GPG14M Service Manual

PRODUCT DESIGN
16
WARNING
DO NOT EXCEED THE MAXIMUM OVERCURRENT
DEVICE SIZE SHOWN ON THE UNIT DATA PLATE.
All line voltage connections must be made through weather
proof fittings. All exterior power supply and ground wiring
must be in approved weather proof conduit. Low voltage
wiring from the unit control panel to the thermostat requires
coded cable. See the following figures for ground level and
rooftop wiring.
Note: Junction box location
shown is optional and is for
illustration purposes only.
Electrical Power Directly To Junction Box
JUNCTION BOX
Electrical Power Routed Through Bottom of Unit
The unit transformer is connected for 230V operation. If the
unit is to operate on 208V, reconnect the transformer primary
lead and the induced draft blower leads as shown on the unit
wiring diagram.
WARNING
TO AVOID THE RISK OF PROPERTY DAMAGE,
PERSONAL INJUSRY OR FIRE, USE ONLY COPPER
CONDUCTORS
All line voltage connections must be made through weather
proof fittings. All exterior power supply and ground wiring
must be in approved weather proof conduit. Low voltage
If it is necessary for the installer to supply additional line
voltage wiring to the inside of the package unit, the wiring
must comply with all local codes. This wiring must have a
minimum temperature rating of 105°C. and must be routed
away from the burner compartment. All line voltage splices
must be made inside the unit control box.