GrandAire G7 LP Conversion Kit (Canada) Guide d'installation
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- Cuisinières
- Taper
- Guide d'installation
LP & HIGH ALTITUDE LP GAS CONVERSION KIT
FOR CANADIAN INSTALLATIONS
INSTALLATION INSTRUCTIONS
BEFORE THE CONVERSION
IMPORTANT: Please read all instructions before
converting the furnace. Pay attention to all safety
warnings and any other special notes highlighted in the
manual. Safety markings are used frequently throughout
this manual to designate a degree or level of seriousness
and should not be ignored. WARNING indicates a
potentially hazardous situation that if not avoided, could
result in personal injury or death. CAUTION indicates a
potentially hazardous situation that if not avoided, may
result in minor or moderate injury or property damage
This conversion kit is only to be used to convert natural
gas furnaces to LP/Propane gas in Canada. This kit may
only be used in furnaces installed in altitudes between
zero and 4,500 feet above sea level. For U.S. installations,
the United States conversion kit must be used.
Table 1 is a detailed listing of the components in the LP
gas conversion kit. Please check the contents of the
conversion kit with that of the parts listing, and familiarize
yourself with each component.
DO NOT DESTROY THIS MANUAL. KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.
FIRE OR EXPLOSION HAZARD
• Failure to follow safety warnings exactly could
result in serious injury or property damage.
• Installation and service must be performed
by a qualifi ed installer, service agency or the
gas supplier.
• Do not store or use gasoline or other
fl ammable vapors and liquids in the vicinity
of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use
any phone in your building.
• Leave the building immediately.
• Immediately call your gas supplier from a
neighbor’s phone. Follow the gas supplier’s
instructions.
• If you cannot reach your gas supplier, call
the fi re department.
RISQUE D’INCENDIE OU D’ EXPLOSION
• Le non-respect des avertissements de sécurité
pourrait entraîner des blessures graves, la mort
ou des dommages matériels.
• L’installation et l’entretien doivent être effectués
par un installateur qualifi é, un organisme de
service ou le fournisseur de gazstaller, service
agency or the gas supplier.
• Ne pas entreposer ni utiliser de l’essence ni
d’autres vapeurs ou liquides infl ammables dans le
voisinage de cet appareil, ni de tout autre appareil.
QUE FAIRE S’IL Y A UNE ODEUR DE GAZ
• Ne pas tenter d’allumer aucun appareil.
• Ne toucher à aucun interrupteur électrique;
n’utiliser aucun téléphone dans le bâtiment.
• Évacuer l’immeuble immédiatement.
• Appeler immédiatement le fournisseur de gaz en
employant le téléphone d’un voisin. Respecter à
la lettre les instructions du fournisseur de gaz.
• Si personne ne répond, appeler le service des
incendies.
Table 1. LP Gas Conversion Kit
DESCRIPTION QTY
Honeywell Conversion Kit 396221
(to convert VR8205S2890 or VR8215S1206)
1
Honeywell Conversion Kit 396021
(to convert VR8205Q2381)
1
Honeywell Conversion Kit 50033841
(to convert VR9205Q1028)
1
#55 Drill Size Burner Orifi ce Kit
(contains (7) 661055)
1
#56 Drill Size Burner Orifi ce Kit
(contains (7) 661056)
1
#57 Drill Size Burner Orifi ce Kit
(contains (7) 661057)
1
#59 Drill Size Burner Orifi ce Kit
(contains (3) 661059)
1
Conversion Warning Label 1
Conversion Information Label 1
Installation Instructions 1
WARNING:
For *G7/*GC2 Series Furnaces & Appliances Using Honeywell Gas Valves
AVERTISSEMENT
2
CONVERTING TO LP/PROPANE GAS AT
ALTITUDES BETWEEN ZERO & 4,500 FT.
Converting single - stage valves to LP/Propane requires
the replacement of the burner orifi ces and/or the spring
found under the cap screw in the pressure regulator.
Converting two - stage valves to LP/Propane requires
the replacement of the burner orifi ces and/or the stem/
spring assembly in the pressure regulator.
