NOTE
This occurs when actuation point of switch is adjusted for
3, 200 psig (22, 348 KPa).
(d)
Slowly increase pressure above 3,
350 psig. Indicator A should light.
(e)
If lamp does light within the specified
limits,
adjust
actuation
point
of
pressure
switch
by
loosening
lockscrew and turning adjustment
screw clockwise to lower actuation
point or counterclockwise to raise it.
(f)
Repeat
steps
b
through
e
until
indicators light within the specified
limits.
(g)
If
correct
indication
cannot
be
obtained, switch is defective.
d.
Repair or Replacement. Refer to paragraph 6-
3.c for general repair or replacement instructions.
(1)
Replace defective wiring.
(2)
Replace defective solenoid valve.
(3)
Replace defective pressure switch.
e.
Assembly. To assemble the unloader control
box group. proceed as follows:
(1)
Disconnect and separate inner panel from
con-trol box (30).
(2)
Using screws (28), lockwasher (27) and
nuts (6) attach relay (39) to inner panel.
Position the inner panel in the control box
(30).
(3)
Thread wiring (20) through connector nut
(18) and insert solenoid (19) wiring through
hole in the side of control box (30). Thread
wiring through lock washer and connector;
attach solenoid (19) to control box
(30). If removed, install connector (17) and
elbow (16) on solenoid (19).
(4)
Connect solenoid ground wire (20) and
diode assembly (21) to inner panel using
attaching screw.
(5)
insert pressure switch (14) through hole in
front of control box (30), and attach switch
to control box using washer and nut (14).
Screw
adaptor (13) into pressure switch (14).
Snap in plug (12).
(6)
Using screw (11) attach terminal (22),
washer (9), and insulated washer (10);
insert through hole No. I in control box.
Attach washer (10), washers (9) lock
washer (8) and nut (7) to screw (11).
(7)
Using screw (11) attach terminal (25),
washer (9) and insulated washer (10);
insert screw (1) through hole No. 2 in
control box. Attach washer (10), washers
(9), lock washer (8) and nuts (7) to screw
(11).
(8)
Using screw (1 I1) attach terminal (24),
washer (9), insulated washer (10); insert
screw (11) through hole No. 3 in control
box. Attach washer (10), washers (9), lock
washer (8) and nuts (7) to screw (11).
(9)
Using screw ( 1) attach terminals (I 5),
washer (9), and insulated washer (10);
insert screw (11) through hole No. 4 in
control box. Attach washer (10), washers
(9), lock washer (8) and nuts (7) to screw
(11).
(10) Using screw (11) attach terminals (15. 20,
and 21), washer (9), insulated washer (10),
insert screw (II) through hole No. 5 in
control box. Attach washer (10), washer
(9), lock washer (8) and nuts (7) to screw
(11).
(11) Attach shock mounts (3) to mounting
brackets (5) using lock washer (2) and nut
(4).
(12) Attach unloader control assembly (7) to
shock mounts (3) using lock washer (2) and
nuts (1).
6-32. Condensate Receiver Group (See Figure 8.29).
The following paragraphs contain disassembly, cleaning,
inspection,
repair
or
replacement,
and
assembly
instructions for the condensate receiver group.
a.
Disassembly. Disassemble the condensate
receiver group only to the extent necessary to repair or
replace a defective part or parts.
(1)
Disconnect and remove drain hose (1) and
tube assembly (5). Identify for reassembly
purposes.
(2)
Unscrew and remove screws (10) lock
washer (11), remove separator cap (12)
and gasket (13). Remove elbow (14).
6-39