Mitsubishi FB13PNT, Quick Start Manual

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3-22 3-22
1 1.. P Po ossiittiivve e 2 2.. N Ne eg gaattiivve e
502737 502737
T To oo oll S Sp pe ecciiffiic c R Re essiisstta an ncce e
Tester Tester Infinite at x 1k rang Infinite at x 1k range e
M Me eg gg ge err 0 0..5 5M M o or r g grre eaatte er r ((D DC C5 50 00 0V V))
CHAPTER 3 MOTOR CHAPTER 3 MOTOR
15 15.2 .2 In Insp spec ecti ting ng Mo Moto torr
Inspection of force of spring Inspection of force of spring
Hook a spring scale to the brush SPRING and check if both Hook a spring scale to the brush SPRING and check if both
springs have the same tension. Then make sure of equal
springs have the same tension. Then make sure of equal
force on 2 springs.
force on 2 springs.
1 1. S . Sp prriin ng g ssccaalle e 2 2. S . Sp prriin ng g
502738 502738
1 1
2 2
IItte em m S Stta an nd da arrd d
Force of Force of
spring
spring
3 W 3 W
1 1..3 3 tto o 1 1..6 6 tto on n m mo od de ell 7 7N N
1 1..8 8 tto o 2 2..0 0 tto on n m mo od de ell 5 5N N
4 4 W W 5 5N N
CAUTION CAUTION
If the SPRING and/or the brush If the SPRING and/or the brush holder were rusted, replace them. holder were rusted, replace them.
Inspect with the Inspect with the following procedure after assembling. following procedure after assembling.
Abnormal noise and spark Abnormal noise and spark
Operate the motor. Then make sure that abnormal noise is not Operate the motor. Then make sure that abnormal noise is not heard and sparks of brushes are heard and sparks of brushes are not seen. not seen.
CAUTION CAUTION
If the motor is tested by itself, fix the motor on a If the motor is tested by itself, fix the motor on a work bench securely. The motor may move suddenly when starting. Test the work bench securely. The motor may move suddenly when starting. Test the
motor with the slow speed. motor with the slow speed.
(1) (1) Be sur Be sure to se e to secure E cure EPS mo PS motor as tor ass'y on a w s'y on a work be ork bench. nch.
(2) (2) Apply 1/ Apply 1/4 voltag 4 voltage of the batt e of the battery (abo ery (about 12V) to ca ut 12V) to carry out te rry out testing sting..
(3) (3) Con Connec nect wi t wires res as f as foll ollows ows..
-- Conne Connect ct (WHIT (WHITE) w E) wire ire to to the the (pos (positive itive [+]) [+])term terminal inal of of the the batte battery ry