Table 2 (page 3), provides the manifold pressure for
altitudes above 2,000 feet.
WARNING:
Shut off the gas supply at the manual gas shutoff
valve, before disconnecting the electrical power.
A fi re or explosion may result causing property
damage, personal injury or loss of life. Failure to
follow the safety warnings exactly could result
in serious injury, death or property damage.
WARNING:
To avoid electric shock, personal injury, or death,
turn off the electric power at the disconnect
or the main service panel before making any
electrical connections.
WARNING:
The reduction of input rating necessary for high
altitude installation may only be accomplished
with factory supplied orifi ces. Do not attempt to
drill out orifi ces in the fi eld. Improperly drilled
orifi ces may cause fi re, explosion, carbon
monoxide poisoning, personal injury or death.
Before You Convert the Gas Valve
1. Turn the thermostat OFF or to its lowest temperature
setting.
2. Verify the gas supply is shut OFF.
3. Verify the electrical power to the appliance is turned
OFF.
Removing The Burner Orifi ces
1. Set the thermostat to the OFF position, or its lowest
temperature setting.
2. Shut OFF the gas supply at the manual shutoff valve
located outside of the appliance.
3. Turn off all electrical power to the appliance.
4. Remove the door from the burner compartment.
5. Move the gas valve ON/OFF switch (4) to the OFF
position as shown in Figure 1. For For VR8205Q2381
gas valves, turn the knob to the OFF position.
6. Remove the wires from the terminals (3) of the gas
valve (6).
7. Remove the supply gas piping from the gas valve
inlet (5).
8. Carefully remove four screws (8) securing the gas
manifold assembly (7) to the burner assembly (9).
9. Set the screws (8) aside and remove the gas manifold
assembly (7) from the appliance.
10. Carefully remove the burner orifi ces (2) from the gas
manifold assembly (7).
11. Read the rating plate affi xed to the appliance to
determine its rated input (Btu/hr) and the size of the
factory installed orifi ces.
IMPORTANT NOTE: Before installing an orifi ce, check
the side or face of the orifi ce for the drill number to
ensure that it is the appropriate size.
Figure 1. Burner & Manifold Assembly
4
3
7
6
5
1
9
2
8
IMPORTANT NOTE: When converting a low NOx
furnace from natural gas to LP/Propane gas, it is
necessary to remove the NOx Baffl es from the furnace.
WARNING:
All gas piping must conform with local building
codes, or in the absence of local codes, with
the most recent edition of the National Fuel Gas
Code ANSI Z223.1. DO NOT attempt to modify,
or tap into existing gas lines yourself. Fire or
explosion may result causing property damage,
personal injury or loss of life. Failure to follow the
safety warnings exactly could result in serious
injury, death or property damage.
WARNING:
All electrical wiring must comply with the latest
edition of the National Electrical Code ANSI/
NFPA 70. Failure to follow these instructions
could result in possible damage to equipment,
serious personal injury, or death.
3
WARNING:
Do not use Tefl on tape or pipe joint compound
on the orifi ce threads. The hole in the orifi ce
may become blocked and cause fi re, explosion,
property damage, carbon monoxide poisoning,
personal injury, or death.
12. Install the appropriate LP/Propane gas burner orifi ces
(2) into the gas manifold assembly (7).
NOTE: To prevent cross threading, hand tighten the
orifi ces (2) into the gas manifold assembly (6) until
snug, then tighten with a wrench.
13. Reinstall the gas manifold assembly (7) to the burner
assembly (9) with the 4 screws (8), that were removed
earlier. NOTE: It is important that the center of the
orifi ces (2) are aligned with the center of the burners
(1).
14. Reconnect the gas piping to the gas valve inlet (5).
15. Reconnect the wires to the gas valve terminals (3).
FURNACE
MODEL
INPUT
(Btuh)
LP ORIFICE SIZE
FOR ALTITUDES
BETWEEN 0 - 4,500 FT.
