants.
To release
the pressure,
read the indoor
section
installa-
tion instructions
carefully.
Liquid and Suction Lines--
Refrigerant
grade
copper
tubing
should
be used when
installing
the
system.
Refrigerant
suction
line
tubing
should
be fully insulated.
Field
Connections
for
Electrical
Power
Supply
--
All wiring
must comply
with current
provisions
of
the
"National
Electrical
Code"
(ANSI/N FPA 70) and with applicable
local codes
having
jurisdiction.
The
minimum
size
of
electrical
conductors
and circuit protection
must
be in compliance
with information
listed on the
outdoor
unit data label.
2. SAFETY
CONSIDERATIONS
Pressures
within
the
System
--
Split system
air conditioning
equipment
contains
liquid and
gaseous
refrigerant
under
pressure.
Installa-
tion and servicing
of this equipment
should
be
accomplished
by
qualified,
trained
personnel
thoroughly
familiar
with this type of equipment.
Under no circumstances
should the Homeowner
attempt
to install and/or service
the equipment.
Labels,
Tags,
Precautions
--
When working
with this equipment,
follow all precautions
in the
literature,
on tags, and on labels provided
with
the equipment.
Read
and thoroughly
under-
stand the instructions
provided
with the equip-
ment
prior
to
performing
the
installation
and
operational
checkout
of the equipment.
Brazing
Operations
--
Installation
of equip-
ment
may
require
brazing
operations.
Safety
codes
must
be complied
with.
Safety
equip-
ment
(e.g.;
safety
glasses,
work
gloves,
fire
extinguisher,
etc.) must be used when perform-
ing brazing
operations.
Sample