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State GS6 75 YRPDT User Manual

Page 16

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to the connector on the bottom side of the gas control valve/
thermostat.

6. If the wiring harness is not factory installed, make sure the ON/

OFF switch is in the OFF position and then connect the wiring
harness from the blower control box to the connector on the
bottom side of the gas control valve/thermostat.

7. This water heater is a polarity sensitive appliance and will not

operate if the power supply polarity is reversed. The power supply

or outlet providing power to this water heater must be wired
properly (correct polarity).

8. Do not plug in power cord until vent system is completely installed.

This power direct vent heater operates on 110-120 Vac, therefore
a grounded outlet must be within reach of the six (6) foot (1.8 m)
fl exible power cord supplied with the unit. See Figure 2. Ensure

that the polarity at the outlet is correct. The power cord supplied

may be used only where local codes permit. If local codes do not
permit the use of a fl exible power supply cord:

a.) Make sure the unit is unplugged from wall outlet. Remove

screws and remove control box.

b.) Cut the fl exible power cord, leaving enough to be able to make

connections, the remove the strain relief fi tting from box.

c.) Install suitable conduit fi tting in side of enclosure and then

follow (d.) and (e.) below.

d.) Splice fi eld wiring into existing wiring using code authorized

method (wire nuts, etc.).

e.) Be certain that neutral and live connections are not reversed

when making these connections.

f.) Replace control box, make sure that the control box is secured shut.

WIRING SCHEMATIC

DIAGRAM 1.

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