TM 11-6625-3053-14
STEP
OPERATION
NORMAL INDICATION
CORRECTIVE ACTION
5
To ADJUST cam tab, once
(cont'd)
loosened, turn allen wrench as
required. To lock setting, hold
alien wrench fixed at proper
adjustment position, and turn hex
nut using adjustable wrench,
clockwise until hard against cam surface.
1. Loosen the 3 lower freq cam
tabs.
2. Adjustment cam tab at point 3
within +/- 2-1/2 MHz and lock in
position. Do not tighten cam
adjustments at points 2 and 1.
Decrease sig gen freq to a reading of 1010 MHz and POWER SET instrument.
Modes should be centered on scope, per figure 6-10C, and frequency of
signal generator should agree with freq counter within +/- 2-1/2 MHz.
If modes are not centered, adjust
LOW pot R3 on tracking board.
If frequencies in agreement, lock
cam tab 2.
If frequencies not brought into
agreement by this adjustment
within +/- 2-1/2 MHz.
1. Loosen cam tab 2 & 1.
2. Adjust cam tab 2 to ac-
complish same and lock in
position. When done leave tab 1
loose.
Decrease sig gen freq to a reading of 800 MHz and POWER SET instrument.
Modes should be centered on scope, per figure 6-10C, and frequency of
signal generator should agree with freq counter within +/- 2-1/2 MHz.
6-37