TheSmoke/Heat Alarm is mounted on the EI 127 & EI 127R.
TheEI 127 pattress facilitates installation of bulky wiring and conduits.
TheEI 127R has an additional socket for connecting to the R spade termi-
nalon the EI161R or EI 166R. This can be used for remote test & hush or
manualcall points.
WARNING:This pattress must only be used with one of the above smoke
alarmsas per these instructions - otherwise the unit will not comply with
themandatory safety regulations.
WARNING:First disconnect the mains from the circuit to be used.
1.Choose a mounting position following the siting instructions in the
Smoke/HeatAlarm leaflet. Wherethe incoming wiring is on the surface of
the ceiling, the appropriately sized ducting/conduit must be chosen to
matewith the unit. Useasharp knife to remove material from the selected
knockout,making sure that there is no gap when mated with ducting / con-
duit. There are three knockouts – two on the sidewall and one on the rear.
Installation
Pattress Models EI 127 & EI 127R

For use only with EI 140, 141, 144, 145, 146, 161, 161R,

164, 166, 166R Easi-Fit Smoke/Heat Alarms

Professional
®
CONDUIT
R
CONNECTTO SMOKE ALARM
MOUNTINGPLATE TERMINALS
FOREI161R/166R
REMOTECONTROL ONLY
KNOCKOUT
FORMOUNTING PLATE
N
IC
L
-EARTH (IF PRESENT)
-NEUTRAL
-INTERCONNECT
-LIVE
N
IC
L
KNOCKOUT

Figure1