Tennant M17 Series, Руководство по эксплуатации

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M17 Service Information 90 17358 ( 08 - 20 16) 4- 7 5
TROUBLESHOOTING
STEP ACTION VALUE(S) YES NO
1 • Key On
• Enable hopper roll switch
• Is there a pertinent fault message displayed?
See
“ Fault Section"
Go to Step #2
2 • Key Off
• See “Manual Mode” section of this manual
• Activate the hopper roll actuator switch in manual
mode
• Does the hopper roll IN?
Go to Step # 6 Go to Step #3
3
• Key Off
• See “Self-Test Mode”
• Does the Self-Test display output circuits J4-9, 18
as open or shorted?
Correct Open
or Short Cir-
cuit Condition
Go to Step #4
4 • Key O ff
• See “Input Display Mode”
• Does I6: Roll Switch in/out correspond with
rocker switch position?
Go to Step #5 Correct Faulty
Input Condi-
tion
5 • Key O ff
• See TESTING HOPPER ROLL ACTUATOR in the SER-
VICE section of this manual
• Does the roll actuator pass the testing?
See TESTING
HOPPER ROLL
ACTUATOR
Go to Step #6 Replace Side
Brush Motor
6
• Key O ff
• Reconnect hopper roll actuator to main wire harness
• Test voltage applied to hopper roll actuator system as
shown on the electrical schematic
• Are the electrical circuits operating as shown on the
electrical schematic?
Go Back to
Step #1
Identify Volt-
age Drop
Location and
Repair or Re-
place Neces-
sary Compo-
nents
Terms:
J4-9,18 = Main Sweep/Lift Module
Hopper Roll Actuator, Retract / In , Off