Tennant 6100E, Руководство по обслуживанию

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ELECTRICAL
4--82
6100E 330255 (9--00)
SHAKE SYSTEM NOT OPERATING
NORMAL OPERATION:
1. With the keyswitch on, the operator selects shake by activating and holding switch S--5 on the front panel.
2. B+ voltage is supplied to pin 3 of the shaker module, turning on the shaker module..
3. Pin 2 of the shaker module is pulsed to ground (pin 1).
4. The shaker solenoid is turned on and off at a high frequency, moving the filter bar back and forth.
CHECK VOLTAGE ON PIN 3, WIRE 18/GRN AT THE SHAKER
MODULE.
TURN KEYSWITCH TO START POSITION AND
RELEASE TO RUN POSITION.
SELECT AND HOLD S--5 IN THE MOMENTARY
SHAKE POSITION
0 VOLTS B+ VOLTAGE
18/GRN OR SHAKER SWITCH S--5 FROM
16/GRY TO 18/GRN IS OPEN.
KEYSWITCH ON, S--5 IS STILL
HELD IN SHAKE POSITION
CHECK FOR VOLTAGE BETWEEN 18/GRN
(PIN 3) AND 13AB/BLK (PIN 1) AT SHAKER
MODULE.
0 VOLTS
B+ VOLTAGE
WIRE 13AB/BLK IS OPEN FROM SHAKER
MODULE PIN 3 AND MACHINE GROUND.
CHECK FOR VOLTAGE ON 10D/YEL AT
THE SHAKER SOLENOID SV--1.
0 VOLTS
B+ VOLTAGE
WIRE 10D/YEL IS OPEN
DISCONNECT THE SHAKER SOLENOID SV--1
AND MEASURE THE RESISTANCE OF THE
COIL. sHOULD BE 6 +/-- 2 OHMS.
WITHIN SPEC
NOT WITHIN SPEC
REPLACE SHAKER SOLENOID
AND RE--TEST
RECONNECT SHAKER SOLENOID AND
MEASURE VOLTAGE ACROSS SHAKER
SOLENOID SV--1 WHEN SHAKER BUTTON
IS ACTIVATED.
B+ VOLTAGE
SHAKER SOLENOID IS OPEN
OR DISCONNECTED
14--22 VDC
0 VOLTS
THE MODULE IS WORKING PROPERLY
THE SOLENOID ASSEMBLY IS PHYSI-
CALLY JAMMED OR THE SOLENOID IS
DEFECTIVE.
WIRE 42/GRN IS OPEN OR THE SHAKER
MODULE IS DEFECTIVE.
NOTE: IF THE SHAKER SYSTEM WORKS FOR A SHORT DURATION, THEN STOPS
OR SLOWS, THE SHAKER COIL IS DRAWING EXCESSIVE CURRENT. REPLACE THE
SHAKER COIL.
NOTE: THE MACHINE
PROPELS AND VAC
FAN AND MAIN BRUSH
OPERATE PROPERLY