MANIFOLD PRESSURE
*G7SA / *GC2SA
*G7SK / *GC2SK
45,000 57
0 to 1,999 ft.
10.0 in. w.c.
2,000 to 4,500 ft
8.5 in. w.c.
54,000 56
72,000 56
90,000 56
108,000 56
126,000 56
*G7SC / *GC2SC
*G7SL / *GC2SL
38,000 56
0 to 1,999 ft.
10.0 in. w.c.
2,000 to 4,500 ft.
8.5 in. w.c.
54,000 56
72,000 56
90,000 56
108,000 56
120,000 55
*G7TA / *GC2TA
*G7TK / *GC2TK
60,000 55
0 to 1,999 ft.
10.0 in. w.c. for High
4.2 in. w.c. for Low
2,000 to 4,500 ft.
8.5 in. w.c. for High
3.8 in. w.c. for Low
80,000 55
100,000 55
120,000 55
140,000 55
*G7TC / *GC2TC
*G7TL / *GC2TL
60,000 55
0 to 1,999 ft.
10.0 in. w.c. for High
4.2 in. w.c. for Low
2,000 to 4,500 ft.
8.5 in. w.c. for High
3.8 in. w.c. for Low
80,000 55
100,000 55
120,000 55
Table 2. Liquid Propane Conversion Chart
4
2 - Stage Honeywell Valves
Figure 4. Spring / Stem Assembly Removal
1
2
3
2 Adjustment Screws
(beneath cap)
Model VR8205Q2381
IMPORTANT NOTE: When converting to LP/
Propane gas from natural gas, the white stem/
spring assembly in the gas valve must be replaced
by the black stem/spring assembly in the kit.
1. Remove two screws (1) securing the pressure
regulator cover assembly (2) to the gas valve.
See Figure 4.
2. Remove the pressure regulator cover assembly
(2) from the gas valve.
3. Remove and discard the existing stem/spring
assembly (3) from the gas valve.
4. Install the replacement stem/spring assembly (3)
from the conversion kit.
5. Reinstall the pressure regulator cover assembly
(2) onto the gas valve.
6. Install the two screws (1) and tighten.
7. Affi x the label from the conversion kit to the gas
valve
Single Stage Honeywell Valves
Figure 3. Pressure Regulator Spring &
Adjustment Screw Removal
Spring
Adjusting Screw
(VR8205S2890 shown)
Figure 2. Cap Screw Removal
Cap screw
(VR8205S2890 shown)
Models: VR8205S2890 or VR8215S1206
IMPORTANT NOTE: When converting to LP/
Propane gas from natural gas, the black spring in
the gas valve must be replaced by the red spring
in the kit.
1. Remove the cap screw from the gas valve as
shown in Figure 2.
2. Remove and discard the plastic pressure regulator
adjustment screw from the gas valve. See Figure
3.
3. Remove the black colored spring from the gas
valve.
4. Install the red spring from the conversion kit.
5. Install the new adjusting screw from the kit.
6. Check and adjust the regulator setting. See Gas
Pressure Adjustment Section (page 4).
7. Reinstall the cap screw.
8. Affi x the label from the conversion kit to the gas
valve.
5
8. Disconnect the Manometer or pressure gauge.
9. Remove the NPT fi tting and reinstall the INLET
pressure tap plug. Hand tighten the plug fi rst to prevent
cross-threading. Tighten with 3/16” Allen wrench.
Lighting & Adjustment of the Appliance
WARNING:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly could
result in serious injury or property damage.
Never test for gas leaks with an open fl ame. Use
a commercially available soap solution made
specifi cally for the detection of leaks to check
all connections. A fi re or explosion may result
causing property damage, personal injury or
loss of life.
AVERTISSEMENT:
RISQUE D’INDENDIE OU D’EXPLOSION
Le non-respect des avertissements de sécurité
pourrait d’entraîner des blessures graves, la mort
ou des dommages matériels.
