9.
5
.
6
CONNECTING START CIRCUIT
WIRES
Control system interconnections consist of N1, N2, T1 and leads 23
and 194/15B. Control system interconnection leads must be run in
a conduit that is separate from the AC power lead. Recommended
wire gauge sizes for this wiring depends on the length of the wire, as
recommended in the following chart:
MAXIMUM WIRE LENGTH
RECOMMENDED WIRE
SIZE
1-115 ft (1-35m)
No. 18 AWG.
116-185 ft (36-56m)
No. 16 AWG.
186-295 ft (57-89m)
No. 14 AWG.
296-460 ft (90-140m)
No. 12 AWG.
9.
5
.7
FUNCTIONAL TESTS AND
ADJUSTMENTS
Following transfer switch installation and intercon-
nection, inspect the entire installation carefully. A
competent, qualified electrician should inspect it.
The installation should comply strictly with all appli-
cable codes, standards, and regulations. When abso-
lutely certain the installation is proper and correct,
complete a functional test of the system.
Perform functional tests in the exact order
presented in this manual, or damage could be
done to the switch.
IMPORTANT:
Before proceeding with functional tests, read and
make sure all instructions and information in this section are under-
stood. Also read the information and instructions of labels and decals
affixed to the switch. Note any options or accessories that might be
installed and review their operation.
9.
5
.8
MANUAL OPERATION
Do NOT manually transfer under load.
Disconnect transfer switch from all power
sources by approved means, such as the main
circuit breaker(s).
A manual HANDLE is shipped with the transfer switch. Manual opera-
tion must be checked BEFORE the transfer switch is operated electri-
cally. To check manual operation, proceed as follows:
1. Turn the generator’s AUTO/OFF/MANUAL switch to OFF.
2. Turn OFF both UTILITY (service disconnect circuit breaker) and
GENERATOR (generator main line circuit breaker) power sup-
plies to the transfer switch.
Larson Electronics, LLC
Phone: (877) 348-9680
Fax: (903) 498-3364
www.larsonelectronics.com
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Megatower