TP-5660 11/98 Operation 11
2.3 Manual Operation
To test or troubleshoot the transfer switch, or when the
controller fails in an emergency situation, manually
operatethe powerswitchingdevice asdescribedbelow.
Accidental starting.
Can cause severe injury or death.
Disconnect battery cables before
working on generator set. (Remove
negative (--) lead first when
disconnecting battery. Reconnect
negative (--) lead last when
reconnecting battery.)
WARNING
Disabling the generator set. Accidental starting can
cause severe injury or death. Before working on the
generator set or connected equipment, disable the generator
set as follows: 1) Move the generatorset masterswitch to the
OFF position. 2) Disconnect power to the battery charger.
3) Remove battery cables, negative (--) leadfirst. Reconnect
negative(--)lead lastwhenreconnecting battery. Followthese
precautions to prevent starting of generator set by an
automatic transfer switch, remote start/stop switch, or engine
start command from a remote computer.
Hazardous voltage.
Can cause severe injury or death.
Disconnect all power sources before
opening enclosure.
(under 600 Volt)
WARNING
Hazardous voltage.
Will cause severe injury or death.
Disconnect all power sources before
opening enclosure.
(600 Volt and above)
DANGER
Hazardous voltage.
Can cause severe injury or death.
Disconnect power sources before
servicing. Install barrier after
adjustments, maintenance, or
service.
(under 600 Volt)
WARNING
Hazardous voltage.
Will cause severe injury or death.
Disconnect power sources before
servicing. Install barrier after
adjustments, maintenance, or
servicing.
(600 Volt and above)
DANGER
Servicing the transfer switch. Hazardous voltage can
cause severe injury or death. Deenergize all powersources
before servicing. Open main circuit breakers of all power
sourcesto thetransferswitch and disable allgeneratorsetsas
follows: 1) Move all generator set master controller switches
to the OFF position. 2) Disconnect power to all battery
chargers. 3) Disconnect all battery cables,negative (--) leads
first. Reconnect negative (--) leads last when reconnecting
battery cables after servicing. Follow these precautions to
prevent starting of generator sets by an automatic transfer
switch, remote start/stop switch, or engine start command
from a remote computer.
NOTICE
Improper operator handle usage! Use the manual operator
handle provided on the transfer switch for maintenance
purposes only. Return the transfer switch to the normal
position. Removemanualoperatorhandle,ifused,andstoreit
on the transfer switch in the place provided when service is
completed.
NOTE
A contactor in normal and serviceable condition
transfers smoothly without binding when operated
manually. Do notplace thetransferswitchintoserviceif
the contactor does not manually operate smoothly
without binding; contact an authorized service center to
service the contactor.