Table of Contents
Advertisement
SECTION
502-5101-201
faults detected by use
of
the fault
location
guide
should be repaired by substitution of the items as
described
below.
A.
Housing
(Desk
Telephones)
Removal
1. Loosen the captive screws (Fig.
12)
in the
base
of
the telephone set until the screws
disengage from the housing.
2.
Tilt
the housing forward and
lift
the housing
vertically from the telephone set base until
the
dial,
line
switch,
exclusion switch and
turnbutton are
cleared.
Assembly
1.
Align the housing over the
telephone
set
base so the dial and turnbutton coincide
with their respective holes.
2.
Lower
the housing onto the telephone set
base.
3. Tighten
the
two captive screws in
the
base.
B.
Housing (Wall
Telephones)
Removal
1. Push
inward on the bottom of the housing,
2. Depress with a
screwdriver,
the
tab of the
snap fastener located in the handset cord
slot (Fig. 3 and
4),
3.
While
the tab is depressed
,
lift the lower part
of
the
housing outward and upward
,
releasing the fastener catch and disengaging the
latch opening assembly.
Assembly
1. Slip the housing over the handset cradle and
dial
(and
monitor or exclusion button
if
applicable).
Page 28
2. Engage
the
housing
latch (Fig. 4),
located in
the
top of the housing, in the base spring. If
a ground or 2-line switch is present
in the
set,
ensure that
the
switch is in
line
with the housing
hole.
3.
Press
firmly on the
lower
part of the housing
to engage the catch.
C.
Ringers
Removal
1.
Remove the housing per 6.01 A or B.
2.
Disconnect
the ringer
leads.
3.
Loosen
the
two
pan head mounting screws
next to the
gongs,
until the screws disengage
from the telephone set base. (Fig.
13.)
4. Remove the ringer and grommet from the
lower
edge of the line switch assembly
mounting.
Assembly
I .
Install the
ringer
by reversing the above
procedure.
D.
Dial
Removal
1.
Remove
the housing per 6. 0
I
A or
B.
2.
Loosen,
but do not
remove,
the two screws
on each side of the dial (Fig. 6).
3.
Lift
the dial from the bracket (it may be
necessary to force the bracket arms away
from the dial).
4.
Disconnect
the dial leads from the
network,
and from the terminal strip if applicable.
- Quick Links:
- Rotary Dial (Ne-500 Type)
Hide quick links:
Advertisement
Table of Contents