Ne jamais utiliser une fl amme nue por vérifi er la
présence des fuites de gaz. Pour la vérifi cation de
tous les joints, utiliser plutôt une solution savonneuse
commerciale fabriquée spécifi quement pur la détection
des fuites de gaz. Un incendie ou une explosion peut
entraîner des dommages matériels, des blessures
ou la mort.
1. Turn ON the manual gas valve, located on the outside
of the unit to the ON position.
2. Check all gas connections for leaks with a soap and
water solution. If the solution bubbles there is a gas
leak which must be corrected.
3. Turn on the electrical power to the appliance.
4. Place the gas valve ON/OFF switch/knob to the ON
position. See Figure 6.
5. Set the thermostat to a point above room temperature
to begin the heating cycle of the furnace.
6. Check that the furnace ignites and operates properly.
Refer to the installation instructions provided with the
unit for the normal operating sequence.
7. After ignition, visually inspect the burner assembly to
ensure that the fl ame is drawn directly into the center
of the heat exchanger tube. In a properly adjusted
burner assembly, the fl ame color should be blue with
some light yellow streaks near the outer portions of
the fl ame.
NOTE: The ignitor may not ignite the gas until all air is bled
from the gas line. If the ignition control locks out, turn the
Model VR9205Q1028
IMPORTANT NOTE: When converting to LP/Propane
gas from natural gas, the springs from gas valve
must be replaced by the larger springs from the kit.
The LP/Propane springs for both HIGH and LOW
fi re are the same size, shape and color.
1. Remove the HIGH fi re cap screw. See Figure 5.
2. Remove and discard the HIGH fi re adjustment
screw from the gas valve.
3. Remove the spring from the gas valve and discard.
4. Install a larger spring from the conversion kit.
5. Install a new adjusting screw from the kit.
6. Repeat steps 1 - 6 for replacement of the LOW
fi re spring and adjustment screw.
7. Check and adjust the regulator setting. See Gas
Pressure Adjustment Section.
8. Reinstall the cap screws on the HIGH and LOW
regulators. Plastic replacement cap screws are
provided in the conversion kit.
9. Affi x the label from the conversion kit to the gas
valve.
High Fire
Cap Screw
High Fire
Adjustment Screw
Low Fire
Cap Screw
Low Fire
Adjustment Screw
Spring
Spring
Figure 5. Pressure Regulator Spring &
Adjustment Screw Removal
GAS PRESSURE ADJUSTMENT
Measuring the Supply Gas Pressure
1. Turn OFF the gas supply at the manual valve located
on the outside of the unit.
2. Using a 3/16“ Allen wrench, remove the plug from
the inlet pressure tap (INLET side of gas valve). See
Figure 6 (page 6).
3. Install an 1/8” NPT pipe thread fi tting, which is
compatible with a Manometer or similar pressure
gauge.
4. Connect the Manometer or pressure gauge to the
Inlet Pressure Tap.
5. Turn ON the main gas supply at the manual valve.
6. Check and adjust the incoming gas line pressure to
11.0-14.0 inches Water Column for LP/Propane gas.
7. Turn OFF the gas supply at the manual valve.
6
NOTE: Turning the screw clockwise increases the
pressure, turning the screw counter-clockwise
decreases the pressure. To prevent the screw from
backing all the way out from the valve, turn the screw
slowly.
3. Replace and tighten the cap screw or the plastic cap
over the adjustment screw.
Removing the Manometer/Pressure Gauge
After the manifold pressure is properly adjusted, the
Manometer or pressure gauge must be removed from
the gas valve.
1. Turn the thermostat to its lowest setting.
2. Turn OFF the main gas supply to the unit at the manual
shut-off valve, which is located outside of the unit.
3. Turn OFF all of the electrical power supplies to the
unit.
4. Remove the pressure gauge adapter from the gas valve
and replace it with the 1/8” NPT manifold pressure
plug that had been removed earlier. NOTE: Make
sure the plug is tight and not cross-threaded.
5. Turn ON the electrical power to the unit.
6. Turn ON the main gas supply to the unit at the manual
shut-off valve.
thermostat to its lowest setting and wait one minute then
turn the thermostat to a point above room temperature
and the ignitor will try again to ignite the main burners.
