INSTALLATION (continued)
1 --- 3
Functional Test
The FunctionalTest consists of three checks:
❐1 — ManualOperation Test,pages 1–3 through 1–6
❐2—VoltageChecks,page1–7
❐3 — Electrical Operation, page 1–8
Do these checks in the order presented
to avoid damaging theATS.
Read all instructions on the Wiring Diagram and labels
affixed to the ATS. Note the control features thatare
provided and review their operation before proceeding.
Continue to 1–ManualOperationTest starting below.

1 – Manual Operation Test

A detachable operator handle is provided on the transfer
switch for maintenancepurposes only.Manualoperation
of the transfer switch must be checked before it is
operated electrically.
Do not manually operate the transfer switch
until both power sources are disconnected:
open both circuit breakers.
1. Selectthe appropriat e switch design /amp. size and
follow directions fo r installing and using the h andle:
150–1200 amp J,H–design s Fig. 1-3, -4, -6 thru -11.
Attach the manual handle onto the shaft hub, left
side of the operator.
1600 – 3000 amp. G–design See Figures 1-5, 1-12.
Installthe hub (with pin) onto the shaft and i nsert the
manualfirmlyintothesideholeinthe hub. Pushin
or pull out hubto engage opposite source contacts.
4000 amp. F–design SeeFigure1-13.
Insert the manualhandle into the hole in the weight.
2. Movet he handlea sshown to manually operate the
TransferSwitch. Theswitch should operate smooth-
ly without binding. Ifit does not, check f orshi pping
damage or construction debris. Repeat the manual
operation check on the other TransferSwitch.
3. Returnthe transfer switch to the N(closed on normal)
position. If removable, remove the maintenance
handle and store it on the transfer switch in the place
provided.
window indicators
Ois open
Cis closed
Emergency contacts
(upper shaft)
Normal contacts
(lower shaft)
contact
position
indicators
(right side)
Figure 1-3. Contact position indica tors on
150–600 amp. J–design transfer switches .
Shown with Emergency open and Nor mal closed.
window indicators
Ois open
Cis closed
Emergency contacts
(upper shaft)
Normal contacts
(lower shaft)
contact
position
indicators
(right side)
Figure 1-4. Contact position indica tors on
800–1200 amp. H–design transfer switches .
Shown with Emergency open and Nor mal closed.
window
indicators
OPEN or
CLOSED
Emergency
contacts
Normal
contacts
contact
position
indicators
(left side)
Figure 1-5. Contact position indica tors on
1600–3000 amp. G–design transfer switches .
Shown with Emergency closed an d Normal open.