User Instructions Part 1
INSTALLATION INSTRUCTIONS FOR OEM USE ONLY
© 2013 Mertik Maxitrol GmbH & Co. KG, All Rights Reserved.
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FINAL CHECK
Observe several complete ON/OFF cycles to ensure proper op-
eration. During these cycles the electronics will determine the
optimum ignition sequence timing.
1. STOP! Read the safety information included before proceeding.
2. Turn main valve knob to the
OFF
, full clockwise position.
3. Place ON/OFF switch (if equipped) to the
O
(OFF position).
4. Wait a minimum of fi ve (5) minutes to clear out any gas. Verify
that no gas is in the area around the appliance, including near
the fl oor. If you detect gas STOP! Follow “What to do if you
smell gas” in the safety information (page 2). If no gas is
present, proceed according to the Mertik Maxitrol Operating
Instructions.
Minimum Gas Flow Adjustment
(Vented Units Only)
1. Set the control into low fi re setting by turning the motor knob to
OFF position and back until the valve opens.
2. The minimum rate can be set either by screwing in a calibrated
minimum rate screw (fi xed orifi ce) or an adjustable minimum
rate screw. Controls with adjustable screws without a custom-
er specifi c setting are factory set at maximum fl ow.
3. Turn the screw clockwise
to decrease the minimum
fl o w .
4. Care should be taken to screw the fi xed orifi ce until it stops.
5. Close pressure tap(s) by turning the screw(s) full clockwise
. Check all connections/pressure tap(s) for leaks.
Changing the Fuel Type
(Vented Units Only)
GV60 is suitable for all gas types and can be converted to meet
the manufacturer’s requirements for a specifi c gas type. Adjust-
ments of pressure regulator, minimum rate and pilot gas are
according to above-mentioned instructions. To convert for LPG
CE it is necessary to block the pressure regulator by turning the
regulator adjustment screw fully to the bottom limit (or the throttle
adjustment screw fully to the upper limit).
Figure 18: Conversion from one gas to another
Conversion Plug
Fire or explosion hazard. Attempted disassembly or repair can
cause property damage, severe injury or death. Do not disas-
semble the gas valve; it contains no serviceable components.
Natural Gas:
NG position
Liquefi ed Petroleum Gas:
LP position
180°