Advertisement
3.22
Installation of Spade-Tipped Handset
Cords in 851BM,
and 2851CM Telephone Sets:
spade-tipped handset cord (H4CJ or equivalent)
insert J hook stayband of cord in slot provided in
base of telephone set and terminate on appropriate
network terminals (Fig. 26, 27, 28, or 29).
To Install Housing:
3.23
(1) Refer to 5.05.
(2) If chassis assembly is in lowered position,
raise and fasten in place with two captive
screws.
(3) Install collar on key.
(4) Withdraw the two mounting screws until
they are held in the housing by their threads.
With both line switch plungers fully lifted, move
the housing directly into position around the
telephone set (if an exclusion switch is installed,
the left plunger will touch the exclusion switch
when the housing is about 3/8-inch from the
base).
Depress both plungers to their on-hook
position.
position against the base.
(5) Fasten housing in place with two captive
screws.
(6) Check complete operation of line switch and
exclusion feature.
Use Form E-5002-A or E-5002-B as a station
3.24
number card for a TOUCH-TONE station
and Form E-4203-G for rotary sets.
To Install Faceplate:
3.25
(1) Insert tabs on faceplate into slots of housing.
Use a KS-21107 type releaser or equivalent
to depress the tab of the faceplate retainer clip
while seating the faceplate.
positioning of the retainer clip, raise the handle
of the releaser well above horizontal, as shown
in Fig. 15 before withdrawing the tool.
(2) If installing 2851A faceplate (2851-type
telephone set) place station number card in
from front of faceplate in standard manner.
'ssP
503-601-101-i07 _1978-03-09.jpg Scanned by Frank Rarrell, (Cowboy Frank) Castle -R ock, Colorado Oct 05, 2012 16:51:04
851CM, 2851BM,
Continue working the housing into
Release plungers.
To insure proper
(3) If installing 2852A faceplate, an 840693253
adapter (furnished) is used to retain the
To install
station number card. Install adapter in faceplate
with the two retaining tabs toward the top of
the faceplate.
adapter.
( 4) If the latching characteristics of the 80269524 7
(P-269524) retainer clip is inadequate, replace
with a 840155618 clip.
Fig. 1 5-lnstalling 851 A(MD)
The 635A5 key uses a E-5837 form (key
3.26
button designation tabs). To install, squeeze
sides of cap to remove from key button and insert
designation tab. When replacing cap or key button
make sure assembly snaps into place. If cap does
not snap in place properly, rotate 90 degrees.
4.
CONNECTIONS
For sets equipped with a 66S1-type connecting
4.01
block, terminate IW cable as shown in Fig. 26
ISS 7, SECTION 503-601-101
Check for proper seating of
or
852A Faceplate
9
Page
Advertisement
