GDM-HST02 truemfg.com
TEC_TM_158 | REV. B | ENP#84066912/4/2023 Page 14 of 48
About Your Appliance & Installation Requirements (cont.)
Follow the instructions below to convert your TRUE appliance
from a 4-wire circuit and a 4-prong NEMA 14-20P (see components
in fig. 1) to a 3-wire circuit and a 3-prong NEMA 5-20P
(see components in fig. 2).
Wiring Conversion
Receptacle Box
1. Turn off the circuit breaker.
2. Disconnect the existing receptacle.
3. Cap the red wire.
4. Connect the black, white, and green wires to the 3-prong
NEMA 5-20P plug per instructions on the receptacle.
Breaker Panel
1. Disconnect and remove the existing double-pole breaker.
2. Install a single-pole breaker.
3. Connect the black wire to the replacement breaker.
4. Cap the red wire.
5. Turn on the circuit breaker.
Wiring Instruction Advisement (115V only)
Fig. 1. 4-wire configuration and 4-prong NEMA 14-20P/20R.
Fig. 2. 3-wire configuration and 3-prong NEMA 5-20P/20R.
WARNING!
Electrical shock or burn hazard! Unplug the
appliance or turn off the power supply before
proceeding.
USER ACTION!
It is the customer’s responsibility to make sure
receptacle wiring meets all local electrical codes.
TRUE recommends hiring a licensed qualified
electrician to make this change.
NOTICE!
Power cord conversion kit available for purchase
to match current installation location’s wiring
configuration.
To Next Page
Loading...
Need help?
General
