TM 3-6665-302-34
(3) Secure identification plate (31) with
b. Installation.
four screws (30) and lockwashers (29).
(1) Attach and solder tagged wires to ter-
minals to switch (28).
348. Knobs, Boots, and Plunger
(2) Coat solder connections with sealant
from coating kit (item 6, table 1-1).
a. Removal.
(3) Position switch (28) in cavity of case
(1) Loosen setscrew (8, fig. 3-17) and re-
top assembly (13), with side stamped TEMP
move crank (9).
SIDE upward.
(2) Unscrew boot (6, fig. 3-22).
(4) Fill cavity around and under switch
(3) Loosen setscrews (13A) and remove
(28) with sealing compound (item 5, table l-l).
knob (14).
Keep TEMP SIDE of switch clear of adhesive.
(4) Loosen setscrew (16) and remove knob
Switch (28) must be flush or within 1/32 inch
(17).
above top surface of top assembly (13).
(5) Separate chassis from case top assem-
(5) After sealing compound has cured (30
bly (para 3-36a through f and i through m).
minutes at room temperature), install identifica-
tion plate (31) (para 3-49 b).
(6) Unscrew boot (18 ) and remove plunger
(25).
3-51. 24 VDC INPUT Connector and Gasket
b. Installation.
(1) Screw boot (18) into top assembly
a. Removal.
(13).
(1) Unscrew cover (20) from connector
(2) Insert plunger (25) through underside
(23).
of top assembly (13) and through boot (18).
(2) Remove screws (21) and lockwashers
(3) Secure knob (17) to plunger (25) with
(22).
setscrew (16).
(3) Pull connector (23) from top assembly
(4) Install knob (14), coat setscrews (13A)
(13) so that wires are accessible.
with sealing compound (item 3, table 11 ), and
secure knob (14) with setscrews (13A).
(4) Tag and unsolder wires from rear of
connector (23).
(5) Screw boot (6) into top assembly (13).
(5) Remove connector (23) and gasket
(6) Install chassis assembly into case top
(24).
assembly (para 3-37a through i).
b. Installation.
3-49. REMOTE Binding Post
(1) Install gasket (24) with wires running
through the center.
(2) Solder tagged wires to pins on rear of
replacement connector (23).
b. Installation. Screw binding post (7) into
the top assembly (13).
(3) Coat soldered connections with sealant
from coating kit (items 6, table l-l).
3-50. Thermostatic Switch
(4) With keyway of connector (23) up,
aline gasket (24) and connector mounting holes
with holes in top assembly (13).
a. Removal
(5) Secure with lockwashers (22) and
(1) Remove identification plate (para 3-
screws (21).
49a).
(6) Screw cover (20) onto connector (23).
(2) Carefully remove sealing compound from
around switch (28 ) without damaging wires.
3-52. Heater Assembly
(3) Remove switch (28) from cavity in top
assembly (13).
a. Removal.
(4) Tag and unsolder three wires from
switch (28).
(1) Remove chassis assembly from case top
