Tennant EC-H2O T12, Руководство по эксплуатации

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T12 Service Information 9009917 (12-12)
5-29
SERVICE
TESTING PROPEL MOTOR CAbLES
1 . key off . disconnect batteries . remove terminal box
cover screws and set cover aside .
BET009
2 . disconnect u, v, and w cables from w1, a-, and a+
terminals (respectively) .
PMT002
W
U V
PMT006
U
V
W
12
35
23
1
24
13
3 . disconnect u, v, and w cables from Curtis 1232
controller as shown below .
4 . reconnect battery connection and test each cable
using an ohmmeter for a short to b as shown
below . each cable should test as “o .L .” or open to
b . replace shorted cable(s) .
PMT007
W U V
Ω
W
U V
Ω
W U V
Ω
1.
2.
3.
3.
U
V
W
+ - + - + - + - + - + -
6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt
for Safety: before leaving or servicing machine, stop
on level surface, turn off machine and remove key .
for Safety: When servicing machine, disconnect bat-
tery connection before working on machine .