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INSTALLATION CONTINUED
CAUTION:
Two gas line installations at the same time are forbidden. Do not open cover while the heater is
running.
Heater is pre-set at factory for propane gas, no changes are required for connecting to propane. Only a
qualified installer or service technician can perform gas selection and connecting to gas supply.
CAUTION: To avoid gas leakage at the inlet of regulator, a qualified installer or service technician must use
steel or metal hex plug with sealant.
For changing from propane to natural gas supply
1.
Remove bottom screw from cover plate, see figure 8, and rotate to expose gas selection valve.
2.
For NATURAL GAS, press in knob using a flat screwdriver with a blade the thickness of a quarter and turn
knob clockwise
locked into either the NG position. Do not operate heater between locked positions!
3.
Rotate and close cover over gas selection valve and reinstall screw.
4.
Remove steel or metal hex plug (with wrench provided from natural gas inlet of regulator and install into
LP inlet of regulator, use thread sealant to assure there are no leaks).
For changing from natural gas supply to propane gas supply:
1.
Remove bottom screw from cover plate, see figure 8, and rotate to expose gas selection valve.
2.
For PROPANE GAS, press in knob using a flat screwdriver with a blade the thickness of a quarter and
turn knob counterclockwise
must be locked into the LP position.
3.
Rotate and close cover over gas selection valve and reinstall screw.
4.
Remove steel or metal hex plug from propane gas inlet of regulator and install into NG inlet of regulator,
use thread sealant to assure there are no leaks.
until the knob locks into the NG position (see figure 9). Selection valve must be
until the knob locks into the LP position (see figure 10). Selection valve
Figure 8
Figure 9
Figure 10
12
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