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Installation Instructions
NOTE:
Read
the entire
instruction
manual
before
starting
the
installation.
TABLE
OF CONTENTS
PAGE
NO.
SAFETY
CONSIDERATIONS
.....................
1
INSTALLATION
RECOMMENDATIONS
............
2
CHECK
EQUIPMENT
& JOBSITE
.................
2
LOCATION
/ CLEARANCE
.......................
2
APPLICATION
CONSIDERATIONS
................
3
Earth Coupled
(Geothermal)
Systems
..............
3
Well Water Systems
............................
4
MOUNTING
VERTICAL
UNITS
...................
7
MOUNTING
HORIZONTAL
UNITS
................
7
CONDENSATE
DRAIN
............................
7
DUCT
SYSTEM
..................................
8
PIPING
.........................................
8
ELECTRICAL
...................................
9
Thermostat
Connections
.........................
9
SAFETY
DEVICES
AND UPM
CONTROLLER
.......
9
SEQUENCE
OF OPERATION
......................
11
Cooling
Mode
.................................
11
Heating
Mode
.................................
11
HEAT
RECOVERY
PACKAGE
.....................
13
SYSTEM
CHECKOUT
............................
14
UNIT
START-UP
.................................
14
MAINTENANCE
.................................
14
TROUBLESHOOTING
............................
15
FLUID
PRESSURE
DROP
TABLE
..................
17
TEMPERATURE
RISE/FALL
TABLE
...............
18
REFRIGERANT
PRESSURE
RANGES
TABLE
.......
19
BLOWER
PERFORMANCE
TABLE
................
20
Information
in these
installation
instructions
pertains
only to GB
series units.
SAFETY
CONSIDERATIONS
Improper
installation,
adjustment,
alteration,
service,
maintenance,
or
use
can
cause
explosion,
fire,
electrical
shock,
or
other
conditions
which
may
cause
death,
personal
injury,
or property
damage.
Consult
a qualified
installer,
service
agency,
or your
distributor
or branch
for information
or assistance.
The qualified
installer
or agency
must use factory-authorized
kits or accessories
when
modifying
this product.
Refer
to the individual
instructions
packaged
with the kits or accessories
when installing.
Follow
all safety codes.
Wear safety
glasses,
protective
clothing,
and work
gloves.
Use quenching
cloth
for brazing
operations.
Have
fire
extinguisher
available.
Read
these
instructions
thoroughly
and
follow
all warnings
or cautions
included
in
literature
and
attached
to the unit. Consult
local building
codes and
current
editions
of the National
Electrical
Code ( NEC ) NFPA 70.
In Canada,
refer to current editions
of the Canadian
electrical
code
CSA 22.1.
Recognize
safety
information.
This is the safety-alert
symbol
When
you
see this symbol
on the
unit
and in instructions
or
manuals,
be alert to the potential
for personal
iniury.
Understand
these signal words; DANGER,
WARNING,
and CAUTION.
These
words
are used with
the safety-alert
symbol.
DANGER
identifies
the most serious
hazards
which will result in severe personal
iniury
or death.
WARNING
signifies
hazards
which
could
result
in
personal
iniury
or death.
CAUTION
is used
to identify
unsafe
practices
which
would
result in minor personal
iniury
or product
and property
damage.
NOTE
is used
to highlight
suggestions
which
will result in enhanced
installation,
reliability,
or operation.
ELECTRICALSHOCK
HAZARD
Failure
to follow
this warning
could
result
in personal
iniury or death.
Before
installing,
modifying,
or servicing
system,
main
electrical
disconnect
switch
must be in the OFF position.
There may be more than 1 disconnect
switch. Lock out and
tag switch with a suitable warning
label.
EXPLOSION
HAZARD
Failure to follow this warning
could
result in death, serious personal
iniury,
and/or property
damage.
Never
use
air
or
gases
containing
oxygen
for leak testing
or operating
refrigerant
compressors.
Pressurized
mixtures
of air or gases
containing
oxygen
can lead to an explosion.
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