TM 11-5826-225-35
(4) Secure toggle switch (133) to front
subpanel assembly (88) Using lock-
washer (115) and nut (114).
(5) If ammeter (90) is not wired, connect
leads now.
(1) If rotary switch (151) is not wired,
(6) P a s s t h e t w o p a n e l l a m p l e a d s
connect the leads now.
through the hole in the lower left
(2) I n s e r t the shank of rotary switch
corner of frame (136) and through
(151) into the hole in the upper left
the slot in front subpanel assembly
corner of frame (136).
(88).
(7) Fasten front subpanel assembly (88)
(3) Secure rotary switch (151) to frame
to frame (136) using four screws
(136) with lockwasher (129) and nut
(112) and four lockwashers (113).
(130).
(8) Solder the two panel lamp leads to the
(4) Orient terminal board (157) so re-
two terminals on panel light assembly
sistor R306 (4,700 ohms) is on top.
(92).
(5) Use two nuts (160), two lockwashers
(9) Fasten panel light assembly (92) to
(159), and two flat washers (158) to
front panel (93) using two screws
secure terminal board (157) to rotary
(108).
switch (151).
(10) Place front panel (93) over the shafts
i. Replacement of Rear Retaining Plate.
protruding from the front of flame
(1) Slide spacer plate (19) around rear
(136), and secure front panel (93)
portion of connector (21). Align the
to frame (136) using two screws
mounting holes on spacer plate (19)
(106) and two rubber washers (107).
with the mounting holes on connec-
(11) Place function knob (105) on its
tor (21).
shaft, leaving a small gap between
(2) F a s t e n connector (21) and spacer
function knob (105) and front panel
plate (19) to retaining plate (8) with
( 9 3 ) . Rotate function knob (105)
four screws (20) and four nuts (17).
fully counterclockwise. Function knob
(105) should point to OFF.
(3) Secure fixed resistor (12) and solder
lug (9) to retaining plate (8) with
(12) Tighten setscrew (104).
screw (7).
(13) Place range knob (94) on its shaft.
(4) Secure retaining plate (8) to frame
leaving a small gap between range
(136) using three screws (5) and
knob (94) and front panel (93). Ro-
three lockwashers (6). Use care to
tate range knob (94) fully counter-
avoid pinching or straining the leads.
clockwise. Range knob (94) should
point to 190-400.
j. Replacement of Front Panel.
(14) T i g h t e n setscre (98).
(1) Secure dial mask (135) to the front
(15) Place flat washer (103) and GAIN
of frame (136) with two screws
(132), two lockwashers (131), and
knob (102) on shaft protruding from
two flat washers (134).
function knob (105). Leave a small
gap between function knob (105) and
(2) Fasten ammeter (90) to f rent sub-
GAIN knob (102) in addition to the
panel assembly (88) using two nuts
gap caused by flat washer (103).
(89) and two screws (91).
(16) Tighten t two setscrews (101).
(3) Place f rent subpanel assembly (88)
(17) Place flat washer (95) and TUNE
over the shafts protruding from the
knob (97) on shaft protruding from
front of frame (136), and insert
toggle switch (143) through the hole
range knob (94). Leave a small gap
between range knob (94) and TUNE
in front subpanel assembly (88).
3l8
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