Nilfisk-Advance Advance Retriever 2060, Руководство по обслуживанию, Страница: 39 / 165

FORM NO. 56043051 / Retriever
™
2060 - 37
DUST CONTROL SYSTEM
SYMPTOM TWO
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TROUBLESHOOTING GUIDE (CONTINUED)
Yes
Yes
Yes
Yes
Yes
Impeller does
not operate.
Verify brooms are
running.
If optional temperature
switch is installed, check
if indicator H5 is lit. See
operators manual.
Check for +12vdc at
terminal 3 on S7 with
key on and S7 in fan
position.
Access L2 and check
wht/red (+) and brn/blk (-)
wires for 12vdc with key
on and S7 in fan position.
Check for oil flow to
impeller motor.
Check operation of
impeller motor and
fan. Repair or replace
as needed.
See symptom 3 in
hydraulic troubleshoot-
ing chart.
Replace S7.
Check wiring to L2. If
optional temperature
switch is installed check
S6. Repair or replace
as needed.
Replace L2.
No
No
No
No