Gas Control Knob Settings; Adjustment - Maxitrol GV60 Installation And Operating Instructions Manual

INSTALLATION INSTRUCTIONS

GAS CONTROL KNOB SETTINGS

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KNOB POSITION
Main valve OFF
Main valve ON
MANUAL knob MAN
MANUAL knob ON

ADJUSTMENT

It is the appliance manufacturer's responsibility to deter-
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Do NOT attempt to remove screws from the top of gas
valve. Do NOT change any adjustments marked with
tamper indicating paint. Motor knob is not to be removed.
Pressure Regulator
or Throttle
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Main Valve Knob
Side Inlet
Side Outlet
Bottom Inlet
Inlet Pressure Tap
Bottom Outlet
Outlet Pressure Tap
Figure 15: GV60, Connections and Adjustment Options
Pilot Flame Adjustment
(Vented Units Only)
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1. The adjustment screw can be reached through a hole in
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2. Turn the MANUAL knob to the ON position.
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a screwdriver to reach the adjustment screw beneath.
4. Turn the adjustment screw clockwise
or counter-clockwise
FUNCTION
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valve.
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if the pilot is lit and thermocouple is
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Allows the pilot to be manually ignited
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Allows for automatic ignition.
Pilot Gas Adjust-
ment Screw (turn
with screwdriver)
MANUAL Knob
Connection
Piezo Igniter
Tab 2.8 x 0.8 mm
Magnet Unit
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to decrease
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Vented gas appliances
Figure 16: Proper Flame Impingement on Thermocouple
Outlet Pressure Adjustment
(Vented Units Only)
STANDARD REGULATOR OR THROTTLE
(Throttle CE only)
1. Connect a pressure manometer to the valve outlet pres-
sure tap. Pressure tap is opened by turning the screw
counter-clockwise
Pressure regulator or throttle are located under the cover
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and 17).
2. Turn MANUAL knob and main valve knob to the ON posi-
tion.
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ing clockwise
creased by turning counter-clockwise
NOTE: Throttle model's pressure is increased by turning
counter-clockwise
clockwise
Pressure regulator or throttle
Figure 17: Combination Control GV60, Cover
4. After adjustment, replace the plug.
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by turning the screw(s) full clockwise
Check all connections/pressure tap(s) for leaks.
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by adjusting the gas valve, check the gas valve inlet pres-
sure using a manometer at the valve inlet pressure tap. If
the inlet pressure is in the normal range, replace the gas
valve; otherwise, take necessary steps to assure proper
gas pressure to the valve.
CONVERTIBLE PRESSURE REGULATOR
(optional)
Convertible regulators are designed to deliver either of two
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change from one gas to the other, turn the conversion plug
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move. Unsnap and remove the plastic part, rotate it 180°,
and then slide it back on the conversion plug until it snaps.
13 / 84
FOR OEM USE ONLY
WR ò LQ
(10 to 13 mm)
Thermocouple
.
(pressure regulator models), or de-
.
; or decreased by turning
.
.
to re-