TB 9-4920-455-35
(b)
RPM RANGE switch to X10.
(c)
FUNCTION switch to B.
(d)
RPM TUNE dial to 180.
(e)
MAGNETIC PICKUP switch to COMMON.
(4) Remove two opposite pairs of interrupter screws on calibrator leaving only two
opposite single screws.
(5) Run calibrator and push and hold TEST pushbutton on the TI. Only the 12:00
o'clock light should light.
(6) Release TEST pushbutton and observe clock position of lighted light.
(7) Push and hold VERIFY TUNE pushbutton on TI and adjust RPM TUNE dial
to return light to clock position observed in (6) above.
(8) Release VERIFY TUNE pushbutton and observe new clock position.
(9) Repeat (7) and (8) above until there is no change when VERIFY TUNE
pushbutton is pushed or released.
(10) Verify the following indications on TI:
(a) PHAZOR indication is between 8:30 and 9:30 o'clock.
(b) IPS meter indication is between 0.72 and 0.88.
(c) RPM TUNE dial is between 176 and 184.
(11) Set calibrator CAM RATE switch to 900.
(12) Set TI RPM RANGE switch to X1 and RPM TUNE dial to 900.
(13) Repeat (5) through (9) above and verify the following indications:
(a) IPS meter indication is between 0.36 and 0.44.
(b) RPM TUNE dial is between 882 and 918.
b. Adjustments. No adjustments can be made.
a. Performance Check
(1) Set calibrator CAM RATE switch to 1800 RPM.
(2) Set TI RPM RANGE switch to X10 and RPM TUNE dial to 180.
(3) Set Strobex MODE switch to A.
(4) Set calibrator MOTOR ON switch to down position.
(5) Connect Strobex (Model 135M-11) to TI Strobex connector.
(6) Install two opposite pairs of interrupter screws on calibrator rotor disc (all six
screws installed).
(7) Set calibrator MOTOR ON switch to MOTOR ON.