Lighting Instructions; Shutdown Instructions; Wiring The Furnace - Coleman 7600 Service Manual

LIGHTING
INSTRUCTIONS
CAUTIOI,{: When lighting the furnace
it
is
important
that
steps
I
through
6 ol' the Lighting Instructions
be
followed
to
purge
the combustion chamber
of
any
gas
that might be prcsent
in
the
combustion
chamber.
LIGHTING INSTRUCTIONS
l. Turn thermostatto its lowest setting.
2.
Remove
lurnace door.
3.
Open inspection door.
4. Depress
and
turn
the gas valve control knob
to
"oFF."
5. Close
main
gas valve.
6.
Wait
l5
ntinutes.
CALITION:
Since
the gas
valve
in this
furnace is
a
step
opening
valve,
the
following procedure
should
be
used
when
lighting
the Pilot.
7. Turn
gas
valve
"ON".
8. lnsert match
in lighter
rod'
9.
Turn
gas
valve
control knob to pilot.
10.
Depress
control knob and
light pilot.
I
l.
Keep
dial
depressed
lor
60
seconds
or until
pilot
remains
lit.
12.
Replace
inspection door.
13.
Turn dial to "ON."
14.
Replace
furnace door.
15. Use
the thermostat
to
cycle
the burner
"OFF"
and
"ON"
several
times
to
bc
certain
that the
burner
ignites properly.
16. Set
the thermostat
to
the desired temperature.
This procedure
will
allow the gas valve
to
lunction
properly
by permitting
a
minimum
flow of
gas
to
the
main burner
at the start. The valve then
will
continue
to
open
gradually
till iull
flow
is obtained.
SHUTDOWN INSTRUCTIONS
l.
Set
wall thermostat
to
lowest temperature.
2.
TEMPORARY SHUI-DOWN: Turn
gas
valve dial
to pilot
position.
3.
COMPT-El-E
SHUl'DOWN:
Depress
dial and turn
clockwise
to "OFF."
4. Turn
system
switch
to "OFF."
WIRING THE F'URNACE
Connect
the
I
l5
volt
60 cycle leads
to
the "pigtails"
in
the
wiring box at the top ol the wiring panel.
Secure
with tu,o wire
nuts. Connect the
low
voltage wires
to
the
thern.rostat.
All electrical wiring within the
furnace has
been made
at
the
{'actory.
All
wirirtg
contlected
to
the unit
must
comply,
with the National Elcctric Code
and any appli-
cable
local
codes
and
regulations.
A
separate
circuit
with
a
lused
disconnect
should be provided
lrom
the
main luse
hox to
thc furnace.
1'he
wiring diagrams shown
in
figures 15, 16, 17,
18
and
l9
present
a
visual picture
of
the
various
elec-
trical circuits
to
be
found
in
the 7600 Gas Presidential
Furnaces.
Figures
20,21,22
and
23 show the
low voltage wiring
for
the
various furnace, condensing units, and
ther-
mostat combinations.
l8