Close To Generator Source Side; Return To Utility Source Side; Voltage Checks; Utility Voltage Checks - Generac Power Systems TTS Series Owner's Manual

Operation

Close to Generator Source Side

Verify the position of the switch by observing the position
of the switch in the B window. If the B window is ON, the
switch is in the standby position. No further action is
required.
1. Insert the manual handle. Slowly push the manual
handle down and gently release. Window "B" ON
should now be indicated.
2. Return handle to enclosure storage location when
completed.

Return to Utility Source Side

1. Verify switch is in standby mode ("A" is ON in
standby window B).
2. Insert the manual operating handle. Slowly push
down and gently release. Window "A" utility should
now indicate ON.
3. Return handle to enclosure storage location when
completed.
12
Figure 4-1. Actuating Transfer Switch

Voltage Checks

Utility Voltage Checks

1. Turn on the utility power supply to the transfer
2. With an accurate AC voltmeter, check for correct
switch using the breaker in main distribution panel.
DANGER
Electrocution. High voltage is present at
transfer switch and terminals. Contact with live
terminals will result in death or serious injury.
voltage. Measure across ATS terminal lugs N1 and
N2; N1 to NEUTRAL and N2 to NEUTRAL.
DANGER
Electrocution. Turn utility supply OFF before
working on utility connections of the transfer
switch. Failure to do so will result in death or
serious injury.
Integrated Load Center Owner's Manual
000141
(000129)
(000123)