This process may have to be repeated several times
before the burners will ignite. After the burners are lit,
check all gas connections for leaks again with the soap
and water solution.
Measuring the Manifold Pressure
The manifold pressure must be measured by installing a
pressure gauge (Manometer, Magnehelic Meter, etc.) to
the outlet end of the gas valve as follows:
1. Shut OFF the gas supply at the manual shutoff valve
located outside of the appliance.
2. Turn off all electrical power to the appliance.
3. Using a 3/16” Allen wrench, remove the manifold
pressure tap plug located on the outlet side of the
gas valve. See Figure 6.
4. Install an 1/8” NPT pipe thread fi tting, that is compatible
with a Manometer or similar pressure gauge.
5. Connect the Manometer or pressure gauge to the
manifold pressure tap.
6. Set the room thermostat to a point above
room temperature to start the furnace.
7. Allow the furnace to operate for 3 minutes and then
check the manifold pressure. Compare the measured
value with the value shown in Table 2 (page 3). If
the manifold pressure is not set to the appropriate
pressure, then it must be adjusted.
Adjusting the Manifold Pressure
NOTE: Adjustments must be made to both LOW & HIGH
fi re settings when converting two-stage gas valves. Refer
to Table 2 for manifold pressures.
1. Single stage gas valve: Remove the cap screw from
the top of the gas valve regulator. See Figure 2 (page
4) for VR8205S2890 or VR8215S1206 models.
2-stage gas valve: For VR8205Q2381 models, remove
the plastic cap covering the adjustment screws (Figure
4 page 4). For VR9205Q1028 models, remove the
cap screw (Figure 5, page 5).
2. Using a screwdriver or allen wrench (where
appropriate), slowly turn the adjustment screw till
the appropriate manifold pressure listed in Table
2 is achieved. See Figure 2 for VR8205S2890 or
VR8215S1206 models. See Figure 4 for VR8205Q2381
models or Figure 5 for VR9205Q1028 models.
COMPLETING THE CONVERSION
WARNING:
Do not alter or remove the original rating plate
from the furnace.
1. Attach the following labels:
• The conversion warning label (P/N 703935) should be
affi xed to the outside of the unit door.
• The conversion information label (P/N 703942) should
be affi xed near the rating plate on the inside of the
control area.
• The gas valve conversion label should be affi xed on the
gas valve.
NOTE: Each label should be prominently visible after
installation.
2. Reinstall the appliance door.
3. Run the appliance through 3 complete cycles to assure
proper operation.
Figure 6. Inlet & Manifold Pressure Tap Locations
IN
ON
OFF
Inlet
Pressure
Ta p
Inlet
Pressure
Ta p
Inlet
Pressure
Ta p
SINGLE STAGE VALVES
Manifold
pressure
Ta p
Manifold
pressure
Ta p
Manifold
pressure
Ta p
Manifold
pressure
Ta p
2-STAGE VALVES
Model VR8215S1206
Inlet
Pressure
Ta p
Model VR8205S2890
Model VR8205Q2381
Model VR9205Q1028
ON/OFF
Switch
ON/OFF
Switch
ON/OFF
Knob
ON/OFF
Switch
7
The installer performing this work assumes all responsibility for this conversion. These instructions are primarily
intended to assist qualifi ed individuals experienced in the proper installation of these components. Some local codes
require licensed installation/service personnel for this type of equipment. Safety should always be the deciding
factor when installing this product and using common sense plays an important role as well. Improper installation of
the components or failure to follow safety warnings could result in serious injury, death, or property damage. After
completing the installation, return these instructions to the Homeowner’s Package for owner-user’s future reference.
Specifi cations & illustrations subject to change without notice or incurring obligations.
O’ Fallon, MO | Printed in U.S.A. (07/10) 7092130 (Replaces 708897A)
¢709213}¤
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GrandAire G7 LP Conversion Kit (Canada) Guide d'installation
- Catégorie
- Cuisinières
- Taper
- Guide d'installation
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