Switch assembly (A1)
Thermostat retaining bar
Thermostatic switch (S1)
Thermostatic switch (S2)
. chassis assembly, exploded view -Continued
e. Turn assembly upside down and remove
plug (32) and air filter.
Solution in the reservoir assembly is an
irritant. Avoid contact with eyes and
f. Install four screws (39) in mounting holes
mouth. Wash thoroughly with water.
below AIR INLET assembly (14).
g. Install three screws (42) and washers (43)
upright, unscrew reservoir assembly (41, fig. 3-
through mounting holes in corners of chassis
17). Allow weight assembly (29, fig. 3-21 ) to
h. Install air filter and tighten plug (32).
i. Install crank (9) and secure with setscrew
Keep weight assembly free from dirt
after removing reservoir assembly.
j. Dampen outside of two detector cell ports
with a few drops of water.
Discard solution in reservoir assembly
k. Position detector cell (37) so that its ports
in accordance with standing operating
are alined with their corresponding fittings in
chassis assembly (36). Press detector cell into
(3) Remove tubing (28) and weight as-
place in chassis assembly.
sembly (29) from fluid tube.
l. Center bail (38) on bottom of detector cell
(4) Unscrew separator (27) (counterclock-
(37) and turn lobed nut clockwise until finger-
(5) Remove gasket (23) from separator
(6) Using a lint-free cloth saturated in dis-
tilled or deionized water, wipe solution from mat-
ing threads in chassis assembly (56, fig. 321
(1) Remove chassis assembly from case top
(2) Remove defective tubing (11, 16, 17,
Keep separator (27, fig. 3-21
20, or 21)0
(28), and weight assembly (29) clean
(1) Attach replacement tubing (11, 16, 17,
(1) Slip gasket (23) over threads on sep-
20, or 21).
(2) Install chassis assembly in case top as-
(2) Slide separator (27) over fluid tube
centered in reservoir receptacle of chassis sub-
assembly (50, fig. 321 ). Screw separator (27,
) clockwise onto
the chassis subas-
sembly until fingertight.
(3) Slip one end of tubing (28) over fitting
bottom case assembly (para
of weight assembly (29).